Screen Service Broadcasting Technologies SDTX-ARK6 20 Watt Multimode SDR Transmitter User Manual Software

Screen Service Broadcasting Technologies SpA 20 Watt Multimode SDR Transmitter Software

User Manual

ISO 9001:2000
Cert. N°4500/1
Document name: SDT_ARK6_User_Manual_ENG_vATSC
Document code: ARK6-UM-000
Author: C. Di Biase
Date: September 23rd, 2011
Version: 1.1
Software User Manual
ARK6
External Document
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Table of Contents
1 Document structure ............................................................................................................... 5
2 Scope of the document .......................................................................................................... 6
3 Introduction ........................................................................................................................... 7
3.1 Digitizer features .............................................................................................................. 9
3.2 Satellite receivers features ............................................................................................... 9
3.2.1 DVB-S/S2 .................................................................................................................. 9
3.2.2 DVB-S/S2 plus CAM ............................................................................................... 10
3.3 Terrestrial receivers features ......................................................................................... 11
3.3.1 ATSC ....................................................................................................................... 11
3.4 ITU Transmitter features ................................................................................................ 12
3.4.1 ITU Features........................................................................................................... 12
3.4.2 ITU Signal Processing ............................................................................................. 13
3.5 ATSC Transmitter features ............................................................................................. 14
3.5.1 ATSC Features ........................................................................................................ 14
3.5.2 ATSC Signal Processing .......................................................................................... 14
3.6 System Features ............................................................................................................. 15
3.7 Synchronization .............................................................................................................. 15
4 Specifications ....................................................................................................................... 16
4.1 Input Interfaces .............................................................................................................. 16
4.2 Output Interfaces ........................................................................................................... 19
4.3 Control Interfaces ........................................................................................................... 22
4.3.1 RS232 pinout ......................................................................................................... 23
4.3.2 TLC pinout .............................................................................................................. 23
4.3.3 TLS pinout .............................................................................................................. 24
4.4 Power Supply .................................................................................................................. 25
4.5 Environmental Specification .......................................................................................... 27
4.6 Mechanical Specification................................................................................................ 27
5 Java Graphic User Interface ................................................................................................. 28
5.1 Authentication Option ................................................................................................... 28
5.2 Java Menu Bar ................................................................................................................ 29
5.3 Home Page ..................................................................................................................... 31
5.4 Input ............................................................................................................................... 32
5.5 Front-End ........................................................................................................................ 37
5.5.1 Tuner window: RF power level monitor ................................................................ 38
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5.5.2 DIGITIZER FE Type .................................................................................................. 39
5.5.3 ATSC FE Type ......................................................................................................... 41
5.6 ATSC ............................................................................................................................... 44
5.6.1 ATSC Settings ......................................................................................................... 45
5.6.2 ATSC Modulation ................................................................................................... 49
5.6.3 ATSC TVCT .............................................................................................................. 51
5.6.4 ATSC Measure ........................................................................................................ 52
5.7 ITU.470 ........................................................................................................................... 54
5.7.1 ITU Settings ............................................................................................................ 55
5.7.2 ITU Modulation ...................................................................................................... 59
5.8 Manual compensation ................................................................................................... 66
5.8.1 Linear Precorrection .............................................................................................. 66
5.8.2 Non Linear Precorrection ...................................................................................... 68
5.8.3 Port 5000 connection ............................................................................................ 69
5.9 Adaptive compensation ................................................................................................. 70
5.9.1 Linear Adaptive Precorrection ............................................................................... 70
5.9.2 Adaptive Non-Linear Precorrection ....................................................................... 74
5.10 Output ............................................................................................................................ 76
5.10.1 Reflex Power Management ................................................................................... 85
5.11 Network .......................................................................................................................... 87
5.12 GPS ................................................................................................................................. 92
5.12.1 Holdover Management ......................................................................................... 94
5.13 Alarms ............................................................................................................................ 99
5.14 Events ........................................................................................................................... 116
5.14.1 Date and Time Setting ......................................................................................... 126
5.14.2 Task Error Event ................................................................................................... 126
5.14.3 System Error Event .............................................................................................. 127
5.14.4 System Initialization Event .................................................................................. 128
5.15 System menu ................................................................................................................ 131
5.15.1 File Menu ............................................................................................................. 131
5.15.2 View Menu........................................................................................................... 132
5.15.3 Help Menu ........................................................................................................... 135
5.16 Download Software Standalone................................................................................... 137
6 Local User Interface ........................................................................................................... 138
6.1 Boot and Welcome Message ....................................................................................... 139
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6.2 Idle Menu ..................................................................................................................... 140
6.3 Main Menu ................................................................................................................... 141
6.4 LCD Alarms ................................................................................................................... 142
7 SNMP Simple Network Management Protocol ............................................................... 144
7.1 SNMP Protocol Preferences ......................................................................................... 145
7.2 Monitoring ................................................................................................................... 146
7.3 Events Monitoring ........................................................................................................ 181
7.4 Configuring alarm masks and alarm thresholds ........................................................... 182
7.4.1 Alarms Table ........................................................................................................ 182
7.4.2 Thresholds Table.................................................................................................. 185
7.5 Traps ............................................................................................................................. 188
7.5.1 SNMPv1 ............................................................................................................... 188
7.5.2 SNMPv2 ............................................................................................................... 190
7.5.3 Configuring traps ................................................................................................. 192
Appendix A. Automatic input source selection methods ........................................................ 193
A.1 Input Autoswitch .......................................................................................................... 193
A.2 Seamless input switching ............................................................................................. 196
Appendix B. Java Virtual Machine ........................................................................................... 197
B.1 Ethernet connection ..................................................................................................... 197
B.1.1 Configuration ....................................................................................................... 197
B.2 Java(TM) Platform ........................................................................................................ 197
B.2.1 Download ............................................................................................................ 197
B.2.2 Java Control Panel ............................................................................................... 197
B.3 Supported Web Browsers ............................................................................................ 197
Appendix C. Application Note .................................................................................................. 198
C.1 How to update.............................................................................................................. 198
Appendix D. Document versions .............................................................................................. 203
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1 Document structure
This ARK6 User Manual has the following chapters and appendices:
Chapter 1 Document structure.
Chapter 2 Scope of the document.
Chapter 3 Introduction
This chapter contains an overview of ARK6 and its features.
Chapter 4 Specifications
This chapter lists the ARK6 specifications.
Chapter 5 Java remote graphic user interface.
This chapter describes the Java interface provided for board managing.
Chapter 6 Local user interface.
This chapter describes the local user interface provided for board managing.
Chapter 7 SNMP - Simple Network Management Protocol
This chapter describes the SNMP interface provided for board managing.
Appendix A Java Virtual Machine.
Appendix with all instruction needed to manage Java Virtual Machine.
Appendix B Application Note.
Appendix with all instructions needed to update ARK6 devices.
Appendix C Document versions.
Appendix with additional information, the present document versions.
Appendix D List of Tables.
Appendix E List of Figures.
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2 Scope of the document
Purpose of this document is to provide a comprehensive description of the functionalities of the SDT
Series ARK-6 and to provide operating information on the software elements of the ARK6 system.
SDT ARK6 User Manual provides software setup information and includes an overview of Java, SNMP
and Local user interfaces.
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3 Introduction
The SDT ARK-6 Series has been designed as a brand new model of software defined transmitters which
incorporate all the technical and functional capabilities of the previous models of the ARK-1 family (ARK-
1, ARK-R, ARK-T, ARK-ATSC, ECHO-2) together with a complete set of new functionalities that bring the
transmitter at the forefront of the technology edge.
The New SDT ARK-6 Series is the result of years of research and represents the state of the art of the
worldwide transmitter technology. We call it UNIVERSAL DRIVER because of its incredible capability to
modulate in all schemes, just uploading a proper software package. It is perfect for both international
broadcasters which have business in several countries to increase manageability of investment through
reduction of transmitter types and national broadcasters, due for its versatility in operation modes and
configuration. In fact it can be used as a Transmitter, an Heterodyne Transposer, a Regenerative
Transposer and Single Frequency Echo Canceller (proper to Single Frequency Networks), all in a single
hardware.
ARK-6 UNIVERSAL DRIVER is resilient to future evolutions of technology and standardization: this
platform guarantees a perfect upgrade path for new modulation schemes that the researchers will
delivery. Besides ARK-6 UNIVERSAL DRIVER already implements DVB-T/T2, PAL, ATSC/MH, NTSC, ISDB-T
modulations. The SDT ARK-6 allows selection of transmission modes in various ways: remotely, using a
dry contact; via SNMP commands; via TCP/IP, using the Web graphic interface; or even via a dedicated
command inserted into the transport stream. Functional interfaces are available for total remote control
of the apparatus by means of serial protocols or TCP/IP ports. Thanks to the internal Web server the
apparatus can be easily monitored and configured and updated using a LAN connection and a standard
Web browser. Moreover, the built-in SNMP agent allows full automated remote control.
Based on Software Defined Technology, ARK-6 allows the definition of different operative modes on the
same hardware platform. A single software controller allows the ARK-6 to be loaded with up to five
working modes simultaneously and to switch between them preserving each mode-specific
configuration.
The SDT ARK-6 Series specifications can be found in chapter 4.
A brief description of the main features and potentialities of each operative mode follows in next
paragraphs.
The following table shows all the allowed hardware configurations.
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3.1 Digitizer features
Supports the A/D conversion and decoding of NTSC and PAL CVBS inputs
Supports 2 CVBS video and 2 L/R audio inputs
Adaptive 2-D, 5-line, adaptive comb filter
Automatic video standard detection (NTSC/PAL)
Automatic video standard switching
Luma-peaking with programmable gain
3.2 Satellite receivers features
3.2.1 DVB-S/S2
Input DVB-S and DVB-S2 demodulator that conforms to ETSI EN 300 421 and ETSI TR 102 376
respectively.
Dual multi standard demodulation:
Legacy DVBS and DirecTVTM QPSK
DVBS2 QPSK, 8PSK, 16 and 32APSK
Multi-tap equalizer for RF reflection removal
Wide range carrier frequency tracking loop for offset recovery
Dual multi standard decoding:
DVBS or DirecTVTM legacy
DVBS2 FEC and framing
Up to 190 Mbit/s channel bit rate
Bit error rate monitoring
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3.2.2 DVB-S/S2 plus CAM
Input DVB-S and DVB-S2 demodulator that conforms to ETSI EN 300 421 and ETSI TR 102 376
respectively.
Dual multi standard demodulation:
Legacy DVBS and DirecTVTM QPSK
DVBS2 QPSK, 8PSK, 16 and 32APSK
Multi-tap equalizer for RF reflection removal
Wide range carrier frequency tracking loop for offset recovery
Dual multi standard decoding:
DVBS or DirecTVTM legacy
DVBS2 FEC and framing
Up to 190 Mbit/s channel bit rate
Bit error rate monitoring
DVB common interface compliant
H.264/AVC Level 4.1 high profile video decoder
MPEG-2 HD/SD video decoder MP@HL
Programmable audio decoder supporting: MPEG1 layer 1, 2 and 3 (MP3), Dolby Digital, AAC LC
4 transport stream decoders and DVB descramblers
Teletext / WSS / PDC / CC / VBID insertion
Cross Colour / Cross Luminance Filters
PAL/NTSC/SECAM digital encoder
ITU-R 656 video input & output
Analog HD output via YPrPb
S/P-DIF output for PCM / MPEG / Dolby Digital 5.1
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3.3 Terrestrial receivers features
3.3.1 ATSC
Agile VHF/UHF input Down-conversion (from 50.5 MHz up to 862 MHz)
Input adjustable offset frequencies: from -200 kHz to +200 kHz (1 Hz step)
Input ATSC demodulator that conforms to the ATSC A/53 standard
8VSB demodulator including a highly efficient adaptive equalizer
Excellent performance under static and dynamic multi-path environment
Fully A-74 and NTIA/CECB compliant
Dual AGC for optimal RF versus IF gain control
Fully-integrated digital channel filter reduces external IF circuitry to single SAW filter and VGA
Incorporates SNR monitor and BER monitor
Input RF signal level monitoring
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3.4 ITU Transmitter features
The ARK-6 ITU is an ITU-R BT.470-6 compliant Transmitter. The key features of the ARK-6 ITU are:
Standard SDI inputs (SMPTE 259M-C Component 4:2:2);
Agile UHF output Up-converter (from 470 MHz up to 862 MHz). The VHF option is also available.
Output adjustable offset frequencies: from -200 kHz to +200 kHz (1 Hz step).
3.4.1 ITU Features
Inputs
4 SDI, 2 CVBS (optional) and 2 L/R (optional)
Supported SDI Standard
SMPTE 259M-C Component 4:2:2
270Mb/s for 525 and 625 lines, 13.5 MHz sampling, 4x3
and 16x9 aspect ratios.
Outputs
1 RF, 1 RF Monitor
2 SDI for inputs bypass
Test modes
CW, CW AV, Mute Audio Carrier, Mute Audio, Audio Test
Tone, Video In, SMPTE Bars, Horizontal Bars, Red Field,
ITS0, ITS1, ITS2, ITS3 and ITS4.
Pre-correction
Linear Compensation
Non-Linear Compensation
Redundancy
Input autoswitch algorithm supported
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3.4.2 ITU Signal Processing
Digital audio channels presence and level monitoring.
Analog audio sampling rate fixed to 48 kHz.
Input redundancy provided by an input autoswitch algorithm based on primary feed presence (SDI
and CVBS).
Selectable Group Delay curve.
Selectable Audio Type.
Selectable Sound System.
Selectable Emphasis.
Adjustable Audio Deviation and Carriers Level.
Adjustable White Level, Synchronism Amplitude and Pedes Level.
Non-Linear Precorrection.
Linear Precorrection.
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3.5 ATSC Transmitter features
The ARK-6 ATSC is an A/53 and A/153 compliant Transmitter. The key features of the ARK-6 ATSC are:
SMPTE-310M with 19.39 Mbps, DVB-ASI (EN-50083/9) and Gigabit Ethernet (PRO-MPEG
COP3 R2) inputs;
Agile UHF output Up-converter (from 470 MHz up to 862 MHz). The VHF option is also
available.
Output adjustable offset frequencies: from -200 kHz to +200 kHz (1 Hz step).
3.5.1 ATSC Features
Inputs
4 ASI, 2 TSoIP channels and 1 RF(optional)
Outputs
1 RF, 1 RF Monitor
2 ASI and 2 TSoIP channels for inputs bypass
Test modes
CW, Force Null Packets
Monitoring
Output signal level and quality monitoring
Pre-correction
Adaptive Linear Compensation
Adaptive Non-Linear Compensation
Redundancy
Input autoswitch algorithm supported
3.5.2 ATSC Signal Processing
Input stream monitoring
On-The-Fly substitution of Major and Minor channel numbers in the TVCT for user selectable ones.
PCR restamping
Null packets deletion
Bit rate adaptation through Null packets insertion
M/H mode supported
M/H Regenerative mode up to 8 M/H number of groups supported
User selectable input autoswitch criteria based on primary feed quality (RF, ASI and TSoIP)
Linear and Non-Linear Adaptive Precorrections
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3.6 System Features
Synchronization
External or GPS
Internal clock
Oven Controlled OCXO oscillator (10 MHz and 1 PPS)
Output clock
1 PPS and 10 MHz
Management
Embedded SNMP v1 server
Embedded Web server
GbE Ports
GbE 1: 10/100/1000 Base T Management port
GbE 2: 10/100/1000 Base T Data port
Security
Authentication for GUI access supported.
3.7 Synchronization
The ARK6 includes a holdover function provided by a higher grade Oven-Controlled Crystal Oscillator.
The ARK6 is equipped with an internal OCXO for improved phase noise and stability. The system is
provided with internal 10MHz and 1PPS signals which are disciplined to the GPS time signal or to the
10MHz and 1PPS external references. The stability of internal frequency and phase is assured by the
highly stable OCXO. If the satellites signal, from the GPS receiver, or the external reference sources are
completely lost, the Holdover mode enables the unit to keep working with internal 10MHz and 1PPS for
the duration of the Holdover Timeout, with very low drift over time.
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4 Specifications
4.1 Input Interfaces
ASI/SSI/SDI
Number of inputs
4
Connector
BNC
Zin
75 Ohm
Input voltage
800 mVpp (500 to 1200 mVpp)
Supported standards
CEI EN 50083-9
SMPTE 310M
SMPTE 259M
TSoIP
Number of channels
2
Connector
RJ45
Speed
10/100/1000
RF
Number of inputs
1
Connector
N female
Frequency
UHF (VHF optional)
Level
-76 dB to -16 dB
Zin
50 Ohm
Supported standards
It depends on the FE Type.
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CVBS
Number of inputs
2
Connector
BNC
Zin
75 Ohm
Input Voltage
1 Vpp
Supported standards
PAL
NTSC
Analog Audio
Number of inputs
2 L/R
Connector
XLR3 (Cannon f)
Zin
600 Ohm balanced
Input level
+6dBm +/- 6 dB
Supported standards
EIA RF-297-A
GPS
Number of inputs
1
Connector
TNC
Zin
50 Ohm
Sensitivity
-185dBW
10 MHz
Number of inputs
1
Connector
BNC
Zin
50 Ohm
Input voltage
2 Vpp
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1PPS
Number of inputs
1
Connector
BNC
Zin
50 Ohm
Input voltage
TTL (min 1,7 V)
Pulse width
100 us
Linear Precorrection
Number of inputs
1
Connector
SMA
Zin
50 Ohm
Input level
-20 to +11,5 dBm
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4.2 Output Interfaces
RF
Number of outputs
1
Connector
N Female
Frequency
UHF (VHF optional)
Zout
50 Ohm
Spectrum polarity
Non-inverted (inverted optional)
Harmonic and spurious
<-50dBm below 1 GHz
Digital
Level
SDTx200: 18 to 38 dBm
SDTx500: 21 to 41 dBm
SDTx201:
SDTx501: 36 to 56 dBm
SDTx501-ATSC: 38 to 58 dBm
Spectrum outside band
+/-3,8 MHz: 0 dB
+/-4,25 MHz: < 46 dB
+/-5,25 MHz: < 56 dB
MER
SDTx500/200/201: > 38 dB
SDTx501: >36 dB
Analog
Level
SDTx200: 24 to 44 dBm
SDTx500: 28 to 48 dBm
SDTx201:
SDTx501: 40 to 60 dBm
RF Output Reverberate Loss
≥13dB
Video Modulation Degree
87.5%
Video Flatness
±1.0dB
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TSoIP
Number of channels
2
Connector
RJ45
Speed
10/100/1000
Standard
PRO-MPEG COP3 R2
ASI Out Monitor
Number of outputs
2
Connector
BNC
Zout
75 Ohm
Output voltage
800 mVpp (500 to 1200 mVpp)
Supported standards
CEI EN 50083-9
SMPTE 310M
SMPTE 259M
RF Mon
Number of outputs
1
Connector
SMA
Frequency
UHF (VHF optional)
Level
-40 dBm RF Out
Zout
50 Ohm
10 MHz
Number of outputs
1
Connector
SMB
Zout
50 Ohm
Output voltage
2 Vpp
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1PPS
Number of outputs
1
Connector
SMB
Zout
50 Ohm
Output voltage
TTL (min 2,4 V)
Pulse width
100 us
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4.3 Control Interfaces
GbE 1
RS485
Number of interfaces
1
Number of interfaces
1
Connector
RJ45
Connector
DB9
Speed
10/100/1000
Type
CAM BUS
(Not available)
OPTO
Relays
Number of outputs
4
Number of outputs
4
Connector
SUB-D 15p Female
Connector
SUB-D 25p Female
Max current
-5 mA
Max voltage
125VAC / 60VDC @
0,3A 30VDC @ 1A
RS232
Number of interfaces
1
Connector
DB9
Speed
Up to 230400 bps
Data
8-bit data
Parity
No parity bits
Flow control
None
Stop
1 stop bit
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4.3.1 RS232 pinout
Usually personal computers use a standard RS 232 DE-9 connector.
Figure 1. DE-9 Male connector
Table 2. RS232 DE-9 pinout
DE-9 Pin
Name
Direction
Description
2
RXD
Receive Data
3
TXD
Transmit Data
5
GND
-
System Ground
4.3.2 TLC pinout
ARK6 has a SUB-D 15p Female connector for OPTOs with customized pin assignments.
Figure 2. TLC connector
Table 3. TLC pinout
Pin
Signal
Pin
Signal
1
IN_OPTO_0
9
O_GND_0
2
IN_OPTO_1
10
O_GND_1
3
IN_OPTO_2
11
O_GND_2
4
IN_OPTO_3
12
O_GND_3
5
OPTO_GND
13
OPTO_GND
6
VCC_P
14
VCC_P
7
GND
15
GND
8
NC
-
-
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4.3.3 TLS pinout
ARK6 has a SUB-D 25p Female connector for Relays with customized pin assignments.
Figure 3. TLS connector
Table 4. TLS pinout
Pin
Signal
Pin
Signal
1
RL_NC0
14
RL0_NC0
2
RL_COM0
15
RL0_COM0
3
RL_NO0
16
RL0_NO0
4
RL_NC1
17
RL1_NC1
5
RL_COM1
18
RL1_COM1
6
RL_NO1
19
RL1_NO1
7
RL_NC2
20
RL2_NC2
8
RL_COM2
21
RL2_COM2
9
RL_NO2
22
RL2_NO2
10
RL_NC3
23
RL3_NC3
11
RL_COM3
24
RL3_COM3
12
RL_NO3
25
RL3_NO3
13
NC
-
-
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4.4 Power Supply
IEC
1
Voltage
80 264 VAC
Frequency
50 60 Hz
ARK6 1U Mains Consumption [Test on ch. 21]
MODE
PWR [dBm]
Vac [Volt]
Iac[Amp]
Consumption [W]
ST-BY
-
225
0,35
78,8
Power OFF
-
225
0,40
90,0
Power ON
21
225
0,62
139,5
Power ON
31
225
0,64
144,0
Power ON
37
225
0,71
159,8
Power ON
41
225
0,80
180,0
ARK6 2U Mains Consumption [Test on ch. 21]
MODE
PWR [dBm]
Vac [Volt]
Iac[Amp]
Consumption [W]
ST-BY
-
225
0,35
78,8
Power OFF
-
225
0,40
90,0
Power ON
40
225
1.9
425
Power ON
47
225
2.9
650
Power ON
50
225
3.7
830
Power ON
52
225
4.4
990
Power ON
53 (1)
225
4.9
1100
Note to the table:
(1) If required.
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ARK6 3U Mains Consumption [Test on ch. 45]
MODE
PWR [dBm]
Vac [Volt]
Iac[Amp]
Consumption [W]
ST-BY
-
225
0,35
78,8
Power OFF
-
225
0,40
90,0
Power ON
43
225
2.8
630
Power ON
50
225
4.5
1010
Power ON
53
225
5.7
1280
Power ON
55
225
6.8
1530
Power ON
56 (1)
225
7.4
1660
Note to the table:
(1) If required.
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4.5 Environmental Specification
Climatic Temperature range operating
0 °C to +40 °C (+32 °F to +104 °F)
Temperature range within specs
+5 °C to +45 °C (41 °F to +113 °F)
Temperature range storage
-30 °C to +70 °C (-22 °F to +158 °F)
Humidity operating
max 90% RH
EMC
Compliant to EN50022 (emission)
and EN55024 (immunity)
Safety
Compliant to EN60950-1
RoHs
Compliant with directive 2002/95/EC
4.6 Mechanical Specification
Cabinet
19” wide, 1RU high
Width
19” (483 mm)
Height
1U: 44 mm (1.75”)
2U: 88 mm (3.5”)
3U: 132mm (5.25”)
Cooling
Long life fans to assist natural
convection
Transport and storage
Vibration acc. to IEC Publ.68
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5 Java Graphic User Interface
The Java Graphic User Interface, stored in the board File System, is downloaded to the local PC every
time the user connects to the board with a Web Browser. A proper Java Virtual Machine is needed; refer
to the Appendix B for a description of supported Java and Internet Browsers.
5.1 Authentication Option
In order to prevent unauthorized users from accessing ARK6 devices via Java Graphic User Interface, an
authentication mechanism can be enabled by means of a factory setting. The name/password
credentials provide control only over who can open the GUI, and requires that all users know a single
name/password to access it.
If the authentication mechanism is set for the GUI access, operators will be prompted to enter User
Name and Password before they can have read/write access. The following figure shows the window
that appears as soon as an operator tries to access the Java GUI.
Figure 4. GUI - Login
Enter your User Name and Password and then click “OK” in order to log in.
The default factory login credentials are:
Use the Change Password tab to change your credentials.
User name: “screen Password: “0000
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5.2 Java Menu Bar
The following figure shows the menu bar of the Java Graphic User Interface. It allows the switching
between control pages that will be described in detail in next chapters.
Figure 5. Java menu bar
The following controls are provided:
System commands bar allows to enable of the following commands:
Connect: releases/acquires the connection to the device.
Save: saves the device configuration.
Load: loads the last saved configuration.
Figure 6. System commands bar
Operation pages bar allows to switch between the following windows:
Home Page: shows the firmware updating status, allows to reset the device, to locally
download the *.jar file, to enable the Stand-by mode and to switch between operative modes.
Input: shows ASI, GbE and Tuner input statistics.
Tuner: allows to monitor input channel, frequency offset, signal level and quality and to
monitor the Front-End demodulation parameters.
ITU: allows to monitor and to set the ITU specific parameters.
ISDB-T: allows to monitor and to set the ISDB-T specific parameters.
DVB-T: allows to monitor and to set the DVB-T specific parameters.
ATSC: allows to monitor and to set the ATSC specific parameters.
DVB-T2: allows to monitor and to set the DVB-T2 specific parameters.
Mod. Pha.: allows to manage the linear compensation curves.
AM PM: allows to manage the non-linear compensation curves.
Adaptive Linear Precorrection: allows to manage the adaptive linear compensation.
Adaptive Non Linear Precorrection: allows to manage the adaptive non linear compensation.
Outputs: allows to set clock and output parameters and to monitor the hardware status.
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Network: allows to monitor the Network settings of both GbE port 1 and GbE port 2 and to set
in/out Ethernet channels parameters.
GPS: shows received GPS statistics and provides commands to manage the Holdover
functionality.
Alarms: provides a grid where to set LCD, Graphic User Interface, Events, Relays, Traps, Input
Switch and RF Off alarm masks.
Events: shows the board events log and allows the manual setting of date and time.
Figure 7. Operation pages bar
System menu allows to access the same commands and windows as System commands and Operation
pages bars do, plus management options, help and version information (refer to System menu
paragraph).
Figure 8. System menu
A brief description of all the provided information and controls follows in the next paragraphs.
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5.3 Home Page
Click on Home Page button, highlighted in the next figure, to access the Home Page.
Figure 9. Home Page window
The Home Page provides a general description of the equipment, the firmware updating status and a
subset of commands here below described:
Modes Management: shows the list of all the available modes, identified by their transmission
standard, and allows to switch between them.
Station Identifier: shows and sets the station name.
LCD Standby: enables the LCD Stand-by button.
Reset: resets the equipment.
Download Software Standalone: performs a local download of the *.jar file (refer to Download
Software Standaloneparagraph).
Firmware Updating Status: the three indicators turn into:
o Yellow during FPGA, uC and GPS updating;
o Green when the updating process is finished (FPGA and uC);
o Grey when new code has been loaded (after next system reset).
The progress bars, at the right side of the FPGA and GPS indicators, show the status of firmware
loading process into FLASH. The FPGA and GPS indicators remain yellow until the new firmware
is loaded. When either FPGA or uC indicators turn into green, the transmitter shall be reset in
order to load the new software.
In the Home Page is also specified the installer version the device has been loaded with.
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5.4 Input
Click on Input button, highlighted in the next figure, to monitor the input statistics window.
Figure 10. ATSC / DVB-T/T2 Input window
The Input window allows to monitor Transport Stream and SDI input statistics and to enable the cable
equalizer bypass of each one of them.
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5.5 Front-End
Click on Front-End button, highlighted in the next figure, to access the tuner window.
Figure 11. Front-End window
Use the Tuner window to monitor input channel, frequency offset, signal level and quality, and to
monitor the RF input demodulation parameters.
The Tuner window is composed by the following sections:
RF power level monitor;
Demodulation parameters;
Constellation (DVB-T/T2).
Tuner window changes on the basis of the Front-End type. The available FE types are:
DVB-T/T2
ISDB-T
Digitizer
ATSC
DVB-S2
DVB-S2 CAM
A brief description of the features of each Tuner panel follows in next paragraphs.
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5.5.2 DIGITIZER FE Type
This page shows the available statistics for the analog input video.
Figure 13. CVBS Inputs: Statistics
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5.5.3 ATSC FE Type
The Tuner panel for the ATSC Front-End shows the status of the demodulator, the input modulation
parameters and the received signal quality.
Figure 14. ATSC RF Input: Status and demodulation parameters
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5.6 ATSC
Click on ATSC button, highlighted in the next figure, to access the ATSC window.
Figure 15. ATSC window
Use the ATSC Processing page to manage ATSC specific configuration parameters and to monitor output
signal level and quality.
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5.6.1 ATSC Settings
Click on the ATSC Settings button, highlighted in the next figure, to access the ATSC general settings.
Figure 16. ATSC Processing: ATSC Settings
Use the ATSC Settings page to select inputs, to set input/output RF channels, offset frequencies,
Frontend and Measure alarm thresholds and to manage Input Autoswitch functionality (refer to
Appendix A for further information).
Settings within this page will be used only in ATSC mode but will be saved and stored as mode specific
controls.
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5.6.2 ATSC Modulation
The ATSC Modulation window allows to select test signals and to manage the M/H mode.
Figure 17. ATSC Processing: ATSC Modulation
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5.6.3 ATSC TVCT
The ATSC TVCT window allows to modify On-The-Fly Major and Minor channel numbers associated with
the virtual channels defined in the incoming TVCT.
If the definition of the current TVCT changes, the version number of the table shall be accordingly
modified otherwise the functioning of the facility is not assured.
Note: On-The-Fly processing of multi-section TVCTs is not supported.
Figure 18. ATSC Processing: ATSC Modulation
Click on Add button to add an entry to the channel numbers table. The insertion of a Channel In being
not defined in the incoming TVCT won’t result in any change in the output TVCT.
Figure 19. ATSC TVCT: Add button
The available controls in the ATSC TVCT windows follow:
Add: Adds an entry to the table.
Remove: Removes an entry from the table.
Apply: Applies the new configuration.
Clear All: Empties the entries of the channel numbers table.
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5.6.4 ATSC Measure
Click on Measure button, highlighted in the next figure, to access the measure window.
Figure 20. ATSC Processing: ATSC Measure
Use the Measure window to monitor output signal level and quality.
Refer to ATSC FE Type paragraph for a detailed description of each field within this window.
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5.7 ITU.470
Click on ITU button, highlighted in the next figure, to access the ITU modulator parameters window.
Figure 22. ITU window
Use the ITU Processing page to manage the configuration of the analog modulator.
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5.7.1 ITU Settings
Click on the ITU Settings button, highlighted in the next figure, to access the ITU general settings.
Figure 23. ITU Processing: ITU Settings
Use the ITU Settings page to select inputs, to set input/output RF channels, offset frequencies, Frontend
and Measure alarm thresholds and to manage Input Autoswitch functionality (refer to Appendix A for
further information).
Settings within this page will be used only in ITU mode but will be saved and stored as mode specific
controls.
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5.7.2 ITU Modulation
The ITU Modulation window allows actual modulation parameters monitoring and setting.
Figure 24. ITU Processing page: ITU Modulation
The ITU Modulation window is composed by the following sections:
Modulator manager;
Test: used to manage RF test modes and Audio-Video test
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5.7.2.1 ITU Modulation: Modulator manager
Commands and indicators belonging to this section allow to:
Select the video modulation parameters;
Set the audio modulation parameters;
Set the group delay.
Figure 25. ITU Modulation: Modulator manager
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5.7.2.2 ITU Modulation: Modulator test controls
The following controls enable the testing of RF signal, audio and video.
Figure 26. ITU Modulation: Modulator test modes
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5.8 Manual compensation
5.8.1 Linear Precorrection
Click on Linear Precorrection button, highlighted in the next figure, to access the filter window.
Figure 27. Adaptive Linear Precorrection
The ARK6 system provides a pre-correction tool for Module&Phase output signal pre-correction.
This tool provides two grids for the drawing of:
Module of the filter’s curve.
Group Delay of the filter’s curve.
The two curves are used to calculate the linear pre-correction coefficients. The curves are drawn by the
interpolation of 1024 points referring to the points inserted and using a linear or polynomial
interpolation algorithm.
Knob points can be added with a left-click of the mouse on the grid and deleted with a right-click, drag
and move a point to change the curve.
Each coefficient variation, due to curves change, is saved in the FPGA “runtime” memory registers and
dynamically changes the device’s output.
The tool is prevented to send an overflowing” amount of data to the device: curve changes will be
applied only when the mouse button is released.
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In the module grid, the red curve is used to monitor the current module curve calculating and saving.
The last saved coefficients are locally downloaded from the FPGA runtime memory registers in order to
redraw the curve.
Remember to click on the Save as button the first time you change the factory default curves in order to
do not overwrite them.
The following buttons allow the management of linear pre-correction files and the management of the
connection to port 5000:
Save: used to save in the device memory the current curves setting. The previously saved file
will be overwritten except in the event that no files have been saved before; in this case a
dedicated window appears in order to let the user name the new file.
Save as: used to save in the device memory the current curves setting. The previously saved file
will be overwritten with a new name. In the event that no files have been saved before, a new
file will be created.
Read file: used to reload the last saved file.
Export: used to download pre-correction files on the user PC. A browser window allows the
selection of the saving path.
Release: releases the connection in order to allow others remote machines to connect to port
5000 (refer to Connection to port 5000 paragraph).
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5.8.2 Non Linear Precorrection
Click on AM/PM button icon, highlighted in the next figure, to access the pre-correction window.
Figure 28. AM/PM Precorrection
Two main actions are possible in this section:
AM/AM and AM/PM curve drawing: used to change the AM/PM pre-correction coefficient.
AM/PM pre-correction files management: used to open or save AM/PM pre-correction setting
file.
AM/AM and AM/PM curves are specific for each power range of each output channel.
The two curves are used to calculate the AM/PM pre-correction coefficients. The curves are drawn by
the interpolation of 1024 points referring to the points inserted and using a linear or polynomial
interpolation algorithm.
Knob points can be added with a left-click of the mouse on the grid and deleted with a right-click, drag
and move a point to change the curve.
Each coefficient variation, due to curves change, is saved in the FPGA “runtime” memory registers and
dynamically changes the device’s output.
The tool is prevented to send an overflowing” amount of data to the device: curve changes will be
applied only when the mouse button is released.
In the module grid, the red curve is used to monitor the current module curve calculating and saving.
The last saved coefficients are locally downloaded from the FPGA runtime memory registers in order to
redraw the curve.
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During saving actions one linear pre-correction file is created, the *.dpre file, which contains the digital
coefficients for linear pre-correction filter.
The following buttons allow the management of non linear pre-correction files and the management of
the connection to port 5000:
Save: used to save in the device memory the current curves setting. The previously saved file
will be overwritten except in the event that no files have been saved before; in this case a
dedicated window appears in order to let the user name the new file.
Save as: used to save in the device memory the current curves setting. The previously saved file
will be overwritten with a new name. In the event that no files have been saved before, a new
file will be created.
Read file: used to reload the last saved file.
Export: used to download pre-correction files on the user PC. A browser window allows the
selection of the saving path.
Release: releases the connection in order to allow others remote machines to connect to port
5000 (refer to Connection to port 5000 paragraph).
5.8.3 Port 5000 connection
The connection to port 5000 is performed every time a pre-correction tool is opened through Mod. Pha.
and AM/PM buttons, from Java interface. The pre-correction tool opens and keeps busy the connection
to port 5000 till the connection releasing.
The connection to this port precludes the possibility of:
programming the device;
allowing more than one user, the very same one that is keeping busy the connection, to open
the pre-correction tools,
saving the parameters of the Option sub-menu.
The Release button comes through these limits. It closes the connection to port 5000, close the Mod.
Pha. / AM/PM window and opens the General window. Once clicked the Release buttons and before
quitting the pre-correction tool, three options are provided:
Continue: continue without saving;
Save and Release: save, continue and release the connection;
Cancel: cancel the request of releasing the connection.
Figure 29. Realizing connection
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5.9 Adaptive compensation
5.9.1 Linear Adaptive Precorrection
Click on Linear Adaptive Precorrection button, highlighted in the next figure, to access the filter window.
Figure 30. Adaptive Linear Precorrection
This window provides commands and indicators for adaptive filter management and monitor.
The Filter window is organized as follows:
Management panel.
Complex filter coefficients graph.
Module graph.
Phase graph.
In order to enable the adaptive linear precorrection, click on the ON/OFF button.
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5.9.1.1 Adaptive Filter
The Adaptive Filter provides the ARK6 with an effective adaptive linear compensation.
The developed system is responsible for pre-emptively compensating a DVB-T/T2 signal in order to make
unimportant the contribution of the system transmission section. The signal passes through the
transmission section and re-enters the system as to determine the distortion and the compensating
adaptive filter.
The system is composed of two main blocks: a Power Calculation block and a 128-tap Complex FIR. The
modulated signal, with IQ format and sampled at c frequency, enters both blocks:
Power Calculation block is responsible for estimating the mean power level that will be restored at both
transmitting and receiving sides;
128-tap Complex FIR is responsible for linearly pre-correcting the modulated signal. Filter coefficients
are obtained by estimating the channel between the signal before the transmission section and the
signal reentering the system, after the channel distortion and the A/D conversion.
Figure 31. Adaptive Filter
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5.9.1.3 Complex Filter coefficients graph
The Complex Filter coefficients graph shows the current coefficients values. The circles indicate the real
part of coefficients; the red crosses indicate the imaginary one.
Figure 32. Filter window: complex filter coefficients graph
5.9.1.4 Module graph
The Module graph shows the actual output signal module according to the complex filer coefficients
applied.
Figure 33. Filter window: module graph
5.9.1.5 Phase graph
The Phase graph shows the actual output signal phase according to the complex filer coefficients
applied.
Figure 34. Filter window: phase graph
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5.9.2 Adaptive Non-Linear Precorrection
The Non Linear Adaptive Filter provides the ARK6-T2 with an effective adaptive non linear
compensation.
The developed system is responsible for pre-emptively compensating the signal in order to make
unimportant the contribution of the intermodulation products due to the power amplifiers.
The signal passes through the power amplifiers and re-enters the system as to determine the distortion
and the compensating adaptive filter.
In order to enable the adaptive non linear precorrection, click on the ON/OFF button.
Figure 35. Adaptive Non Linear Precorrection
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5.10 Output
Click on Output button, highlighted in the next figure, to access the output window.
Figure 36. Output window
Use the Output window to change Ethernet, RF and ASI outputs settings, and to monitor all available
hardware indicators.
ASI Out selectors are used as direct bypass of the specified inputs to ASI OUT HP and ASI OUT LP output
interfaces.
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5.10.1 Reflex Power Management
The ARK6 is provided with a reflex power control logic that prevents the amplifier stage from being
permanently damaged.
Figure 37. Reflex Pwr Management
If the output reflex power goes over its alarm threshold, the amplifier stage is automatically shut down
and the system reacts to this situation on the basis of the user selectable “Number of attempts”.
In the case that the user sets a “Number of attempts” equal to zero, the red RFL Power High” LED is
turned on, the “Status” indicator shows “Alarm” and the amplifier stage is shut down by a Reflex Pwr
High Alarm”.
In the case that the user sets N as “Number of attempts”, where N is different from zero, a self test is
conducted to determine if the system can be successfully restored. The red “RFL Power High” LED is
turned on, the “Status” indicator shows “Warning” and the amplifier stage is restarted N times. The
delay between two consecutive attempts is fixed to 10 seconds. At every RF ON/OFF the “Ampli status”
indicator will show Reflex Pwr High Retry”. When the maximum number of attempts is reached, the
“Status” indicator shows “Alarm” and the amplifier stage is shut down by a “Reflex Pwr High Alarm”.
When the “Reflex Pwr High Alarm is on the amplifier stage is permanently shut down. Once the
operator has carried out the necessary checks, the amplifier shall be manually reset through the button
“Reset”.
If the RFL power control mechanism is in warning state and the RFL power level doesn’t go over the
alarm threshold for 30 minutes, the amplifier stage is automatically reset.
The events associated to the reflex power control logic are the following:
RFL Power Warning”: the reflex power level is higher than the specification and the “Number
of attempts” is different from zero.
RFL Power OK”: RFL power goes under the alarm threshold.
RFL Power Alarm”: RFL power goes over the alarm threshold for N times, where N is the
number of attempts specified in the Output page of the Java GUI.
“RFL RF OFF”: The output RF has been switched off because of either a RFL Power Warning (for
every attempt to restore the system) or a RFL Power Alarm.
“RFL RF ON ”N”: The output RF has been switched on after attempt number “N”.
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5.11 Network
Click on Network button, highlighted in the next figure, to access the Network management window.
Figure 38. Network window
This window allows the Network management on both PRO-MPEG COP 3 RX and TX sides. It also allows
the monitoring of the board IP and MAC addresses.
Note: The Clock Recovery Function, used in MFN transmissions of received streams on Ethernet channels
1 and/or 2, is based on the timestamps of incoming packets. UDP packets do not contain STS information
therefore it is not allowed using GbE inputs with UDP protocol in MFN transmission mode.
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5.12 GPS
Click on GPS button, highlighted in the next figure, to access the GPS received statistics window.
Figure 39. GPS window
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5.12.1 Holdover Management
The ARK6 includes a holdover function provided by a higher grade Oven-Controlled Crystal Oscillator.
Figure 40. Holdover Management
The ARK6 is equipped with an internal OCXO for improved phase noise and stability. The system is
provided with internal 10MHz and 1PPS signals which are disciplined to the GPS time signal or to the
10MHz and 1PPS external references. The stability of internal frequency and phase is assured by the
highly stable OCXO. If the satellites signal, from the GPS receiver, or the external reference sources are
completely lost, the Holdover mode enables the unit to keep working with internal 10MHz and 1PPS for
the duration of the Holdover Timeout, with very low drift over time. If the timeout period elapses prior
to regain the lock of the selected clock reference source and the Holdover function is enabled, the alarm
“Holdover” is raised.
Depending on the conditions, the Holdover function can work in one of the following state:
1. Holdover OFF
Condition 1: the clock reference is changed and the OCXO is not locked yet.
Condition 2: the input clock reference is not present.
Associated event: “Holdover OFF”-
2. SFN Ready
Condition: the OCXO is locked to the selected frequency reference and the
system is waiting for the OCXO stabilization.
Associated event: “Holdover SFN Ready”.
3. Holdover Ready
Condition 1: the OCXO is stable and the Holdover function is now available.
Condition 2: the system quit the Holdover mode because the OCXO regain the
lock to the selected clock reference.
Associated event: “Holdover Ready”.
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4. Holdover ON
Condition: if the OCXO is no more locked to the selected frequency reference
and the Holdover function is enabled and available, the equipment enters into
holdover mode.
Associated event: “Holdover ON”.
5. Holdover TMO Expired
Condition: the Holdover state is “Holdover ON” (the function is enabled) and
the Holdover timeout period elapses prior to regain the lock of the selected
clock reference source.
Associated event: “Holdover TMO Expired”.
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5.13 Alarms
Click on Alarms button, highlighted in the next figure, to access the alarms management window.
Figure 41. Alarms window
The Alarms window allows the setting of alarm masks and the monitoring of alarms status. Use alarm
masks to select how and which alarm have to be notified.
Masks are organized in columns. The twelve columns represent twelve destinations of each alarm
notification:
GUI: the selected alarms status is notified on the Java alarm page icon.
LCD: the selected alarms status is notified on LCD display lighting the alarm button and listing
the alarms in the Alarms menu.
Event: the selected alarms status generate an alarm event that will be logged in the event
memory (refer to Events paragraph).
RELAY0…3: the selected alarms switch on the corresponding relay.
T1…T3: the selected alarms generate the corresponding trap messages (refer to Network
paragraph to set destination IP addresses).
RF: the selected alarms switch off the output RF signal. The RF mask is almost entirely fixed in
order to avoid device damages or malfunctioning.
SWITCH: the selected alarms trigger the automatic input switching, if enabled.
In the Alarms window, when an alarm condition occurs, the relative alarm is red highlighted. The Total
check boxes enable all alarms-to-masks associations.
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5.14 Events
Click on Events button, highlighted in the next figure, to access the events windows.
Figure 42. Events window
Open the Events window to slide the events list.
Events are reported with the following information:
Time: event detection time.
Date: event detection date.
Type: type of event:
o Alarm;
o Command;
o Event;
o System Init.
Description: event description:
o if the event type is Alarm: which alarm generated the event followed by ON” or
OFF”;
o if the event type is Command: the low level code and command source;
o if the event type is Event: event description;
o if the event type is System Init: system initialization, followed by the alarm in case of
error.
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Each event type is characterized by a different colour, the following list explain the mean of each colour:
Red: alarm (refer to alarms list in Alarms paragraph and to Alarms list table);
Green: command (See ARK6_SW_Reference manual_v1_0.doc for further information);
Blue: system Init (refer to System Initialization Event paragraph);
Black:
o Event (refer to Events list table);
o TASK_ERR (refer to Task Error Event paragraph);
o SYS_ERR (refer to System Error Event paragraph).
Use the following buttons, sited on the right side of the window, to manage the Events list:
Clear: resets the events list.
Get History: gets all the stored events from the last board reset (max 512 events).
Table 23. Events descriptions list
Description-Event
Event Description
RF OFF enabled from OPTO
RF output switched off through OPTO 0.
RF OFF dis. from OPTO
RF output switched on through OPTO 0.
Stand-by ON from OPTO
Stand-by mode enabled through OPTO 3.
Stand-by ON from LCD
Stand-by mode enabled through LCD button or OPTO 3.
Stand-by ON CPU Fan Err
Stand-by mode enabled because of a CPU Fan error.
Stand-by OFF
Stand-by mode disabled through LCD button.
Power = xx.x dBm (Local)
New output power setting.
xx.x: output power expressed in dBm.
Update file *.xxxx
New file loading.
xxxx: file extension.
P5K open: xx.xx.xx.xx
Connection to port 5000 open.
xx.xx.xx.xx: host IP address.
P5K closed
Connection to port 5000 closed.
File system busy
File system already in use while trying to employ it (e.g. change mode
during a file loading).
Mode = (mode)
Manual change mode.
mode:
"OFF",
"ISDBT",
"ITU",
"DVB-T",
"ATSC",
"DVB-T2",
"ECHO",
"Rep. Analog",
"Rep. Digital".
UTC Time set from GPS
Time and date set by GPS. As soon as the GPS lock is regained,
once lost, and if the current time and date are different from the GPS
ones, the UTC time is set by GPS.
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Description-Event
Event Description
PS Restart N
This event is reported when one of the following alarms is raised:
PS1/2 50V voltage out range
PS1/2 50V current out of range
The fourth time one of the preceding alarms is raised the amplifier is
restarted (from 1 up to 4 times).
N: number of amplifier restarting.
Only in SDTX 201 and 501 versions.
PS OFF
After the fourth time the amplifier has been restarted, if an alarm
condition causing a PS Restart event occurs, PS OFF event is
reported and the amplifier is turned off
When this event is reported amplifier can be turned on only by OPTO
2 or by the Restart button in the Output window (only in SDTX 201
and 501 versions).
Restart Amp. from OPTO
This event is reported when the retry command is given by the Retry
Alarm OPTO (OPTO 2).
PS ON
This event is reported at every amplifier restarting
Events List cleared
This event is reported when the events list is cleared.
Updating string fw...
This event is reported when the update of the FPGA firmware starts.
String values:
"ISDBT",
"ITU",
"DVB-T",
"ATSC",
"DVB-T2",
"ECHO",
"Rep. Analog",
"Rep. Digital".
FPGA firmware err xx
This event is reported when an error occurs during the update of the
FPGA firmware.
xx: error code:
0x10, 0x20, 0x01, 0x02, 0x03: programming error;
0x11: firmware not found in FS (for the current mode);
0x22: FPGA file opening error;
0x33: FPGA file reading error;
0x44: erasing FLASH memory block error.
FPGA firmware OK
New FPGA firmware successfully loaded.
Saving config…
Saving configuration task started (after the command “s” given by
RS232 or GbE commands).
Save config Finished
Saving configuration task correctly ended.
Save config error: xx
An error occurs during saving configuration.
xx: error code:
0x80: File system busy;
0x01: New *.sav file opening error;
0x02: uC header writing error;
0x03: uC data writing error;
0x04: FPGA header writing error;
0x05: FPGA data writing error;
0x07: File date writing error;
0x08: Old *.sav file deleting error
0x09: New file naming error (deleting of “*”);
0x0A: File date writing error it can’t be found into the FS
0x10: file already opened.
Pwr adjusted to xx.x dBm
New output power setting due to a set value exceeding the mode
specific power range.
xx.x: output power expressed in dBm.
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Description-Event
Event Description
In. AUTO switch to string
When Input Select Mode is set on Autoswitch and the selected input
is not locked the device switch to the next available locked input (refer
to Task Error Event paragraph) and this event is generated.
string:
ASI1
ASI2
ASI3
ASI4
Tuner
RxCh1
RxCh2
Forced = mode
If the device is in Mode A and the selected working mode is disabled
by default (as established in the MODE_DIS field of the *.def file), the
next available working mode is forced.
mode:
"ISDBT",
"ITU",
"DVB-T",
"ATSC",
"DVB-T2",
"ECHO",
"Rep. Analog",
"Rep. Digital".
Forced Ch In A= string
Channel input.
Forced ChOut A= string
Channel output.
Forced reset for IIC err
An IIC error forced the board reset.
=>string err status
It notifies witch file generated the Bad file in File System alarm.
string: file extension
status: ON or OFF
ERR on delete file ‘string
After a FS file update the old file is renamed and then deleted. This
event is reported when the deletion of the old file during the system
initialization does not succeed.
string: file extension.
Delete file ‘string
FS file deleted.
string: file extension.
Init FS date
This event is reported once time and date table of the File System is
initialized for the first time.
Error init FS date xx
An error occurs during FS initialization.
xx: error code:
0x01: EEPROM data reading error;
0x02: EEPROM data writing error;
0x03: CRC error in time and date table.
Error on delete *.string
FS file deleting error.
string: file extension.
S1/S2 changed, P1 loading
Automatic update of P1 symbol. This event is reported at every
system initialization and, in T2-MI mode, when S1 and S2 fields of
incoming T2-MI pkts change.
Saving drlin …
Saving linear coefficients task started (after the command “p2” given
by RS232 or GbE commands).
Saving drlin Finished
Saving linear coefficients task correctly ended.
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Description-Event
Event Description
Save drlin err: xx
An error occurs during saving linear precorrection coefficients.
xx: error code:
0x80: File system busy;
0x01: New *.drlin file opening error;
0x02: number of coefficients information writing error;
0x03: linear coefficients writing error;
0x07: File date writing error;
0x08: Old *.drlin file deleting error
0x09: New file naming error (deleting of “*”);
0x10: file already opened;
0x0A: File date writing error it can’t be found into the FS.
New T2MI PID N
New T2-MI PID found by the Automatic T2-MI PID Mode mechanism.
IIC Error
IIC bus error
DVB-T2 params err xx
An error occurs during T2 parameters loading.
xx: error code:
0x01: P1 symbol loading error;
0x02: P1 symbol loading error due to a not valid T2-MI input.
Re-start mode
When DVB-T2 params err 01 occurs during T2 parameters loading,
the FPGA firmware is reloaded and this event is generated.
DVB-T2 preset err xx
An error occurs during T2 preset configuration loading.
xx: error code:
0x80: File system busy;
0x01: *.t2cfg file opening error;
0x02: *.t2cfg file header reading error;
0x03: the selected configuration is corrupted;
0x04: preset configuration data too big;
0x05: memory allocation error;
0x06: *.t2cfg file header reading error;
0x09: *.t2cfg file not found;
0x10: the selected configuration is not present.
RFL Power Warning
RFL power goes over the alarm threshold for the first time and the
“Number of attempts” is different from zero.
RFL Power OK
RFL power goes under the alarm threshold.
RFL Power Alarm
RFL power goes over the alarm threshold for N times, where N is the
number of attempts specified in the Output page of the Java GUI.
RFL RF ON ”N
When RFL power goes over the alarm threshold the system switch off
and on the output RF signal for a maximum number of times. N is the
current number of attempt.
T2-MI Autodetect PID OK
The Automatic T2-MI PID detection has been put across
T2MI PID PAT Err
During Automatic T2-MI PID operations, PAT has not been found in
the input Transport Stream.
T2-MI PID Not Valid
During Automatic T2-MI PID operations, no PIDs with stream type
x06 has been found in the PMT.
T2MI PID PMT Err
During Automatic T2-MI PID operations, more than one PID with
stream type x06 has been found in the PMT.
T2-MI PID Not Found
During Automatic T2-MI PID operations, the detected T2-MI PID has
not been found in the input Transport Stream
Freq Ref Forced: GPS
If the Network mode is SFN but the clock reference is set to Internal,
the frequency reference is automatically forced to GPS and this event
is generated.
Freq Ref set to string
Event generated at every new Frequency Reference selection.
string: the clock reference
External
Internal
GPS
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Description-Event
Event Description
Holdover OFF
Condition 1: the clock reference is changed and the OCXO is not
locked yet.
Condition 2: the input clock reference is not present.
Holdover SFN Ready
The OCXO is locked to the selected frequency reference and the
system is waiting for the OCXO stabilization.
Holdover Ready
Condition 1: the OCXO is stable and the Holdover function is now
available.
Condition 2: the system quit the Holdover mode because the OCXO
regain the lock to the selected clock reference.
Holdover ON
If the OCXO is no more locked to the selected frequency reference
and the Holdover function is enabled and available, the equipment
enters in holdover mode.
Holdover TMO Expired
Condition: the Holdover state is “ON” (the function is enabled) and the
Holdover timeout period elapses prior to regain the lock of the
selected clock reference source.
Fan N Speed string
It notifies which fan caused the Fans Speed Low alarm.
string:
Low;
OK
Updating GPS fw…
This event is reported when the update of the GPS firmware starts.
GPS firmware err xx
This event is reported when an error occurs during the update of the
GPS firmware.
xx: error code:
0x80: File system busy;
0x01: firmware not found in FS (for the current mode);
0x02: GPS file opening error;
0x03: GPS file reading error;
0x06:GPS fw transferring into buffer error.
GPS firmware OK
New GPS firmware successfully loaded.
Updating GPS fw (NILL)…
When an error occurs during the update of the GPS firmware, the
system reloads the Nill firmware prior to attempt another update.
The following table lists the descriptions of all the alarm type events (refer to Alarms paragraph for
further information about alarms).
Table 24. Alarms descriptions list
Alarm
Description-Alarm
Temperature Absolute High
Temp. High
Temperature Alarm (-3dB)
Temp. High -3dB
Temperature Warning
Temp. High Warning
Fans Speed Low
Fans Speed Low
Alim Dialog Err
Alim Dialog Err
FE Dialog Err
FE Dialog Err
Meas Dialog Err
Meas Dialog Err
GPS Dialog Err
GPS Dialog Err
GPS Not Locked
GPS Not Locked
120MHz Not Locked
120MHz Not Locked
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Alarm
Description-Alarm
960MHz Not Locked
960MHz Not Locked
Input PLL Not Locked
Input PLL Not Locked
Output PLL Not Locked
Out PLL Not Locked
10MHz Not Locked
10MHz Not Locked
1PPS Not Locked
1PPS Not Locked
FPGA Boot Error
FPGA Boot Err
Forward Power High
FWD Power High
Forward Power Low Warning
FWD Pwr Low Warning
Forward Power Low Alarm
FWD Pwr Low
Reflex Power High
Reflex Power High
File System Error
File System Err
Bad File In File System
File Err
PS Voltage Out Of Range
PS1 V Out Of Range
PS Current Out Of Range
PS1 I Out Of Range
CPU Fan Error
CPU Fan Error
Test Mode
Test Mode
FE S2 Not Locked
FE S2 not locked
FE S2 S/N Low
FE S2 SNR Low
FE S2 BER High
FE S2 BER high
FE S2 Global Alarm
[DVB-T2] No Input
No Input
[DVB-T2] Input Overflow
Input overflow
[DVB-T2] FE Not Locked
FE Not Locked
[DVB-T2] FE Squelch
FE Squelch
[DVB-T2] FE Pre LDPC BER High
FE Pre LDPC BER
[DVB-T2] FE SNR Low
FE SNR Low
[DVB-T2] FE MER Low
FE MER Low
[DVB-T2] FE Signal Quality Low
FE S.Quality Low
[DVB-T2] MEAS Not Locked
Meas Not Locked
[DVB-T2] MEAS Pre LDPC BER High
Meas Pre LDPC BER
[DVB-T2] MEAS SNR Low
Meas SNR Low
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Alarm
Description-Alarm
[DVB-T2] MEAS MER Low
Meas MER Low
[DVB-T2] MEAS Signal Quality Low
Meas S.Quality Low
[DVB-T2] T2-MI Err
T2-MI Err
[DVB-T2] T2-MIP Err
T2-MIP Err
[DVB-T2] Holdover
Holdover
[DVB-T2] PPS Phase
PPS Phase
[DVB-T2] Configuration Not Loaded
Cfg. Not Loaded
[DVB-T2] FE LDPC Mean Err
FE LDPC Mean Err
[DVB-T2] MEAS LDPC Mean Err
MEAS LDPC Mean Err
[DVB-T2] SFN Alarm
SFN Alarm code
code:
Bit[0]: the Holdover function is enabled and the OCXO
is not locked yet
Bit[1]: the Timestamp is not present
Bit[2]: wrong Timestamp CRC
Bit[3]: wrong Timestamp
Bit[4]: SFN Resynch
[DVB-T] Input Not Present
Input not present
[DVB-T] Input Not valid Alarm
Input not valid
[DVB-T] MIP Delay High
MIP delay high
[DVB-T] No Input
Input not detected
[DVB-T] Input Overflow
Input overflow
[DVB-T] MIP Err
MIP error
[DVB-T] PPS Phase
PPS phase wrong
[DVB-T] SFN Alarm
SFN Alarm
[DVB-T] FE Not Locked
FE Not Locked
[DVB-T] FE Squelch
FE Squelch
[DVB-T] FE Pre Viterbi BER High
FE Pre Vit BER
[DVB-T] FE SNR Low
FE SNR Low
[DVB-T] FE MER Low
FE MER Low
[DVB-T] FE Signal Quality Low
FE S.Quality Low
[DVB-T] MEAS Not Locked
Meas Not Locked
[DVB-T] MEAS Pre Viterbi BER High
Meas Pre Vit BER
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Alarm
Description-Alarm
[DVB-T] MEAS SNR Low
Meas SNR Low
[DVB-T] MEAS MER Low
Meas MER Low
[DVB-T] MEAS Signal Quality Low
Meas S.Quality Low
[DVB-T] Holdover
Holdover
[ITU] No Video Input
Input not detect
[ITU] Input wrong format
Wrong standard
[ITU] Holdover
Holdover
[ISDB-T] Input Error
Input not valid
[ISDB-T] IIP Modulation Error
IIP error
[ISDB-T] 1PPS Phase
PPS phase wrong
[ISDB-T] System delay
System delay alarm
[ISDB-T] IIP SFN error
IIP SFN err
[ISDB-T] Network delay
Network Delay
[ISDB-T] Rate error Layer A
Layer A Err Rate
[ISDB-T] Rate error Layer B
Layer B Err Rate
[ISDB-T] Rate error Layer C
Layer C Err Rate
[ISDB-T] Table Overflow Layer A
Lay A Table ovfl
[ISDB-T] Table Overflow Layer B
Lay B Table ovfl
[ISDB-T] Table Overflow Layer C
Lay C Table ovfl
[ISDB-T] MEAS not locked
Meas Not Locked
[ISDB-T] MEAS CN Low
Meas C/N Low
[ISDB-T] MEAS MER Layer A
Meas MER A Low
[ISDB-T] MEAS MER Layer B
Meas MER B Low
[ISDB-T] MEAS MER Layer C
Meas MER C Low
[ISDB-T] MEAS Pre-Viterbi BER High Layer A
Meas Pre Vit A BER
[ISDB-T] MEAS Pre-Viterbi BER High Layer B
Meas Pre Vit B BER
[ISDB-T] MEAS Pre-Viterbi BER High Layer C
Meas Pre Vit C BER
[ISDB-T] FE Not Locked
FE Not Locked
[ISDB-T] FE Squelch
FE Squelch
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Alarm
Description-Alarm
[ISDB-T] FE CN Low
FE C/N Low
[ISDB-T] FE MER Layer A
FE MER A Low
[ISDB-T] FE MER Layer B
FE MER B Low
[ISDB-T] FE MER Layer C
FE MER C Low
[ISDB-T] FE Pre-Viterbi BER High Layer A
FE Pre Vit A BER
[ISDB-T] FE Pre-Viterbi BER High Layer B
FE Pre Vit B BER
[ISDB-T] FE Pre-Viterbi BER High Layer C
FE Pre Vit C BER
[ISDB-T] FE Emergency Flag
FE emergency flag
[ATSC] No Input
Input not valid
[ATSC] Input Overflow
Input overflow
[ATSC] MH Err
MH Error
[ATSC] MEAS Demodulator Not Locked
Meas Not Locked
[ATSC] MEAS SNR Low
Meas SNR Low
[ATSC] FE Demodulator Not Locked
FE Not Locked
[ATSC] FE SNR Low
FE SNR Low
[ATSC] No TVCT
TVCT Not Present
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5.14.1 Date and Time Setting
The upper part of the event window shows the actual time and date and allows the manual setting of
those parameters.
Figure 43. Time and date setting
Click to each part of the date and time to change the parameter and then increase or decrease its value
with the up/down arrows.
Note: When the onboard GPS receiver is locked and GPS frequency reference is enabled, the date and
time information are received by GPS satellite and updated every thirty seconds.
The board incorporates a rechargeable battery to maintain the time when there isn’t a power supply.
The battery supplies the clock for two or three days, after that the time shall be reset either by char
interface, or LCD display, or Java interface or selecting the GPS as frequency reference.
5.14.2 Task Error Event
The watchdog performs a periodic (every 20 seconds) polling of tasks and triggers a system reset if one
or more tasks do not answer, restarting the Code loader (See Codeloader_Operations_Note_v1.1.doc for
further information) and generating a TSK ERR event as follows:
The blue underlined 32-bits word is the enabling status of the alarms mask. The red underlined 32-bits
word indicates the status of tasks (1 if the task has been successfully performed, otherwise 0) as
specified in the following table:
Table 25. Task error event specific data
TASK
Description
Bit
WD_FAN_TASK
This task controls fans speed on the basis of the board
temperature.
0
WD_UPCV_TASK
This task controls the Up-converter status.
1
WD_GPS_TASK
This task controls the GPS status.
2
WD_STATUS_TASK
This task gathers quite all the board information in order to
perform the following operations:
It updates all variables of the system;
It manages alarms;
It manages the RF status (e.g. on, off…);
It manages the mode switch;
It manages the ARP resolution in DVB mode.
3
TSK ERR 00000028, 0000003c
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TASK
Description
Bit
WD_TCP_IP_TASK
This task implements the TCP-IP protocol stack.
4
WD_TIMER_TICK_TASK
This task generates the clock for the TCP-IP task.
5
WD_STV0362_TASK
This task gathers information from both the HP and LP tuners
and configures them.
6
WD_ARK6AL_TASK
This task gathers information from:
Get ADC value
Get Amplifier Voltage and current measure
Calculate FWD power level
Output AGC
Calculate Reflex power
Get temperature
Get opto & relay status
Disable alim status
7
The default tasks mask at the board startup is set to 0x0000007D (please note that the up-converter task
is initially skipped). Once the presence of the up-converter is assured, the up-converter task bit is
automatically enabled and the mask is set to 0x0000007F. Tasks execution is stopped during de-
fragmentation operations and FPGA boots.
5.14.3 System Error Event
For critical and fatal errors, the system calls the system error function and the SYS_ERR event is
reported.
The error codes are described below:
0x00: Out of memory. Memory pool size is too small.
0x01: Invalid memory block release. Buffer data has been written out of boundaries of the
allocated memory block.
0x02: Link pointer corrupted. Buffer data has been written out of boundaries of the allocated
memory block.
0x03: No free UDP Sockets. The system has run out of UDP Sockets.
0x04: No free TCP Sockets. The system has run out of TCP Sockets.
0x05: TCP socket is in an undefined state. System memory has been accidentally overwritten.
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5.14.4 System Initialization Event
At every system initialization the event System Init is generated.
This event is followed by 25 bytes specifying type and specific code of errors occurred during system
initialization.
Each byte refers to an error as described in the following table:
Table 26. Init system event specific data
Description
Errors code
Byte
FS_ERR
File System error.
0x00: File System ok.
0x01: FS partition error (invalid FS).
INFO_ERR
*.cfg file error.
0x00: File ok.
0x01: File not found or File open error.
0x02…0x03: Invalid file (syntax errors).
DEF_ERR
*.def file error.
0x00: File ok.
0x01: File open error.
0x02: File not found.
LCD_ERR
LCD error.
0x00: LCD ok.
0x01: LCD not found.
PLL_960M_ERR
960 MHz PLL error.
0x00: PLL locked.
0x01: PLL not locked
BOOT_ERR
FPGA boot error.
0x00: FPGA boot ok.
0x01: FPGA NILL boot error
0x02: FPGA file version error
0x03: FPGA code error.
LOAD_CFG_ERR
*.sav file error.
0x00: File ok.
0x01: File open error.
0x02…0x05: Invalid file (syntax errors).
SNMP_ERR
SNMP file error.
0x00: SNMP file ok.
0x01: SNMP file not found.
0x02: File open error.
0x03: UDP socket initialization error.
0x04: Port 161 open error.
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Description
Errors code
Byte
CALIB_ERR
*.pwr file error.
0x00: File ok.
0x01: Current AGC mode file not found.
0x02: Current AGC mode file open error.
0x03…0x12: Invalid current AGC mode file (syntax error).
0x20: Other AGC mode file not found
0x21: Other AGC mode file open error.
0x22…0x26: Invalid other AGC mode file (syntax error).
Please note that the AGC mode may be analog or digital.
Actual AGC mode is displayed in Java output window.
PREC_ERR
0x00: File ok.
10°
LINEAR_ERR
0x00: File ok.
0x01: File not found.
0x02: File open error.
0x03…0x06: Invalid file (syntax errors).
11°
DOWNCV_ERR
Downconverter PLL not
locked error.
0x00: PLL locked.
0x01: PLL not locked
0x10: PLL disabled.
12°
UPCV_ERR
Upconverter error.
0x00: Upconverter ready.
13°
CH_FILT_ERR
*.chf7 or *.chf8 file error.
0x00: File ok.
0x01: File not found.
0x02: File open error.
0x03…0x06: Invalid file (syntax errors).
Please note that checked file is the one which refers to the
current signal bandwidth: *.chf7 refers to VHF bandwidth, *.chf8
refers to UHF bandwidth.
14°
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Description
Errors code
Byte
CH_DEF_ERR
*.cdef file error.
0x00: File ok.
0x01: File not found.
0x02: File open error.
0x03: syntax error or lack of input number of channels.
0x13: syntax error or lack of output number of channels.
0x04: input channels memory allocation error.
0x14: output channels memory allocation error.
0x05: when the automatic indexing of channels listed in
*.cdef file is disabled, it notifies syntax errors or lack of input
channels definition lines.
0x15: when the automatic indexing of channels listed in
*.cdef file is disabled, it notifies syntax errors or lack of
output channels definition lines.
0x06: when the automatic indexing of channels listed in
*.cdef file is enabled, it notifies syntax errors or lack of input
channels definition lines.
0x16: when the automatic indexing of channels listed in
*.cdef file is enabled, it notifies syntax errors or lack of
output channels definition lines.
15°
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5.15 System menu
Figure 44. Menu bar
The menu bar allows the access to three menus:
File: allows to import/export the configuration file, to load and save the board configuration
and to download the screenshots of the Java GUI;
View: allows to navigate windows and to configure java update time and events alert massages;
Help: allows to access information such as board name, board IP address, serial numbers of HW
components, File System content, an abstract of the User Manual and system characteristics.
5.15.1 File Menu
Figure 45. File menu
The File menu is structured as follows:
Save: saves the current device configuration.
Load: loads the last saved configuration.
Export Config: exports last saved configuration of the device (the *.sav file).
Import Config: imports a new configuration file (the *.sav file).
Capture screenshots: downloads a screenshot for each one of the selected windows.
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5.15.2 View Menu
Figure 46. View menu
The View menu allows accessing the following windows:
Home Page
Input
Front-End
ISDB-T Processing
ITU Processing
DVB-T Processing
ATSC Processing
DVB-T2 Processing
Linear Precorrection
AM/PM Precorrection
Adaptive Linear Precorrection
Adaptive Non Linear Precorrection
Output
Network.
GPS.
Alarms
Events: Events window.
Options...: Options window.
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5.15.2.1 Options window
The Options window has two tabs:
Time: Time Read Interval [s];
Alerts: the selection of events to display.
Click on the Save button to save Java options; a new *.properties file will be created.
The device is not loaded with a factory default *.properties file, but it is created and then stored in
System File once properties are saved for the first time.
5.15.2.1.1 Time
Figure 47. Time window
This control allows changing the device-to-management PC java update time. The default value is 2
seconds. Click on Close button to quit this window.
5.15.2.1.2 Alerts
Figure 48. Alerts window
Alerts tab allows selecting which types of events will be notified through Alert boxes. Alerts appear on
the right side of the monitor.
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The selection is performed among the following types of event:
Commands (blue boxes):
o Gigabit Ethernet commands;
o RS232 commands;
o SNMP commands;
o LCD Display commands.
Alarms (red boxes);
Events (green messages):
o Board events.
Typing error (yellow messages):
o Typed setting is incorrect.
Click on hide button to close alerts popup windows.
Figure 49. Alert message
Alerts can be disabled through the hide button located on the right side of the box.
The hide button, once clicked, disables all boxes belonging to the same class.
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5.15.3 Help Menu
Figure 50. Help menu
The Help menu allows to select one of the following options:
Contents: Help with an abstract of the User Manual.
About: shows the board name and the management IP address. It also provides uC, FPGA, Java
and GPS software versions. Click on OK button to close the window.
Figure 51. About window
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Info: shows serial numbers of HW components, File System content and the managed system
characteristics. Click on OK button to close Info window.
Figure 52. Info window: Serial Numbers
Figure 53. Info window: Server File System Content
Figure 54. Info window: Client System Parameters
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5.16 Download Software Standalone
The Download Software Standalone button allows the downloading of standalone Java application
(executable *.jar file) based on java applet.
If your browser is Internet Explorer, it may block the site from downloading files to your computer. If you
want to enable the file downloading, follow the instructions listed below:
Open Internet Explorer;
Click on the Tools button and then click on Internet Options;
Click on the Security tab and then click on Custom level button;
To turn off the Information bar for file downloads, scroll to the Downloads section of the list, and
then, under Automatic prompting for file downloads, click on Enable;
Click on OK, click Yes in order to confirm that you want to make the change, and then click OK
again.
Figure 55. Download Software Standalone
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6 Local User Interface
The following paragraphs describe the local user interface for ARK6 T2. This user interface is composed
of LCD Display, seven buttons and two status LEDs. Here below is depicted the ARK6 Front Panel.
STAND-BY: push this button (lie in wait for two seconds) to put the equipment on STAND-BY
mode. The orange led lights up and the written STAND-BY MODE appears on the display. The
remote Stand-by mode is enforceable only if on JAVA interface this feature is enabled.
ON: push this button (lie in wait for two seconds) to turn on the equipment. The green led lights
up and the MAIN MENU is displayed.
OK: push this button to select or to confirm the sub-menu or the value respectively. Touching
the screen with a finger the green led lights up.
ESC: push this button to quit a submenu and to return to the previous one. Touching the screen
with a finger the green led lights up.
ALARM: when an alarm occurs the RED LED lights up.
UP ARROW: push this button to scroll up menus or to increase a value. Touching the screen
with a finger the green led lights up.
DOWN ARROW: push this button to scroll down menus or to decrease a value. Touching the
screen with a finger the green led lights up.
LEFT ARROW: push this button to move within a string. Touching the screen with a finger the
green led lights up.
RIGHT ARROW: push this button to move within a string. Touching the screen with a finger the
green led lights up.
OK
ALARM
ESCAPE
ON
STANB-BY
LEFT ARROW
UP ARROW
RIGHT ARROW
DOWN ARROW
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6.1 Boot and Welcome Message
Turning on the equipment, the display shows the progress bar as follow:
Screen Service
ARK - DVB-T2
System Init
Init : [ ] Wait
Screen Service
ARK - DVB-T2
Boot FPGA
Init : [ ] Wait
Screen Service
ARK - DVB-T2
Start system
Init : [ ] Wait
Screen Service
ARK - DVB-T2
Start system
Init : [ ] Ready
When the boot is over, the device is ready.
Screen Service
ARK - DVB-T2
Start system
Init : [ ] Ready
Screen Service
ARK - DVB-T2
IP 10.77.98.44
Ready
Press ESC to enter the main menu, otherwise after one minute waiting the idle status message appears.
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6.2 Idle Menu
ARK - DVB-T2
In:ASI1
Out 17.1dBm CH:22
UTC: 14:11 10/03/11
This menu appears after one minute waiting from the last touch. Information contained in the Idle Menu
are described in next table.
Table 27. Local User Interface: Idle Menu
Information
Description
ARK DVB-T2 (ATSC)
Device description
In
Input signal source
Out
Output power and channel
IP
Management IP address (GBE 1)
UTC
UTC time and date
Press ESC to enter the MAIN MENU.
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6.3 Main Menu
Events
Network setup
Time & Date setup
/ OK: SET
/
This menu shows six SUBMENUs. It is possible to view them sliding the menu up and down, with the UP
or DOWN ARROWS, and to select one of them by pushing OK button.
Submenus contained in the Main Menu are described in next table.
Table 28. Local User Interface: submenus descriptions
Submenu
Description
Network setup
Enter this submenu to set:
GbE1 Board IP address
GbE1 Gateway address
GbE1 Netmask
GbE2 IP address
GbE2 Gateway address
GbE2 Netmask
Settings in this submenu do not need to be saved; they will be loaded
at next device restart.
Time & Date setup
Enter this submenu to set:
Time
Date
Settings in this submenu do not need to be saved in order to be
loaded at next device restart.
System Status
Enter this submenu to monitor system status and installer version the
device is loaded with.
Alarms
Alarms, detected and associated to the local interface by the relative
mask, are listed in this submenu.
Reset system
Enter this submenu to reset the device.
Events
Enter this submenu to manage and monitor the events list.
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6.4 LCD Alarms
Through the LCD Alarms mask it is possible to select which alarm has to be notified on LCD display. When
an alarm condition occurs the alarm button is lighted and an alarm message is displayed in the Alarms
submenu.
The following table lists alarms to alarm messages association (refer to Alarms paragraph for further
information about alarms and their masks).
Table 29. Alarms descriptions list
Alarm
Alarm Message
Temperature Absolute High
Temp. High
Temperature Alarm (-3dB)
Temp. High (-3dB)
Temperature Warning
Temp.High Warning
Fans Speed Low
Fans Speed Low
Alim Dialog Err
Alim Dialog Err
FE Dialog Err
FE Dialog Err
Meas Dialog Err
Meas Dialog Err
GPS Dialog Err
GPS Dialog Err
GPS Not Locked
GPS Not Locked
120MHz Not Locked
120M Not Locked
960MHz Not Locked
960M Not Locked
Input PLL Not Locked
In PLL Not Locked
Output PLL Not Locked
Out PLL Not Locked
10MHz Not Locked
10M Not Locked
1PPS Not Locked
1PPS Not Locked
FPGA Boot Error
FPGA Boot Err
Forward Power High
FWD Power High
Forward Power Low Warning
FWD Low Warning
Forward Power Low Alarm
FWD Pwr Low
Reflex Power High
Reflex Power High
File System Error
FS Err
Bad File In File System
File Error
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Alarm
Alarm Message
PS Voltage Out Of Range
PS1V Out Of Range
PS Current Out Of Range
PS1I Out Of Range
CPU Fan Error
CPU Fan Error
Test Mode
Test Mode
FE S2 Not Locked
FE S2 not locked
FE S2 S/N Low
FE S2 SNR Low
FE S2 BER High
FE S2 BER high
FE S2 Global Alarm
[ATSC] No Input
Input not valid
[ATSC] Input Overflow
Input overflow
[ATSC] MH Err
MH Error
[ATSC] MEAS Demodulator Not Locked
Meas Not Locked
[ATSC] MEAS SNR Low
Meas SNR Low
[ATSC] FE Demodulator Not Locked
FE Not Locked
[ATSC] FE SNR Low
FE SNR Low
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7 SNMP Simple Network Management Protocol
The SNMP model assumes the existence of managers and agents. A manager is a software module in a
management system responsible for managing the device. An agent is a software module in a managed
device responsible for maintaining local management information and delivering that information to a
manager via SNMP. A management information exchange can be initiated by the manager (via polling)
or by the agent (via trap).
Interaction between a user of board management and the board management software takes place
across a user interface. Such an interface is needed to provide users with a monitoring and controlling
tool in order to allow some parameters to be viewed or set locally.
The operations that are supported in SNMP network management are the alteration and inspection of
variables. Specifically, three general-purpose operations may be performed on scalar objects:
Get: a management station retrieves a scalar object value from a managed station.
Set: a management station updates a scalar object value in a managed station.
Trap: a managed station sends an unsolicited scalar object value to a management station.
Management information accessible via SNMP is maintained in a management information base (MIB) at
each manager and agent node.
On manager side, ARK6 management system has been tested with MG-SOFT as MIB Browser; besides
compatibility with any other MIB browser is assured.
The following MIB libraries are required for the SNMP management of the equipment:
screenservice.mib
screen-common-types.mib
ark6-t2.mib
clk-ref.mib
clock.mib
gps.mib
hw-monitor.mib
input.mib
measure.mib
s2-fe.mib2
ark6.mib
network.mib
output.mib
screen-common.mib
t2-fe.mib
t2-meas.mib
t2-modulation.mib
ts-over-ip.mib
itu-modulation.mib2
t-fe.mib2
t-meas.mib2
t-modulation.mib2
ark6-atsc.mib2
ark6-isdbt.mib2
ark6-itu.mib2
ark6-t.mib2
atsc-fe.mib2
atsc-meas.mib2
atsc-modulation.mib2
isdbt-fe.mib2
isdbt-meas.mib2
isdbt-modulation.mib2
Compatibility tested and assured with SNMP version 1 and 2.
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7.1 SNMP Protocol Preferences
Go to SNMP Protocol Preferences. The following parameters should be set in order to correctly configure
the SNMP Manager:
SNMP protocol version: SNMPv1/SNMPv2;
Read Community: the same of the one set in the Get field of Java interface, community section;
Set Community: the same of the one set in the Set field of Java interface, community section;
Timeout [s]: user defined;
Retransmits: user defined;
Port number: 161.
Next figure illustrates how to configure SNMP Protocol Preferences using MG_SOFT MIB Browser as an
example.
Figure 56. SNMP Protocol Preferences
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7.2 Monitoring
All status and setup information can be queried via SNMP. To get the setup and status information you
need a management system (or a special MIB browser).
Next figure, referring to MG-SOFT MIB Browser as an example, is a broad view of the ARK6 tree
structure.
Figure 57. ARK6 Tree Structure
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The SSBT MIBs are:
ssbt-common-types: the MIB module housing SSBT Textual Conventions.
ssbtAtscModulation: the MIB module to manage the equipment configuration when operated
in ATSC mode.
ssbtClock: the MIB module for clock management.
ssbtArk6Atsc: the specific ARK6-ATSC MIB.
ssbtGps: the MIB module to monitor the collection of live data from the GPS receiver.
ssbtHwMonitor: The MIB module for HW monitor.
ssbtInput: the MIB module to monitor and manage inputs.
ssbtIsdbtModulation: the MIB module to manage the equipment configuration when operated
in ISDB-T mode.
ssbtItuModulation: the MIB module to manage the equipment configuration when operated in
ITU mode.
ssbtOutput: the MIB module to monitor and manage outputs.
ssbtTsOverIP: the MIB module to manage input and output GbE channels.
ssbtT2Modulation: the MIB module to manage the equipment configuration when operated in
DVB-T2 mode.
ssbtArk6T2: the specific ARK6-T2 MIB.
ssbtMeasure: the MIB module to manage and monitor ARK6 Measure board.
ssbtCommon: the MIB module housing SSBT common objects.
ssbtClkRef: the MIB module to set the frequency reference.
ssbtT2FrontEnd: the MIB module to manage and monitor information from DVB-T2 Front-End.
ssbtT2Meas: the MIB module to manage and monitor T2 information from Measure board.
ssbtNetwork: the MIB module for network monitoring.
ssbtArk6T: the specific ARK6-T MIB.
ssbtTFrontEnd: the MIB module to manage and monitor information from DVB-T Front-End.
ssbtTMeas: the MIB module to manage and monitor DVB-T information from Measure board.
ssbtTModulation: the MIB module to manage the equipment configuration when operated in
DVB-T mode.
ssbtArk6: the MIB module for the objects common to all ARK6 modes.
ssbtS2FrontEnd: the MIB module to manage and monitor information from DVB-S/S2 Front-End.
ssbtArk6Isdbt: the specific ARK6-ISDBT MIB.
ssbtIsdbtFrontEnd: the MIB module to manage and monitor information from ISDB-T Front-End.
ssbtIsdbtMeas: the MIB module to manage and monitor ISDB-T information from Measure
board.
ssbtAtscMeas: the MIB module to manage and monitor ATSC information from Measure board.
ssbtArk6Itu: the specific ARK6-ITU MIB.
ssbtAtscFrontEnd: the MIB module to manage and monitor information from ATSC Front-End.
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7.3 Events Monitoring
In MIB ssbtCommon the events node allows the monitoring of events.
evNumber object specifies the total number of events stored in memory.
evOverwritten object notifies if the events list exceeded the memory limit. If this object returns “1”, obsolete
events have begun to be overwritten.
evPageSel object selects which page has to be monitored through the events table. Each page is composed by 16
events.
The total number of entries of the evTable is fixed to 16. Each entry in the table is defined as follows:
EvEntry ::= SEQUENCE {
evIndex INTEGER,
evNum INTEGER,
evDate DateAndTime,
evCode EvType,
evDescr DisplayString
}
evIndex is the index of the specific entry.
evNum object specifies the numerical order of the specific entry.
evDate object provides the date and time of the event generation as specified in SNMv2-TC.
evCode object provides the Type of the specific entry (ref. to Events chapter for further information).
evDescr object provides the Description of the specific entry (ref. to Events chapter for further information).
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7.4 Configuring alarm masks and alarm thresholds
In ssbtCommon MIB the alarms node allows the monitoring of alarms status, the setting of alarm masks and
thresholds.
7.4.1 Alarms Table
The alTable table is used to monitor alarms status and to set alarm masks. alNumber object specifies the total
number of entries in the alarms table. alSeverityStatus specifies the maximum severity of currently raised
alarms. Each entry in the table is defined as follows:
AlEntry ::= SEQUENCE {
alIndex INTEGER,
alStatus OnOff,
alCode INTEGER,
alDescr DisplayString,
alSeverity Severity,
alTrapManager1 EnDis,
alTrapManager2 EnDis,
alTrapManager3 EnDis,
alR1Enable EnDis,
alR2Enable EnDis,
alR3Enable EnDis,
alR4Enable EnDis,
alFrontPanelEnable EnDis,
alJavaEnable EnDis,
alEventEnable EnDis,
alRfOffEnable EnDis,
alAutoSwitchEnable EnDis
}
alIndex is the index of the specific entry.
alStatus object shows the alarm status (on/off).
alCode object univocally identifies the alarm (refer to Alarms Code and Description table).
alDescr object provides a textual description of the specific entry (refer to Alarms Code and Description table for
the complete list of alarms descriptions).
alSeverity defines the severity associated to the alarm.
alTrapManager1 object allows to enable trap messages, associated to the entry, to be sent to the manager with
IP address 1
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alTrapManager2 object allows to enable trap messages, associated to the entry, to be sent to the manager with
IP address 2
alTrapManager3 object allows to enable trap messages, associated to the entry, to be sent to the manager with
IP address 3
alR0Enable, alR1Enable, alR2Enable, alR3Enable objects enable relay 0, 1, 2, 3 respectively, to be switched
on/off depending on the status of this entry.
alFrontPanelEnable object enables the alarm to be notified on LCD display lighting the alarm button and listing
the alarms in the Alarms menu.
alJavaEnable enables the alarm to be notified on the Java alarm page icon.
alEventEnable enables the alarm to be notified through an event.
alRfOffEnable enables the entry to switch off the RF output.
alAutoSwitchEnable enables the entry to trigger the automatic input switching.
Alarms are divided in two different classes: common alarms and mode-specific alarms. Common alarms are
those which are HW dependant or are dependent on how the operating system has been designed. Common
alarms are shared by all the operational modes. Mode-specific alarms are those which depend on the
implemented functionalities and standards. Mode-specific alarms can be easily recognized thanks to the
addition of the mode prefix enclosed in squared brackets.
The alarms table lists both common and mode-specific alarms. Indexes of alarms may change from one
operational mode to another, but alarm codes do not. Alarm codes of common alarms are the same whatever
the working mode. Alarm codes of mode-specific alarms uniquely identify the specific alarm and are not shared
by operational modes.
Table 31. Alarms Code and Description
alDescr
Alarm Description
Alarm Code
Temp. High
Temperature High Alarm
0
Temp. High -3dB
Temperature Level -3db
1
Temp. High Warning
Temperature High Warning
2
Fans Speed Low
Fans Speed Low
3
Alim Dialog Err
Alim Dialog Err
4
FE Dialog Err
FE Dialog Err
5
Meas Dialog Err
Meas Dialog Err
6
GPS Dialog Err
GPS Dialog Err
7
GPS Not Locked
GPS Not Locked
8
120MHz Not Locked
120MHz Not Locked
9
960MHz Not Locked
960MHz Not Locked
10
Input PLL Not Locked
Input PLL Not Locked
11
Out PLL Not Locked
Output PLL Not Locked
12
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alDescr
Alarm Description
Alarm Code
10MHz Not Locked
10MHz Not Locked
13
1PPS Not Locked
1 PPS Not Locked
14
FPGA Boot Err
FPGA Boot Error
15
FWD Power High
Forward Power High
16
FWD Pwr Low Warning
Forward Power Low Warning
17
FWD Pwr Low
Forward Power Low Alarm
18
Reflex Power High
Reflex Power High
19
File System Err
File System Error
20
File Err
Bad File In File System
21
PS1 V Out Of Range
PS Voltage Out Of Range
22
PS1 I Out Of Range
PS Current Out Of Range
23
CPU Fan Err
CPU Fan Error
24
Test Mode
Test Mode
25
FE S2 Not Locked
FE S2 not locked
26
FE S2 S/N Low
FE S2 SNR Low
27
FE S2 BER High
FE S2 BER high
28
[ATSC] No Input
[ATSC] Input not valid
1056
[ATSC] Input Overflow
[ATSC] Input overflow
1057
[ATSC] MH Err
[ATSC] MH Error
1058
[ATSC] MEAS Demodulator Not Locked
[ATSC] Meas Not Locked
1059
[ATSC] MEAS SNR Low
[ATSC] Meas SNR Low
1060
[ATSC] FE Demodulator Not Locked
[ATSC] FE Not Locked
1061
[ATSC] FE SNR Low
[ATSC] FE SNR Low
1062
[ATSC] TVCT Not Present
[ATSC] No TVCT
1063
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7.4.2 Thresholds Table
The alThresholds subtree is used to set alarms thresholds. altNumber object specifies the total number of entries
in the alarm thresholds table. Each entry in the table is defined as follows:
AltEntry ::= SEQUENCE {
altIndex INTEGER,
altDescr DisplayString,
altAlarmCode INTEGER,
altMeasUnit MeasureType,
altSetting INTEGER
}
altIndex is the index of the specific entry.
altDescr object provides a textual description of the specific entry (refer to Alarm Thresholds Description table
for the complete list of thresholds descriptions).
altAlarmCode object univocally identifies the alarm this threshold refers to (refer to Alarms Code and
Description table).
altMeasUnit object specifies the unit of measurement of the entry.
altSetting object is used to set the threshold.
The thresholds table lists both common and mode-specific alarm thresholds. Indexes of thresholds may change
from one operational mode to another, but alarm codes of the alarms they refer to do not. Alarm codes of
common alarms are the same whatever the working mode. Alarm codes of mode-specific alarms uniquely
identify the specific alarm and are not shared by operational modes.
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Table 32. Alarm Thresholds Description
altDescr
Threshold Description
Alarm Code
Temp. High -3dB
Temperature warning threshold expressed in °C.
1
Temp. High Warning
Temperature alarm threshold expressed in °C.
2
FWD Pwr Low Warning
Forward power warning threshold expressed in dB.
17
FWD Pwr Low
Forward power alarm threshold expressed in dB.
18
FE Squelch
[DVB-T2] FE Squelch alarm threshold expressed in dB.
1315
FE Pre LDPC BER
[DVB-T2] FE Pre LDPC BER alarm threshold expressed in
dB*1e7.
1316
FE SNR Low
[DVB-T2] FE Signal to Noise alarm threshold expressed in
dB*1e3.
1317
FE MER Low
[DVB-T2] FE MER alarm threshold expressed in dB*1e3.
1318
FE S.Quality Low
[DVB-T2] FE Signal Quality alarm threshold.
1319
Meas Pre LDPC BER
[DVB-T2] Measure Pre LDPC BER alarm threshold
expressed in dB*1e7.
1321
Meas SNR Low
[DVB-T2] Measure Signal to Noise alarm threshold
expressed in dB*1e3.
1322
Meas MER Low
[DVB-T2] Measure MER alarm threshold expressed in
dB*1e3.
1323
Meas S.Quality Low
[DVB-T2] Measure Signal Quality alarm threshold.
1324
FE LDPC Mean Err
[DVB-T2] FE LDPC Mean Error alarm threshold
1330
MEAS LDPC Mean Err
[DVB-T2] Measure LDPC Mean Error alarm threshold
1331
FE Squelch
[DVB-T] FE Squelch alarm threshold.
809
FE Pre Viterbi BER
[DVB-T] FE PreViterbi BER High alarm threshold
(expressed in dB*1e7).
810
FE SNR Low
[DVB-T] FE SNR Low alarm threshold (expressed in
dB*1e3).
811
FE MER Low
[DVB-T] FE MER Low alarm threshold (expressed in
dB*1e3).
812
FE S.Quality Low
[DVB-T] FE Signal Quality Low alarm threshold.
813
Meas Pre Viterbi BER
[DVB-T] MEAS PreViterbi BER High alarm threshold
(expressed in dB*1e7).
815
Meas SNR Low
[DVB-T] MEAS SNR Low alarm threshold (expressed in
dB*1e3).
816
Meas MER Low
[DVB-T] MEAS MER Low alarm threshold (expressed in
dB*1e3).
817
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altDescr
Threshold Description
Alarm Code
Meas S.Quality Low
[DVB-T] MEAS Signal Quality Low alarm threshold.
818
FE SNR Low
[ATSC] FE SNR Low alarm threshold (expressed in
dB*1e3).
1062
Meas SNR Low
[ATSC] MEAS SNR Low alarm threshold (expressed in
dB*1e3).
1060
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7.5 Traps
While a management station can poll, at fixed time interval, all the agents it knows for some key information,
each agent is responsible for notifying the management station of any alarm condition. These events are
communicated in SNMP messages known as traps.
The following parameters shall be set in order to correctly configure traps:
SNMP Agent Port: 162.
SNMP Agent Transport protocol: IP/UDP.
7.5.1 SNMPv1
ARK6 devices transmit alarm-specific traps. For every Trap Manager there is a different SNMPv1 trap definition:
alarmTrap1 TRAP-TYPE
ENTERPRISE ssbt
VARIABLES { alIndex, alStatus, alCode, alDescr, alSeverity}
DESCRIPTION
"Traps definition for Trap Manager 1"
::= 0
alarmTrap2 TRAP-TYPE
ENTERPRISE ssbt
VARIABLES { alIndex, alStatus, alCode, alDescr, alSeverity}
DESCRIPTION
"Traps definition for Trap Manager 2"
::= 1
alarmTrap3 TRAP-TYPE
ENTERPRISE ssbt
VARIABLES { alIndex, alStatus, alCode, alDescr, alSeverity}
DESCRIPTION
"Traps definition for Trap Manager 3"
::= 2
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VARIABLES clause defines the ordered sequence of MIB objects, belonging to the specific entry of the alTable,
which are contained within every instance of the trap type. Each variable is placed, in order, inside the variable-
bindings field of the SNMP Trap Message as shown in the following figure (refer to Alarms Table paragraph for
further information about alIndex, alStatus, alCode, alDesc, alSeverity objects).
Figure 58. SNMPv1 Trap Messages
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7.5.2 SNMPv2
ARK6 devices transmit alarm-specific traps. For every Trap Manager there is a different SNMv2 trap definition:
traps OBJECT IDENTIFIER ::= { snmp 3 }
alarmTraps1 NOTIFICATION-TYPE
OBJECTS {alIndex, alStatus, alCode, alDescr, alSeverity}
STATUS current
DESCRIPTION
"Traps definition for Trap Manager 1. An alarmTrap1 trap signifies that the sending
protocol entity recognizes that some state transitions occurred in the alarms
table."
::= { traps 1 }
alarmTraps2 NOTIFICATION-TYPE
OBJECTS {alIndex, alStatus, alCode, alDescr, alSeverity}
STATUS current
DESCRIPTION
"Traps definition for Trap Manager 2. An alarmTrap2 trap signifies that the sending
protocol entity recognizes that some state transitions occurred in the alarms
table."
::= { traps 2 }
alarmTraps3 NOTIFICATION-TYPE
OBJECTS {alIndex, alStatus, alCode, alDescr, alSeverity}
STATUS current
DESCRIPTION
"Traps definition for Trap Manager 3. An alarmTrap3 trap signifies that the sending
protocol entity recognizes that some state transitions occurred in the alarms
table."
::= { traps 3 }
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VARIABLES clause defines the ordered sequence of MIB objects, belonging to the specific entry of the alTable,
which are contained within every instance of the trap type. Each variable is placed, in order, inside the variable-
bindings field of the SNMP Trap Message as shown in the following figure (refer to Alarms Table paragraph for
further information about alIndex, alStatus, alCode, alDesc, alSeverity objects).
Figure 59. SNMPv2 Trap Messages
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7.5.3 Configuring traps
Use Java (refer to Network and Alarms paragraphs for further information) or SNMP user interfaces to configure
traps.
The configuration of traps is performed through the setting of three different alarm masks, by means of
alTrapManager1, alTrapManager2, alTrapManager3 objects in the alTable (refer to Alarms Table paragraph),
and through the setting of the destination IP Address of the receiving management stations, by means of the
managerTrapTable in the snmp subtree in ssbtCommon MIB.
managerTrapNumber object specifies the total number of entries in the trap manager address table.
Each entry of the managerTrapTable is defined as follows:
ManagerTrapEntry ::= SEQUENCE {
managerTrapIndex INTEGER,
managerTrapIp IpAddress
}
managerTrapIndex is the SNMP manager index.
managerTrapIp object allows the setting of the SNMP manager IP listening address. There are up to 3 different
manager IP addresses that can be configured, one for each alTrapManager mask.
The Community shown in trap messages can be set from Java interface in the Community box within the
Network window (refer to Network paragraph).
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Appendix A. Automatic input source selection methods
A.1 Input Autoswitch
The SDT ARK62 series supports an automatic switching control mechanism between incoming signal sources.
The ARK6 is capable of switching between inputs on the basis of primary feed quality, depending on how it is
presented to the transmitter (RF, ASI Ethernet, SDI and CVBS feeds). The feed switching algorithm is
irrespective of payload and bitrate of both primary and reserve feeds.
The primary input is selected from the drop-down list of Input Selector. It is not allowed to dynamically change
the preferred input until the Input Autoswitch is enabled. Secondary inputs are checked in circular order,
starting from the one that follows the primary input. The numerical order is:
DVB-T - T2 - ISDB-T - ATSC
ITU
1. ASI 1
2. ASI 2
3. ASI 3
4. ASI 4
5. Tuner 1/Tuner (if available)
6. Tuner 2 (if available)
7. GbE 2 ch1
8. GbE 2 ch2
1. SDI 1
2. SDI 2
3. SDI 3
4. SDI 4
5. CVBS 1
6. CVBS 2
E.g. In DVB-T2 mode, if Tuner is set to priority the algorithm for selecting secondary inputs starts with GbE 2
Ethernet channels and then works down all other ASI inputs starting from ASI 1.
If the reserve feed, the one being used, does not meet anymore the necessary quality requirements, the
secondary to secondary input switch mechanism will start from the input that follows the primary input.
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Input switching rules can be selected in the Alarms page through the SWITCH alarm mask and depend on the
transmission standard. Here below the available rules for each operative mode:
ITU
[ITU] No Video Input
[ITU] Input wrong standard
ATSC
[ATSC] No Input: input Transport Stream not locked
[ATSC] Input Overflow: input TS overflow
[ATSC] MH Err
[ATSC] FE Demodulator Not Locked: input RF signal not locked
[ATSC] FE SNR Low: RF input SNR under the alarm threshold
[ATSC] No TVCT: TVCT table not present in the selected input stream
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Feed selection and switching criteria are available via both transmitter SNMP and Java GUI interfaces.
A Finite State Machine has been used to give a description of the behaviour of the system. The FSM of the Input
Autoswitch algorithm consists of:
Four states:
1. Priority Input Locked
Condition: the primary feed is the one being used.
2. Priority Input Not Locked
Condition 1: the primary feed does not meet the necessary quality requirements as
well as reserve feeds, if any.
Condition 2: the primary feed does not meet the necessary quality requirements and
the FSM is waiting for the primary to secondary feed changeover timeout to elapse.
3. Searching First Locked Input
Condition 1: the primary to secondary feed changeover timeout elapsed and the FSM
is searching for a reserve feed.
Condition 2: the reserve feed, the one being used, does not meet anymore the
necessary quality requirements, the secondary to secondary input switch timeout
elapsed and FSM is searching for another reserve feed.
4. Checking Priority Input
Condition: the reserve input is the one being used and FSM keeps checking the priority
feed to trigger the secondary to primary changeover.
Three countdowns to N seconds, where N is defined by default in the *.def file:
1. Primary to Secondary Switch Counter
It starts when the primary feed does not meet anymore the necessary quality
requirements and the system lay in waiting for the reserve feed to be checked.
2. Secondary to Secondary Switch Counter
It starts when the secondary feed does not meet anymore the necessary quality
requirements and the system lay in waiting for another reserve feed to be checked.
3. Secondary to Primary Switch Counter
It starts when the input set to priority is found to meet again the necessary quality
requirements and the system is waiting to switch back to the primary input.
Timeouts are reset when the actually used input, whether it is the preferred one or not, regain his quality
requirements.
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A.2 Seamless input switching
SDT ARK6 series supports a seamless input switching algorithm that increases the reliability of the system in a
SFN environment. The developed algorithm is capable of changing input signal source on the basis of MIP
packets within the incoming Transport Stream. The algorithm provides a reserve feed to the apparatus in a SFN
environment in the event that the primary input signal source does not meet anymore the SFN constrains. The
device is designed to manage the redundancy between two different sources in a SFN environment by seamless
switching between them
Both HP and LP streams have two different selected inputs. The two selected input are real-time analyzed under
some presence and validity rules. The inputs that are present and valid are eligible to be sent to output in
dependence on the priority rule set. If only one input is present, then is sent to output without the application of
any validity rule.
The presence of an input is evaluated under the following rules:
The input is an ASI compliant (CEI EN 80083-9) encoded signal.
The input transports an MPEG-2 TS (ITU.T 13818-1) with no Synchronization Error (as defined by ETSI
ETR 290).
The validity of an input is evaluated under the following rules:
The Transport Error flag (as defined by ITU.T 13818-1) does not rise in any packet.
The timing of reception of each input packet is inside the standard boundaries (as defined by ETSI ETR
290).
The SFN adaptation of the input TS is guaranteed by the presence of a correct MIP (as defined by ETSI
TR 101 191), guaranteed by a CRC32 algorithm checking.
The TS data validity is guaranteed by the presence of PAT (as defined by ETSI EN 300 468) correct after a
CRC32 algorithm checking.
The TS data validity is guaranteed by the presence of PMT (as defined by ETSI EN 300 468) correct after
a CRC32 algorithm checking.
The total delay applied by the distribution network to the input signal is not higher than the Max Delay
set by the SFN adapter.
The time window available to deliver the TS to the output is higher than the network margin applied.
When the used input check fails, the device seamlessly switches to the secondary input if present and valid,
otherwise it continue to output the same flow despite of the validity rules check.
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Appendix B. Java Virtual Machine
The Java interface requires a host computer connected via Ethernet to the board with the proper Java Machine
version installed.
B.1 Ethernet connection
The host computer has to be connected via Ethernet to the board.
Direct or crossed UTP category 6 cable is recommended.
NOTE: for best performances, a fast connection (i.e. gigabit Ethernet) is required. After careful testing it was
found that a slow connection makes it difficult the use of precorrection tools.
B.1.1 Configuration
In order to connect to the board trough a LAN, all the devices have to be on the same network.
The default IP address settings of the X-port are:
IP address: 10.77.xx.xx , where xx is the host address unique for each board.
Subnet mask: 255.255.0.0.
Remember to change these settings if they are not compatible with the LAN where the computer and the board
are connected.
IP address and network parameters can be changed only using the local interface. Please refer to chapter 6 for
the network setting commands.
B.2 Java(TM) Platform
B.2.1 Download
The Java Interface works with any Sun Java Virtual Machine after the 1.4.1 version.
If the computer has no Java Virtual Machine installed, the recommended 1.5.0 version can be downloaded from
the Sun Server trough this link:
http://www.java.com/
B.2.2 Java Control Panel
Java caching must be disabled.
B.3 Supported Web Browsers
The Java GUI is designed to support every Web Browser that uses Sun Java Virtual Machine from 1.4.1 and
newer.
Here’s a list of Web Browsers where Java GUI has been tested and troubleshot: Microsoft Internet Explorer,
version 5 and newer. Mozilla Firefox, version 1.5 and newer.
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Appendix C. Application Note
Screenshots of this application note are used as an example and the shown file names are not related to ARK6-
T2 device.
C.1 How to update
1. Launch the Java installer.
Figure 60. Java installer
2. Insert the IRRM2 BTS Remux IP address into the numeric field.
Figure 61. Java installer IP address insertion
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3. Click the Search button.
Figure 62. Java Installer Search button
4. Select the device version you want to load.
Figure 63. Java Installer - Device selection
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5. Click on the “Load” button.
Figure 64. Java Installer Load button
6. If you want to update only some software versions, click on the check boxes corresponding to the
software version you want to load, otherwise click on the check box corresponding to the Load All
option. Click on the “Enter” button to start the loading.
Figure 65. Java Installer Software versions selection
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7. Once started the loading, the “Stop” button lights up. Click on this button to interrupt the
programming.
Figure 66. Java Installer Stop button
8. When the loading is complete, the pop-up window “Operation Successfully Completed” appears. Click
on the “OK” button.
Figure 67. Java Installer Operation Successfully Completed
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9. To save a copy of the file system click on “Backup” button. A pop-up window “Salva” appears. Specify
the saving path, then click on “Salva” button.
Figure 68. Java Installer Backup Save button
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Appendix D. Document versions
Table 33. Document Versions
Version
Author
Revised by
Date
Note
1.0
Di Biase
November 8th, 2011
First version with all the
operative modes.
1.1
Di Biase
November 23rd, 2011
Updated paragraphs 4.2 and
4.4.
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List of Tables
Table 1. Hardware options .................................................................................................................... 8
Table 2. RS232 DE-9 pinout ................................................................................................................. 23
Table 3. TLC pinout .............................................................................................................................. 23
Table 4. TLS pinout .............................................................................................................................. 24
Table 5. Input window ........................................................................................................................ 33
Table 6. Tuner window: RF power level monitor ................................................................................ 38
Table 7. CVBS Inputs: Statistics ........................................................................................................... 40
Table 8. ATSC RF Input: Status and demodulation parameters .......................................................... 42
Table 9. ATSC Processing: ATSC Settings ............................................................................................. 46
Table 10. ATSC Processing: ATSC Modulation....................................................................................... 50
Table 11. ATSC Measure: RF power level monitor ................................................................................ 53
Table 12. ITU Processing: ITU Settings .................................................................................................. 56
Table 13. ITU Modulation: Modulator manager ................................................................................... 61
Table 14. ITU Modulation: Modulator test modes ............................................................................... 64
Table 15. Adaptive Linear Precorrection: Management panel ............................................................. 72
Table 16. Adaptive Non Linear Precorrection: Management panel ..................................................... 75
Table 17. Output window...................................................................................................................... 77
Table 18. Output window: Reflex Pwr Management ............................................................................ 86
Table 19. Network window ................................................................................................................... 88
Table 20. GPS window ........................................................................................................................... 93
Table 21. GPS window: Holdover Management ................................................................................... 96
Table 22. Alarms window .................................................................................................................... 100
Table 23. Events descriptions list ........................................................................................................ 117
Table 24. Alarms descriptions list ....................................................................................................... 121
Table 25. Task error event specific data ............................................................................................. 126
Table 26. Init system event specific data ............................................................................................ 128
Table 27. Local User Interface: Idle Menu .......................................................................................... 140
Table 28. Local User Interface: submenus descriptions ..................................................................... 141
Table 29. Alarms descriptions list ....................................................................................................... 142
Table 30. ARK6 SNMP Tree Structure ................................................................................................. 148
Table 31. Alarms Code and Description .............................................................................................. 183
Table 32. Alarm Thresholds Description ............................................................................................. 186
Table 33. Document Versions ............................................................................................................. 203
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List of Figures
Figure 1. DE-9 Male connector ............................................................................................................. 23
Figure 2. TLC connector ........................................................................................................................ 23
Figure 3. TLS connector ........................................................................................................................ 24
Figure 4. GUI - Login ............................................................................................................................. 28
Figure 5. Java menu bar ....................................................................................................................... 29
Figure 6. System commands bar .......................................................................................................... 29
Figure 7. Operation pages bar .............................................................................................................. 30
Figure 8. System menu ......................................................................................................................... 30
Figure 9. Home Page window ............................................................................................................... 31
Figure 10. ATSC / DVB-T/T2 Input window ............................................................................................ 32
Figure 11. Front-End window ................................................................................................................. 37
Figure 12. Tuner window: RF power level monitor ................................................................................ 38
Figure 13. CVBS Inputs: Statistics ........................................................................................................... 39
Figure 14. ATSC RF Input: Status and demodulation parameters .......................................................... 41
Figure 15. ATSC window ......................................................................................................................... 44
Figure 16. ATSC Processing: ATSC Settings ............................................................................................. 45
Figure 17. ATSC Processing: ATSC Modulation....................................................................................... 49
Figure 18. ATSC Processing: ATSC Modulation....................................................................................... 51
Figure 19. ATSC TVCT: Add button ......................................................................................................... 51
Figure 20. ATSC Processing: ATSC Measure ........................................................................................... 52
Figure 21. ATSC Measure: RF power level monitor ................................................................................ 53
Figure 22. ITU window ............................................................................................................................ 54
Figure 23. ITU Processing: ITU Settings .................................................................................................. 55
Figure 24. ITU Processing page: ITU Modulation ................................................................................... 59
Figure 25. ITU Modulation: Modulator manager ................................................................................... 60
Figure 26. ITU Modulation: Modulator test modes ............................................................................... 63
Figure 27. Adaptive Linear Precorrection ............................................................................................... 66
Figure 28. AM/PM Precorrection ........................................................................................................... 68
Figure 29. Realizing connection .............................................................................................................. 69
Figure 30. Adaptive Linear Precorrection ............................................................................................... 70
Figure 31. Adaptive Filter ....................................................................................................................... 71
Figure 32. Filter window: complex filter coefficients graph ................................................................... 73
Figure 33. Filter window: module graph ................................................................................................ 73
Figure 34. Filter window: phase graph ................................................................................................... 73
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Figure 35. Adaptive Non Linear Precorrection ....................................................................................... 74
Figure 36. Output window...................................................................................................................... 76
Figure 37. Reflex Pwr Management ....................................................................................................... 85
Figure 38. Network window ................................................................................................................... 87
Figure 39. GPS window ........................................................................................................................... 92
Figure 40. Holdover Management ......................................................................................................... 94
Figure 41. Alarms window ...................................................................................................................... 99
Figure 42. Events window .................................................................................................................... 116
Figure 43. Time and date setting .......................................................................................................... 126
Figure 44. Menu bar ............................................................................................................................. 131
Figure 45. File menu ............................................................................................................................. 131
Figure 46. View menu ........................................................................................................................... 132
Figure 47. Time window ....................................................................................................................... 133
Figure 48. Alerts window ...................................................................................................................... 133
Figure 49. Alert message ...................................................................................................................... 134
Figure 50. Help menu ........................................................................................................................... 135
Figure 51. About window ..................................................................................................................... 135
Figure 52. Info window: Serial Numbers .............................................................................................. 136
Figure 53. Info window: Server File System Content ........................................................................... 136
Figure 54. Info window: Client System Parameters ............................................................................. 136
Figure 55. Download Software Standalone .......................................................................................... 137
Figure 56. SNMP Protocol Preferences ................................................................................................ 145
Figure 57. ARK6 Tree Structure ............................................................................................................ 146
Figure 58. SNMPv1 Trap Messages ...................................................................................................... 189
Figure 59. SNMPv2 Trap Messages ...................................................................................................... 191
Figure 60. Java installer ........................................................................................................................ 198
Figure 61. Java installer IP address insertion .................................................................................... 198
Figure 62. Java Installer Search button ............................................................................................. 199
Figure 63. Java Installer - Device selection ........................................................................................... 199
Figure 64. Java Installer Load button ................................................................................................ 200
Figure 65. Java Installer Software versions selection ........................................................................ 200
Figure 66. Java Installer Stop button ................................................................................................. 201
Figure 67. Java Installer Operation Successfully Completed ............................................................. 201
Figure 68. Java Installer Backup Save button .................................................................................... 202

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