SAMYUNG ENC SRG-3150DN 150W DSC MF/HF Radio Telephone User Manual SRG 3150DN Rev 1 1 Manua Eng 080409

SAMYUNG ENC Co., Ltd 150W DSC MF/HF Radio Telephone SRG 3150DN Rev 1 1 Manua Eng 080409

User Manual

        Warning RF Exposure Warning :   ※ The radiated output power of this device is below the FCC radio frequency exposure limits. Nevertheless, the device should  be  used  in  such  a  manner  that  the  potential  for human contact during normal operation is minimized.   In order to avoid the possibility of exceeding the FCC radio frequency  exposure  limit,  human  proximity  to  the antenna  should  not  be  less  than 6 feet  during  normal operation.    Information to user ※ The user’s manual or instruction manual for an intentional or  unintentional  radiator  shall  caution  the  user  that changes  or  modifications  not  expressly  approved  by  the party  responsible  for  compliance  could  void  the  user's authority  to  operate  the  equipment.  In  cases  where  the manual is provided only in a form other than paper, such as  on  a  computer  disk  or  over  the  Internet,  the information  required  by  this  section  may  be  included  in the manual in that alternative form, provided the user can reasonably  be  expected  to  have  the  capability  to  access information in that form.
  1Contents         SRG-3150DN Rev.1.1(080409) SRG-3150DN How to operate basic function and Distress transmitting   1. Set MMSI ID ................................................................................................................. 5 1.1. Self-ID ........................................................................................................ 5 2. SSB mode ....................................................................................................................... 5 2.1. Channel Selection ................................................................................ 5 2.2. Frequency Selection ............................................................................ 5 2.3. TX, RX ........................................................................................................ 5 3. DSC mode...................................................................................................................... 5 3.1. Channel Selection ................................................................................ 5 3.2. Frequency Selection ............................................................................ 5 3.3. Call .............................................................................................................. 6 3.4. DSC Message RX Auto Reply ......................................................... 6 4. Distress transmit ......................................................................................................... 6  How to use SN-100 NBDP Terminal 1. Selection of Channel ................................................................................................. 6 2. Selection of Frequency ............................................................................................ 6 3. ARQ mode ..................................................................................................................... 6 4. FEC mode ....................................................................................................................... 6  Chapter 1. Overview ............................................................................................................. 7 1.1. Features ....................................................................................................................... 7 1.2. Basic Components .................................................................................................. 8  Chapter 2. Specifications ..................................................................................................... 9 2.1. General specification ............................................................................................. 9 2.2. MF/HF Transmitter .................................................................................................. 9 2.3. MF/HF Receiver........................................................................................................ 9 2.4. DSC (Digital Selective Calling) W/K Receiver ..........................................10 2.5. MF/HF Control .......................................................................................................10 2.6. Digital Selective Calling (DSC) ........................................................................10 2.7. Narrow band direct Printing (NBDP) ...........................................................11 2.8. Printer (DPU-414)..................................................................................................11 2.9. Printer (OKI) .............................................................................................................11  Chapter 3. Power Supply ................................................................................................... 12 3.1. Power On ..................................................................................................................12 3.2. Operation by AC power.....................................................................................12 3.3. Operation by DC (BATTERY) power ..............................................................12 3.4. BATTERY Charging ................................................................................................12  Chapter 4. Front Panel ....................................................................................................... 13 4.1. About Button, Knob, Lamp ..............................................................................13 4.2. LCD display ..............................................................................................................14 4.3. LCD display flow ....................................................................................................15  Chapter 5. SSB (TEL) mode ............................................................................................... 16 5.1. SSB Mode .................................................................................................................16 5.2. SSB Menu .................................................................................................................16 (1) Scan Type Set ........................................................................................16 (2) Scan Channel Set .................................................................................16 (3) Scan Frequency Set .............................................................................16
  2(4) SQL Set .....................................................................................................16 (5) LCD Contrast Set ..................................................................................17 (6) Tx Power Set ...........................................................................................17 (7) Manual Tuning.......................................................................................17 (8) ATU – Version (ATU Program Version) .......................................17 (9) Remote Set .............................................................................................17 (10) System Set ............................................................................................17 5.3. Additional Functions (ITU Channel, AM mode, Etc.,) ...........................18  Chapter 6. Digital selective calling (DSC) mode .............................................................. 19 6.1. The selection of DSC mode .............................................................................19 6.2. DSC menu display ................................................................................................19 (1) Distress msg edit .................................................................................19 (2) Individual msg edit. ............................................................................20 (3) Group msg edit.....................................................................................21 (4) Geography    msg edit .......................................................................22 (5) Auto/Semi-AT msg edit ....................................................................25 (6) Dist ack/rly msg edit ..........................................................................26 (7) Ordinary ack msg edit .......................................................................28 (8) Display and print msg .......................................................................28 (9) System Set ...............................................................................................28  Chapter 7. Transmitter of distress signal......................................................................... 32 7.1. Test of Distress alert signal ..............................................................................32  Chapter 8. RX of Distress & general call .......................................................................... 33 8.1. RX of Distress Alarm ...........................................................................................33 8.2. General call RX .......................................................................................................34  Chapter 9. How to use print ............................................................................................... 35 9.1. DPU-414 Printer ....................................................................................................35 9.2. OKI Printer................................................................................................................35  Chapter 10. How to use SD-250(Alarm box) .................................................................... 36 10.1. Distress transmitting .........................................................................................36 10.2. In case of receiving distress signal ............................................................36 10.3. Operation by DC (Battery) .............................................................................36  Chapter 11. How to use SP-1250ADC ............................................................................... 36 11.1. Specification .........................................................................................................36 11.2. Input power shift ................................................................................................36 11.3. How to Charge ....................................................................................................36 11.4. In case of over current ....................................................................................36  Chapter 12. Circuit explain ................................................................................................ 37 12.1. Overview of SRG-3150DN ..............................................................................37 12.2. CONTROL CIRCUIT (T-1110) .........................................................................38 (1) MF/HF RX Circuit..................................................................................38 (2) MF/HF TX Circuit ..................................................................................38 (3) Local Synthesizer Circuit ...................................................................39 (4) Power Supply Circuit ..........................................................................39 (5) Control Circuit .......................................................................................40 12.3. MH/HF Transmitting Filter Circuit (T-1101) ............................................40 12.4. W/K Receiving Circuit (T-1112) ....................................................................41 12.5. Power Amplifier Circuit (T-1113) .................................................................41
  312.6. Front Panel (T-1114) .........................................................................................41 12.7. Function Diagram of Rear Side ...................................................................42  Chapter 13. NBDP Terminal ............................................................................................... 43 13.1. NBDP Terminal Main Unit ..............................................................................43 13.2. Initial Display of Telex (NBDP) mode ........................................................43 (1) Initial screen function explanation ...............................................43 (2) Initial screen function button explanation ...............................43 (3) Control function in Keyboard .........................................................44 13.3. SettingUpTX/RX Frequency ...........................................................................44 (1) Setting TX frequency ..........................................................................44 (2) Setting Rx frequency ..........................................................................44 (3) Coast Radio Station TX/RX frequency set up .........................44 (4) Setting TX/RX Freq. by calling channel .....................................44 13.4. [ARQ] mode ..........................................................................................................44 (1) Connecting with the other station by ARQ mode. ..............44 (2) Connecting specific station .............................................................45 (3) Communication in ARQ mode ......................................................45 (4) Transmitting file ....................................................................................46 (5) Transmitting of Macro Command ................................................46 13.5. [FEC] mode ............................................................................................................46 (1) Connecting the other station by Selective FEC mode. ......46 (2) Connecting with the other station by collective FEC mode. .......47 (3) Communication in FEC mode ........................................................47 (4) Receiving of FEC mode .....................................................................47 (5) Transmitting file ....................................................................................48 (6) Transmitting of Macro Command ................................................48 13.6. Other sea station or ship station edit & resister frequency ..........48 13.7. Station print (Counter party & Frequency print) ................................49 13.8. Registration of macro command ................................................................49 13.9. Editor mode ..........................................................................................................49 13.10. Initial setting of system set .........................................................................50 (1) Setting of [0. ARQ/FEC 4~ or 5~digit ID] ................................50 (2) Setting of [1. ARQ/FEC 9-digit ID] ...............................................50 (3) Setting of [2. Answer Back Code] ................................................50 (4) Setting of [3. Collective FEC Receiving] .....................................50 (5) Setting of [4. Maximum FEC Error Ratio] .................................50 (6) Selecting of [5. NAVTEX Station Selection] .............................51 (7) Selecting of [6. NAVTEX Message Selection] ..........................51 (8) Selecting of [7. NAVTEX ID Data Clear] ....................................51 (9) [8. ID Printing] set up ........................................................................51 (10) [9. Etc. Setting] set up .....................................................................51 13.11. NBDP test ............................................................................................................52 13.12. LCD Off .................................................................................................................52  Chapter 14. NBDP Terminal Circuit................................................................................... 53 14.1. Overview.................................................................................................................53 14.2. Connection board T-020 ................................................................................53 14.3. NBDP receiving unit (T-132) .........................................................................53 14.4. Local Synthesizer board (T-133) ..................................................................53 14.5. Power Circuit (T-025) ........................................................................................53 14.6. Function Diagram of Rear Side ...................................................................53  Chapter 15. Troubleshooting ............................................................................................. 54
  415.1. Overview.................................................................................................................54 15.2. Measuring Instrument ......................................................................................54 15.3. Maintenance & repair of SRG-3150DN ...................................................54 (1) Antenna ....................................................................................................54 (2) Power Supply .........................................................................................54 (3) Transmitter ..............................................................................................54 (4) Receiver ....................................................................................................54 (5) DSC Receiver ..........................................................................................54 (6) Switch and Display ..............................................................................55 15.4. NBDP SN-100.......................................................................................................55 (1) Power Supply .........................................................................................55 (2) Screen Display .......................................................................................55 (3) NBDP Data Receiving .........................................................................55 (4) NBDP Data Transmitting ...................................................................55 15.5. Modulation of simple modulator ...............................................................55 15.6. Caution ....................................................................................................................55  Chapter 16. Circuit Diagram & External Diagram ............................................................ 56
  5SRG-3150DN How to operate basic function and Distress transmitting    1. Set MMSI ID   (Maritime Mobile Service Identity) • Press  button and ON, It stop at the below initial display,   •  Then  input  SELF  ID  or  handle  dial/key  of  the front panel to be operated regularly.  <  Initial Screen >  1.1. Self-ID • [DSC]  mode   /  '9.  SYSTEM  SET'  / '1.Self ID set'  Ex) Input ID 111100000 : Press any key on the initial screen    Press   to go to [DSC] mode           twice  Press(   )and  then  go out  to  'Main  Menu'.  (Indicated  MMSI  Number  in   the right side on the bottom)  2. SSB mode 2.1. Channel Selection • Press   to go to [SSB] mode select to the channel by dial [CH] [  Ref.  ]  ☞  Press  twice  ()  and select to [CH]input channel with [No. button] and then press.          2.2. Frequency Selection 1)Press twice( )and select to [TX] Input    frequency by [No. button] press  .  2) Press twice ( )and select to [RX] Input frequency by [No. button] press  . [  Ref.  ]  ☞☞☞☞ Missing  frequency  range,  Cannot be input with alarm sound.  2.3. TX, RX 1) TX • Can use it after inputting to the frequency TX/RX that want to communicate. • Press   to go to  [SSB] mode input the frequency that want to communicate Press [Mike switch(PTT)] and communicate. [  Ref.  ]  ☞  Don’t  have  a  ATU  Tunning  date valor  of  the  first  channel,  ATU  Tuning  run automatically  to  the  emergency  TX(2,182  / 2,1875  /  4,2075  /  6,312  /  8,4145  /  12,477  / 16,8045 kHz).  2) Received gain adjustment • Be easy to hear on condition of low noise as down GAIN and up VOLUME.  3. DSC mode 3.1. Channel Selection • Press   to go to [DSC] mode select to the channel by dial [CH] [  Ref.  ]  ☞  Press  twice  ()  and select to the channel [CH] and input the wanted channel by[Number]and then press .  3.2. Frequency Selection • Press twice ( ) and select [TX]  Input the wanted frequency by [No. button] press  . [  Ref.  ]  ☞ Missing  frequency range, Cannot be input with alarm sound.
  6How to use SN-100 NBDP Terminal  3.3. Call • Press   to go to [DSC] mode select to the channel by dial [CH]   3.4. DSC Message RX Auto Reply • When receive DSC message and Auto ACK on, can work automatic answer. •  When  receive  DSC  but  Auto  ACK  off  and  then don’t work automatic answer.  (1) How to set    [DSC]  mode  press   /  ‘9.SYSTEM  SET’ /  ‘0.Etc  Set’  /  ‘4.Auto  Ack’  and  finished setting.   4. Distress transmit 4.1.  Transmit  signal(DISTRESS)  by Emergency Transmitter KEY (1)  Hold on 3  seconds [DISTRESS] and then transmit signal.  (2)  If  you  don’t  have  any  reply,  flicker  the red[DISTS]display as follow on screen and transmit channel  from  1  to  6  after  4  minutes(3min.and 30sec ~ 4min.40sec.).  (3) Press    and then stop to transmit.      1. Selection of Channel 1.1. Change [CH] on screen Select wanted channel by [No. button]  and press [Enter]  1.2. Press [F6] Input the wanted channel by [No. button]  Press [Enter]  2. Selection of Frequency 2.1. TX • Press[F7] input  the  wanted  communicate  frequency  by [Number] press[Enter]    2.2. RX • Press[F8] input  the  wanted  communicate  frequency [Number]  press[Enter]  3. ARQ mode • Hold  [F2],  Select [ARQ]  You  can access  to one by ARQ MODE.  4. FEC mode • Hold [F2], Select [FEC] You can access to one by FEC MODE.
  7 Chapter 1. Overview •  GMDSS(Global  Maritime  Distress  and  Safety System)  is  an  internationally  recognized  distress and  radio  communication  safety  system  for  ships replacing  the  previous  ship  to  ship  safety  system, which  relied  on  a  manual  Morse  code  system  on 500  kHz  and  voice  radiotelephony  on  Channel  16 and 2182 kHz. The GMDSS is an automated ship to shore  system  using  satellites  and  digital  selective calling technology. The GMDSS is mandated for ships internationally by the  International  Maritime  Organization  (IMO) Safety of Life at Sea Convention (SOLAS), 1974, as amended  in  1988,  and  carries  the  force  of  an international treaty. •  SRG-3150  and  SN-100  are  composed  of  MF/HF transceiver,  DSC,  DSC  W/K  Receiver,  NBDP, Automatic  alarm  telephone  for  suitable  automatic digital  communication  at  the  distress  and safety/normal situation. SN-100  uses  being  connected  to  Transceiver(SRG-3150DN),  output  sub-carrier  signal  to  transmit NBDP data, displays the information on the display which  is  demodulated  RX  signal  receiving  from antennas.  • SRG-3150DN frequency range :   TX : 1.6MHz~27.5MHz RX : 500kHz~29.99999MHz  • Type of Frequency/Power :   J3E : 150W(HIGH)/100W(MID)/50W(LOW),   F1B : 100W(HIGH&MID)/75W(LOW).                     1.1. Features (1) Possible Range   •  Because  MF/HF  Transceiver(SRG-3150DN),  DSC W/K Receiver, DSC, Distress alarm telephone is built in  SRG-3150DN,  You  are  able  to  use  itself  without NBDP  terminal(SN-100).  NBDP  function  is  worked by  connecting  SN-100  terminal,  However  it  is  not available to use NBDP terminal only.  (2) Total Control System •  SRG-3150DN  is  set  up  with  the  major  modules combined  as  one  unit  or  circuits  within  a  single cabinet.  Thus,  it  is  possible  to  rationalize  the  total control system by interlinking the respective module controls. •  And  narrow  band  direct  printing  is  available  by connecting  NBDP  unit(SN-100)  to  SRG-3150DN simply.  (3) User Friendly •  All  general  operation  such  as  communication, controls  and  monitoring,  are  performed  by  SRG-3150DN,  NBDP  Terminal  and  printer  which  is installed in a convenient place.  (4) Configuration •  SRG-3150DN  consists  of  one  unit;  therefore  a large  space  is  not  required  for  installation  and operation.   • SN-100 Terminal is able to use by connecting with SRG-3150DN cable.  (5) Trustworthy Adopted  new  DDS  (Direct  Digital  Synthesize)  and improved the quality of sound, trustworthy, stability.  (6) Construction •  In  order  to  endure  in  bad  condition  of  marine environment, hard aluminum body is manufactured.  (7) External Shape •  Channel,  Frequency,  Transmitting  and  receiving conditions  can  be  seen  on  large LCD  at one  sight. And  each  key  is  made  by  soft  rubber  material.  It has  stylish  shape  and  makes  you  feel  comfortable when  you  press  the  button,  Further  there  is frequency  sheet  for  users.  SN-100  NBDP  Terminal has  large,  thin,  colorful  LCD  and  convenient keyboard.
  8 1.2. Basic Components • This equipment is composed of SRG-3150DN and SN-100(NBDP), each item is made by functional PCB and sorted by standard and option.  << Standard Components List >>   << Options Components List >> No. Description  Model  Q’ty Remark 1.  EMG Light  EMG-Light  1   2.  External Speaker  SS-6000  1   3.  Power Supply  SP-1250ADC  1   4.  NBDP Teminail  SN-100  1set SN-100 Assembly (Installation     material included)     (1)       Connection Board  T - 130  1     (2)       NBDP  수신부  T - 132  1     (3)       NBDP PLL  T - 133  1     (4)       전원부  T - 025  1     (5)       CPU Board  G-1151  1 5.  KEY Board  SPR8695  1   6.  MF/HF Distress Box  SD-250  1  (SCN-16-5P included) 7.  Printer  DPU-414  1 (Installation material included) (or OKI Printer) 8  WHIP ANT (TX)  SAN-308  1  (8m) 9.  WHIP ANT (RX)  SAN-30R  1  (6m)  No. Description  Model  Q’ty Remark 1.  MF/HF-DSC  송  수신기  SRG-3150DN  1set SRG-3150DN   Assembly     (1)       MAIN BOARD  T - 1110  1     (2)       TX FILTER  T - 1101  1     (3)       W/K RX  T - 1112  1     (4)       TX PA  T - 1113  1     (5)       KEY BOARD  T - 1114  1 2.  Automatic Antenna Tuner  SAT-100  1  (Installation     material included) 3.  HAND MIC  SM-1150  1   4.  Accessory SSB-A-C,SRG-2050D-PC 1set  5.  User, Installation Manual  SRG-3150DN(Eng) 1
  9Chapter 2. Specifications 2.1. General specification •  This  radio  equipment  SRG-3150DN  has  been tested by the recommendation standard of IMO. (1) Power Supply (SP-1250ADC) AC 100-120/200-240V, 50/60Hz, 6% single-phase, DC24V Power Supply : 1200VA (Max) (2) Consumption Current: DC24V ±15% Receiving: 2.5A, at transmitting: 15A (Max) (3) Frequency Selection a) ITU CHANNEL (Maritime Mobile) 271 b)  299  USER  CHANNEL  (Editable  at  the  screen) or set frequency directly by keyboard. c)  DSC  CHANNEL  2187.5,  4207.5,  6312,  8414.5, 12577, 16804.5 kHz  (FIB)  is scan  receiving  all the time. d) DSC Channel 13EA (Editable). (4) Frequency Switching Time:   Between CHANNEL - within 5sec,   Between BAND - within 15sec (Including ANTENNA MATCHING TIME) (5) Ambient Condition Temperature  : -15℃  ~ +55℃ Humidity: 95%, +55℃ Oscillation  : Full amplitude 3.2mm at 5 ~ 12.5Hz                          Full amplitude 0.8mm at 12.5 ~ 25Hz                          Full amplitude 0.2mm at 25 ~ 50Hz (6) Dimensions (mm) SRG-3150DN  : 324(W) X 170(H) X 347(D) SN-100            : 300(W) X 255(H) X 125(D) (7) Weight SRG-3150DN about   8.1Kg SN-100            about   5 Kg SAT-100          about   3.4Kg  2.2. MF/HF Transmitter   (1) Type of Emission   : J3E (USB), F1B (FSK) (2) Type of Communication  : SIMPLEX & SEMI DUPLEX (3) Frequency Range  : TX 1.6MHz - 27.5MHz, 10Hz STEP (4) Continuous Operating: Operating  for  over  8hrs  with  transmitting  for 1minute, stand by for 4minutes. (5) Output Power: 50 ohm loaded (MF/HF transmitter output) a) AC   : 1.6MHz-27.5MHz 150WPEP b) DC  : 1.6MHz-27.5MHz 75WPEP c) Power Reduction: 3steps J3E  : 50 / 100 / 150W F1B  : 75 / 100 / 100W (6) Frequency Deflection:   Below 10Hz (within 0.3ppm)     (7) Number of Channels:   SSB x 299, ITU x 271, DSC x 19 (8) Modulation type: Low power stage balanced modulation (9) Occupied Bandwidth: J3E  ……  within 3kHz ,    J2B  …  within 0.5kHz (10) Carrier Attenuation  : 40dB or more (J3E) (11) Spurious Attenuation J3E: 1.5 - 4.5 kHz           31dB or more 4.5 - 7.5 kHz          38dB or more 7.5 kHz or more    43dB or more F1B: 138Hz                      15dB or more 76Hz                     31dB or more 500Hz                    43dB or more (12) Overall Frequency: Deflection 6db max. At 350 - 2,700Hz (13) Overall Distortion and Noise   : 20dB or more (14) Out Impedance                        : 50ohm (15) Input Low Frequency: +10dB/-35dB, IMPEDANCE 600 ohm  2.3. MF/HF Receiver (1) Type of Emission: J3E (USB), H3E (only RX), F1B (FSK) (2) Reception method: Up  conversion  double  super  heterodyne  type using phase-locked digital frequency synthesizer. First intermediate frequency: 49.455MHz Second intermediate frequency: 455 kHz (3) Frequency Range: 500 kHz - 29.99999MHz 10Hz STEP (4) Voice Output            : Max 5.6W or more (5) Receiving Sensitivity: SSB is less 3㎶  at the 500KHz~29.9999MHz i.e., SSB (S+N+D)/ (N+D) = 20dB, BAND width 3 kHz, Output 100mW In  case  of  DSC,  NBDP  Symbol  error  rate  at  a receiver input voltage of 1㎶  is less than 1 x 10-2 i.e., Receiving Mode: FSK, BAND width: 0.3 kHz (6) 1 signal selectivity a) 3 kHz FILTER (for SSB) in detailed features The pass band below 6dB: 2.4 kHz ~ 2.8 kHz The pass band at an attenuation of 26dB is less than ±1.7kHz The pass band at an attenuation of 46dB is less than ±1.9kHz The pass band at an attenuation of 66dB is less than ±2.1kHz b) 0.3 kHz FILTER (for DSC, NBDP) Below 6dB of the pass band is 270Hz ~ 300Hz Attenuation at ±380Hz is 30dB or more Attenuation at ±550Hz is 60dB or more
  10 (7) Clearness: ±120Hz (8) Overall Distortion & Noise : With an input voltage of 30uv, the ratio between an  audio  frequency  output  of  1000Hz  and  its unwanted component is more than 20db. (9) AGC characteristics : Change  in  audio  frequency  output  for  antenna between 3㎶  and 100mV is 10db or less. (10) Frequency Stability: within ±10Hz (11) Image frequency interference ratio :   Above 70dB (12) Intermediate frequency interference ratio: Above 80dB (13) SPURIOUS RESPONSE : Above 70dB In case of DSC, NBDP When  a  wanted  signal  of  10㎶  and  a  31.6㎷ unwanted  signal(excluding  the  range  within 750Hz  of  the  wanted  signal)  whose  range  of  IF it's  three  times  that  of  the  wanted  signal,  the symbol error rate is less than 1 x 10-2. (14) Selectivity Suppression : With a wanted signal of  10㎶  and  an  unwanted  signal  that  is  effect than 3kHz from the wanted signal, an unwanted signal  input  voltage  of  10m  suppresses  the wanted scanning output to 3db. In case of DSC, NBDP With a wanted signal of 10㎶  and  1㎷  unwanted  signal  500hz  from  the wanted  signal,  the  character  error  rate  is  less than 1 x 10-2.  (15) Spurious Emission : The power of emission from air antenna terminal is less than 4000㎼. (16) Nominal input load : 50 ohm unbalanced  2.4. DSC  (Digital  Selective  Calling) W/K Receiver (1) Type of Emission : F1B (2) Frequency             : 2 187.5, 4 207.5, 6 312, 8  414.5,  12  577,  16  804.5 kHz (3) Frequency Stability       : within ±10Hz (4) SCANNING Reception  : Scanning  reception  of  above  frequencies  is continued up to 2sec for each frequency and stop only when detects a 100 baud dot pattern. (5) Receiving Sensitivity    : Character error rate is 1 x 10-2 or less at receiving input voltage 1㎶. (6) 1 signal selectivity 6dB bandwidth                : 270 ~ 300Hz 30dB bandwidth              : within ± 380Hz 60dB bandwidth              : within ± 550Hz (7) Nominal input load       : 50 ohm unbalanced (8) Display DSC received word : Maximum 256EA (Figure and word)  (9) SPURIOUS RESPONSE: With  a  wanted  signal  of  10㎶  and  31.6㎷  zero modulated interference signal which excludes the range  within  750hz  of  the  wanted  signal,  the character error rate is less than 1 x 10-2. (10) Spurious emission: The power of emission from air antenna terminal is less than 4000㎼.  2.5. MF/HF Control (1) Control Items    : MF/HF Transceiver, DSC, WATCH-KEEPING Receiver, Frequency Program. (2) DISTRESS        : Transmitting 2187.5, 4207.5, 6312, 8414.5, 12577, 16804.5 kHz   (3) Miscellany        : DISPLAY, Remote Interface, NBDP terminal,   ATU BOX, ALARM BOX, HAND MIC, Printer, DIMMER (4) MAIN PROCESSOR  : HD64F2506   (5) EEPROM                    : 24LC512 (6) Display                      : LCD BACK-LIGHT DISPLAY (7) INTERFACE RS-232 INTERFACE         : 1 CHANNEL (NBDP) RS-422/232 INTERFACE : 1 CHANNEL (GPS) PRINTER INTERFACE      : 1 CHANNEL (CENTRONICS INTERFACE)  2.6. Digital Selective Calling (DSC) (1) PROTOCOL     : CCIR recommendation 493-3 & 541-2 (2) EMISSION       : F1B/J2B 100BAUD (3) Modulator       : Output frequency 1700Hz ±85Hz                                   Output max LEVEL +10dBm (600 ohm Unbalance/Balance) (4) Demodulator  : Input frequency 1700Hz ±85Hz                                   Input LEVEL -20dBm ~ +5dBm (600 ohm Unbalance/Balance) (5) Processor: CCIR recommendation 493-3ERROR mark (10 steps) Correct CLOCK transmitting CLOCK frequency 14,000 KHz CLOCK stability within 5 x 10-6. (6) DSC Memory Function • Distress Receipt      :    50EA • Ordinary                   :    50EA • Transmit message   :  100EA
  11 2.7. Narrow band direct Printing (NBDP) (1) Protocol            : CCIR  recommendation  625.476-4.490491.492-3 & CCIR F130 (2) Calling mode   : Individual  and  group  calling  with  5  digits  and  9 digits select call number. (3) Operating mode : ARQ (Auto Repetition Request) CFEC (Collective Forward ERROR correction) SFEC (Selective Forward ERROR Correction) (4) Status Display : POWER ON, STAND-BY, CALLED, CALLING, FREE. SIGNAL,  ARQ,  CFEC,  SFEC,  SEND,  RECEIVER, PHASING, REPHASING, REPEAT, ERR (5) Code : 7-bit CORD 4B/3Y constant ratio mark signal (B:1785Hz, Y:1615Hz) (6) Memory    : 16M (7) SYSTEM PARAMETER: OPERATOR  DATA  is  saved  at  FLASH  DISK PROGRAMING and back-up. (8) Center frequency      : 1700Hz (9) Frequency SHIFT width: ±85Hz (10) Modulation Speed  : 100BAUD (ARQ, FEC MODE) (11) Modulation: phase continuity AFSK (12) Frequency Deflection: within 0.5Hz (13) Modulation Input    : 0dBm, 600ohm Unbalance/Balance (14) Modulation Output: 0dBm, 600ohm Unbalance/Balance  2.8. Printer (DPU-414) (1) Specifications • Typing                   : Thermal serial dot matrix • Total Dots             : 9 x 320 dot / line • Composition of Dots: 9 x 7 dots wide • Internal Dots       : 1 dot • Typing Quantity   : 40letters (Standard) 80letters (Shortened) • Typing Direction  : Single / Both Logical seek  (2) Bit-image graphics mode  • Total Dots             : 8 x 320 dot / line • Typing Direction  : Single Logical seek • Typing width        : 89.6mm • Typing speed       : Max 52.5cps (Standard                                         Max 80cps (Shortened) (3) Ambient • Temperature: 0℃  ~ 40℃ • Humidity: 30%  ~ 80%  RH(no condensation)  (4) Print Paper • Model No              : TP411 - 28CL(TP-411L) • Width                    : 112mm    • Diameter                   : 48mm • Length                       : about 28m  (5) Etc • Power Supply            : DC 6.5 ~ 13.6V • Dimensions               :160mmx 170mmx 66.5mm • Weight                       : about 580g • Durability                   : about 500,000 lines ("8" 40letters continuously) (Color thickness 100%)  2.9. Printer (OKI) (1) Features • Printer Head             : 9 pins • Speed (CPS)             : 300CPS (Max speed)                                             240CPS (High speed)                                             50CPS (High quality) • Carriage width          : 80letters (10CPI) • Graphic Resolution   : 240X216DPI (Max) • Paper Space : From top 15mm (CUT SHEET)                                    From top 17mm (ROLL)   • Interval between letters : 10, 12, 17CPI • Type of Font: Dark, Stress, Thick, Lean • Remember                : 1 Line    (2) Paper • Dimensions               : 241 ~ 254mm • Weight                       : 35 ~ 52 g/m2  (3) Interface and Standardization • Standardization        : micro line espon fx ibm pro printer • Interface                    : centronics parallel serial rs232c, rs422 (4) Reliability • Head Life                   : 2 billion letters • Ribbon Life                : 3 million letters • MTBF                          : 6000hrs  (5) Miscellany • Power                         : DC +24V • Dimensions (HXWXD): 80mmX360mmX275mm • Weight                       : 4.5Kg • NOTE                         : DC available (10~30V DC)
  12 Chapter 3. Power Supply   3.1. Power On (1)  AC  power  plug  put  in  plug  receptacle,  connect the battery with rear socket. (2) Check the indication of light on: AC IN, DC IN, and DC OUT of front panel. (3) Connect cables of SRG-3150DN. (4) Switch AC and DC power on. (5) Push the    button.  3.2. Operation by AC power • When  it  comes  to  supply  AC  power  to  the  main unit,  it  works  with  AC  power  automatically.  W/K LED  displays  the  condition  that  6  scanning frequency  is  working  on  DSC  WKR  of  the transceiver.  (Refer  to  "Operation  of  Distress Acknowledge  Signal"  for  operation  instructions,  If DSC distress or alarm call rings.)  3.3. Operation by DC (BATTERY) power • When AC power is disconnected, the SRG-3150DN switches  to  DC  operation  and  [DC]  LED on  MF/HF control panel will light up automatically. When  it  is  transmitted  to  DSC,  AC  signal  will  be changed to DC on upside of transceiver LCD display. Moreover,  changing  to  DC  mode  will  be  displayed on downside of that. And receiving output is converted to LOW.                             3.4. BATTERY Charging • When  connected  to  AC  power,  except  of  switch on  of  transmitter  power  supply  AMP  power,  the battery  is  automatically  charged,  a  low  current  is supplied to maintain the rated battery voltage. The charge mode indicator between automatic and normal  is  by  the  charge  switch  on  the  system cabinet.  (1) AUTO MODE: When the battery is out, charged automatically,  Full  time  charged  is  set  general mode.  (2)  NORMAL  MODE:  It  is  charged  battery, regardless battery is status. To use battery longer, it is required to maintain properly for battery. Maintaining  battery  according  to  the  instruction manual.  (3)  OFF  MODE:  Set  the  middle  of  switch  between AUTO & NORMAL.
  13Chapter 4. Front Panel 4.1. About Button, Knob, Lamp <  SRG-3150DN Main Unit >  ①. KEY Panel ②. Front Panel(LCD) - Mode / Frequency / Channel / Other function. ③. Internal Speaker ④. MIC connection jack    - Connect MIC provided. ⑤. Articulation - Adjusting received signal clearly. ⑥. Gain - Adjusting Gain of Receiver. ⑦. Volume - Adjusting volume of speaker. ⑧.  Channel  -  Adjusting  channel  and  frequency up/down.  (1)           : Power ON / OFF in main unit. (2)              :  Hold  pressing  3sec,  Transmitting Distress signal. (3)    :  Transmitting  frequency/channel  & message  edited  by  DSC  mode  or  Stop  alarm sound, Stop distress and call display also. (4)    : Auto acknowledge for the received messages ON/OFF in DSC mode. (5)        : Selecting main menu. (6)        : Hold this key and extend functions with random keys.         : Selecting "CH" "TX" "RX" in   Order. (Be available to select   Channel and TX/RX Frequency)       : Select ATT in order. (Display LCD left-bottom) (The  part  of  received  diminution  can  select  3 levels)      : ON/OFF internal test tone   Signal at 1.4 KHz.       : ON/OFF Scan function. (Display LCD on top) (Scan  function  of  channel  or  frequency  can  be started and finished)       : ON/OFF Speaker. (Display LCD on top)       : Select printer function. (Can  be  printed  to  channel  and  message  that received frequency)       : ON/OFF N.B. (Display LCD left-bottom) [Ref.]  ☞ when  it  is  receiving  H3E,  Noise Blanker removes noise out of it. (Noise  Blanker:  It  works  to  block  high  level  of impulse of short duration as a device to cut off one stage from middle frequency of receiver.)
  14   : ON/OFF AGC. (Display LCD left-bottom) Adjust  automatically  gain  that  bundle  of amplification of receiver. (Auto Gain Control: It means that system maintain to  regardless  of  changing  of  strength  that  input signal by the book of receiver’s power. As is higher signaling  that  incoming  to  system,  diminution degree  of  gain  is  increasing,  in  conclusion  low signal much more amplifier than high signal).   : ON/OFF SQL. (Display LCD left-bottom) Delete  to  noise that occurred on standby  receiving according to signal level. (*Squelch:  mute  the  equipment  and  delete  to harassing  background  noise  and  unwanted  signal automatic  control  to  the  function  of  receiver  or amplifier  exception  of  incoming  signal  exceed  to  a set point)   : By check mode, RX set displays RX  signal(RxG),  Voltage(24V)(VOLT),  TX  set displays  PA  currency(Ic),  Antenna  currency(ANT), standing wave ratio(SWR).   :  Adjust  dimmer  5steps  in front panel.       : Switch AM receiving mode.    :  Operating  matching  channel before input frequency.  [[[[▲▲▲▲]or[]or[]or[]or[▼▼▼▼]]]]            : : : : Change of TX Frequency take turns HIGH / LOW / MID. (7)    :  this  button  is  for  selecting  to  item  of selection  on  menu  mode  and  for  cursor  moving on the display. (8)  ~  : be useful to input the number. (9)        : Adjust LCD back light (internal) by 4steps. (Holding [FUNC] and press [DIM], Adjust by 5steps.) (10) (10) (10) (10)    : Switch SSB & DSC mode. (Holing  [FUNC]  and  press  [MODE],  Switch  AM mode.) [Ref.]  ☞  SSB (J3E): use to voice communication   DSC  (F1B):  use  to  digital  selective calling communication (11)     :  Matching  with  user's  antenna  then push  this  button.  (Press  [FUNC]  and  hold  with [ATU] for 2sec, Matching all channel.) (12)         : Cancel set or return precious menu. (13)         :  Execute  selecting,  input,  and extend...etc at the menu.    (14) LED Display [DISTS]: When receive a Distress signal by W/K receiver or transmit a Distress alarm signal, be flickered LED indicator. [OTHER]:  when receive DSC  without  DISTRESS signal, be flickered Green LED Indicator. [TX]           : LED on, transmitting [W/K]: LED display  ……  LED on W/K receiver is operating. (Always Working)  4.2. LCD display  The following information is displayed in general.  (1) Communication Mode (SSB, DSC, AM (only RX)), Speaker,  Acknowledge,  Scan,  TX  power,  Time (UTC GPS being connected) (2)  W/K  receiving  channel,  TX/RX  frequency  & channel. (3)  Attenuator  (ATT),  Noise  Blanker  (N.B),  AGC, Squelch. (4)  RX  signal  level,  Voltage/Currency  (I-c)  /  (ANT-c)/ Standing-wave ratio  (Select [F] + [0]),  Date, time (Display UTC, if GPS receiver connected) (5) Location mark   “MAN”: Manual Input “GPS”: GPS location (GPS connected) MMSI (Maritime Mobile Service Identity) ID (6) Display according to the key input.  (7) Display Description   A)    : Display communication mode   in use. b)     :, ON/OFF Speaker         ON - Display           OFF- Display  c) ACK      :  Display  if  it  selected  an  automatic acknowledge in DSC mode. d) SCN      :  Press    to  start "SCAN"  and  press ,  and  then SCAN is finished.
  15e) HIGH   : Display transmitting power. HIGH :  SRG-3150DN  (J3E:150W,  FIB: 100W) MID    :  SRG-3150DN  (J3E:100W, F1B:100W) LOW   : SRG-3150DN (J3E:50W, F1B:75W) f) F: Display    is in use or not. g) AC      : Indicate currency situation to POWER SUPPLIER (SP-1250ADC). AC     : AC Power Supply. DC     : battery power supply. H)   : Display scanning W/K frequencies (6 channels). i) TX        : Transmitting Frequency j) RX       : Receiving Frequency  k) ATT3  : Level of attenuation. ATT1: 10dB, ATT2: 20dB, ATT3: 30dB l) NB       : Display Noise Blanker set. m) AGC  : Display Auto Gain Control. n) SQL    : Display Squelch set. o) CH      : Display channel. p)   :  indicate  a received  gain  and  use  to  button  and  can  select  to indictable  to    SWR(standing  wave ratio)  /  VOLT(PS  current)  /  IC(TX  current)  / ANT(Antenna  currency),  indicate  to  date  and  time and automatic indicate to UTC when connected GPS, GPS receiver q)   :  Indicate  GPS received date (latitude, longitude) when input hand –  operated  coordinate,  receive  directly  date  from GPS receiver and indicate screen to “GPS”, indicate tuning situation in changing channel with MMSI ID.                  4.3. LCD display flow   SSB    MAIN MENU 1. Scan Type Set                           2. Scan Channel Set                               3. Scan Frequency Set                             4. SQL Set                                       5. LCD Contrast Set                           6. TX POWER Set                           7. Manual Tuning                           8. ATU - VERSION                           9. Remote Set                           0. SYSTEM Set  DSC    MAIN MENU 1. Distress msg edit                           2. Individual msg edit                           3. Group msg edit                           4. Geography msg edit                           5. Auto/Semi-AT msg edit                           6. Dist. ack/rly msg edit                           7. Ordinary ack msg edit                           8. Display & Print msg                           9. System Set  AM  *** Only Receive Function     MAIN    DISPLAY                      S S B   D S C      AM (H3E)
  16 Chapter 5. SSB (TEL) mode 5.1. SSB Mode  Press  button on front panel, and then go to SSB mode.              5.2. SSB Menu  On SSB Mode when press display to Menu screen as follow.  .  (1) Scan Type Set a) Decision scanning channel or frequency.            1. Scan Type is selected.            Select, switching [CH]/ [Freq] in rotation            Return to Main Display.  B) ,      scan to select SACN Type. [Ref.]  ☞ Scan type is [CH], scan channel. Scan type is [Freq], scan frequency.  (2) Scan Channel Set a) Fix setting value in case of scanning channel.            2. Scan Ch. Set is selected.            The below box shows. Start End Speed : : : 1 299 0 [▲][▼]     Move, and select to wanted function,            Selected. [Number button]     Input the value.            Set up.            Press to back to main screen. [Ref.]  ☞ [Start]     : Set Start channel. [End]      : Set Last channel. [Speed]  : Set speed of scan channel (0~9, 0: Fastest, 9: Slowest)  (3) Scan Frequency Set   a) Set value in case of scanning Frequency.            3. Scan Freq. Set is selected.            The below box shows. Start  End Speed Step : : : : 500.00      kHz 29,999,99kHz 0 0.1            kHz [▲][▼]     Move, and select to wanted function,            Selected. [Number Button]     Input the value.            Set up.            Press to back to main screen. [Ref.]  ☞ [Start]    : Set Start Frequency. [End]     : Set Last Frequency. [Speed]: Set speed of scan Frequency. [Step]    : Set step of scan Frequency. (100HZ/step) ☞ “10.0”at 10kHz step.  (4) SQL Set   a) On standby, if set setting value of SSB particular sound clearance highly, cannot receive slight signal.            4. SQL Set is selected.            The below box shows. SQL    Sense    SQL    Delay ::10 5 Set range : 1 ~ 20 Set range : 1 ~ 20 [▲][▼]     Move, and select to wanted function,            Selected. [Number button]     Input the value.            Set up.            Press to back to main screen. [Ref.]  ☞ [SQL Sense]: Set sensibility of SQL. [SQL Delay]: Set delay time of SQL circuit.
  17 (5) LCD Contrast Set              5. LCD Contrast is selected.            Press to change the LCD brightness   From [1] ~ [5] step. (Higher value and more thicker)  (6) Tx Power Set   a) Adjust TX power.            6.Tx Power is selected.            Select HIGH / MID / LOW   b) If Tx Power HIGH, Display "HIGH", SRG-3150DN(J3E:150W, FIB:100W) MID, display "MID", SRG-3150DN(J3E:100W, F1B:100W) LOW, display "LOW". SRG-3150DN(J3E:50W, F1B:75W)  (7) Manual Tuning   a) ATU tuning by manual.            7.Manual Tuning is selected.              The below box shows.  [◀][▶]     Select  the  point  which  it  is  to  be adjusted by[◀][▶] [▲][▼]     Adjust it’s value by [▲][▼]            Selected. [Ref.]  ☞ press ,  the  value  adjusted  is  input and return main menu. ☞ On manual tuning, TX power has not changed while switching frequency.  (8) ATU – Version (ATU Program Version)            8. ATU---Version is selected.              Selected. [Ref.]  ☞ if ATU DATA cable has any trouble, Display "Error.”  (9) Remote Set a) Set remote operating.           9. Remote      OFF is selected.           Press, can be changed 9.Remote      ON, Display "REM" on the main screen. b) Press  and then change to remote off.  (10) System Set   a) Select system’s value.            0. System Set is selected.              The below box shows.  ① [1.Tuning Clear]: Clear all the memory tuned.            1. Tuning Clear is selected.              The below box shows.     [▼]             Move to Yes             Reboot system.  ②  [2.SSB-CH  Clear]:  Delete  channel  data  and set channel.            2. SSB-CH Clear is selected.              The below box shows.     [▼]             Move to Yes             Reboot system.  ③  [3.Data-Set]: Set data in system. In  external  GPS  Data  input,  UTC  (Universal  Time Coordinated) is displayed.  ④  [4.Time-Set]: Set time in system. In  external  GPS  Data  input,  UTC  (Universal  Time Coordinated) is displayed.  ⑤  [5.Key Tone]              5. Key Tone is selected.               Press, can be changed On/Off.  TX Power : Tune                                        ▼                               0.0 uH     OFF     OFF                                                                0    pF     0    pF     OFF
  18 ⑥  [6.ADC  Value]:  RXG  in  first  display  –  Show selecting ON/OFF.           6. ADC Value is selected.             Press, and then can select IC, ANT, SWR, VOLT. [Ref.]  ☞ RxG    : Rx Signal Level (On setting IC, ANT, SWR, displayed on receiving)   IC        : End Current,   ANT    : Antenna Current SWR   : Standing Wave Ratio   VOLT  : it means electricity, voltage and In  case  of  setting  IC,  ANT  and  SWR,  display reference to transmitting.  ⑦  [7.Auto Tune] : Matching all channels automatically.            7. Auto Tune is selected.              The below box shows. Freq Tune : : 2,032.0kHz Tuning - - -    ⑧  [8.Self Test]: Self test function.            8. Self Test is selected.              The below box shows. Version Receiver Watch-R Exciter Tuner : : :   : : 2.0 good good good good  ⑨  [9.Key Test]: Test button the front screen.            9. Key Test is selected.              When  press  selected  button  and  then display title that selected button on the screen.                      5.3.  Additional  Functions  (ITU Channel, AM mode, Etc.,)  (1)  ITU  Channel  [CH401  -  CH2510],  it  can  be selected by [CH] and [Number] on SSB Mode, if it is within  reference  to  range  channel,  it  can  be switching  channel  by  dial  or  button[up/down]  of Hand-MIC.  (2)  Press ,  it  switches  [AM] (H3E) mode, use , it switches another mode [SSB or DSC]. [Ref.]  ☞  there’s no TX display at the [AM] (only RX), AGC is set automatically.  (3) DSC Channel (CH300 ~ CH399), DSC message appears,  goes  to  mode  and  edit  and  change  DSC channel by front knob, hand MIC up/down [Ref.]  ☞  DSC  mode  /  MENU  >  2.Individual  Msg Edit / can be edited in DSC Message by [▲] [▼].  (4)  It can  be moved by  cursor  on menu  mode  by [CH] dial.  (5)  If  you  want  to  stop  on  receiving  [DISTS]  & [OTHER] press .
  19 Chapter 6. Digital selective calling (DSC) mode 6.1. The selection of DSC mode  Set DSC Mode by    on the front Panel as follow.  a) CH1~CH6: In case of emergency only. Not possible to use in a normal condition. b)  CH7~CH19:  Normal  can  be  used  by  users  and pressing  [SCAN]  key,  it  can  scan  only  in  specified data location within CH7~CH19 channel.  6.2. DSC menu display Press  on  the  initial  screen  of  the  DSC mode, the sub menu screen is set as follow.  (1) Distress msg edit   a) In case of calling distress.             1.Distress msg edit is selected.             The below box shows. CH = 300 CH = 301 CH = 302    …… CH = 399 : : :  : (NO DATA) (NO DATA) (NO DATA)      …… (NO DATA) [Ref.]  ☞ [▲] [▼] : Moving up and down with 1 step channel. [◀][▶] : Moving up and down with 10 step channels. [▲][▼][◀][▶]     Select  Channel  that  format  is Distress              Press,  display  can  edit  msg.  on  the screen. (Or can be edited what you want.)  ① [FORMAT]: A kind of calling. Distress : Distress calling(fixed)  ② [NATURE]: The type of distress. [▲][▼]     Move to NATURE             The below box shows. Fire, Explosion    Flooding              Collision              Grounding          Listing                  Sinking                Adrift                    Undesignated    Abandon ship    Piracy/Attack      Man Overboard  [▲][▼]     Go to the menu you want.             Selected.  ③ [POSITION]: Position of distress. (Auto-set in a connection with GPS) [▲][▼]     Move to POSITION            The below box shows. N _ _ , _ _ , _ _ _ _        / E _ _ _ , _ _ , _ _ _ _ North latitude(00.00.0000~90.00.0000) east longitude(000.00.0000~180.00.0000) S _ _ , _ _ , _ _ _ _        / W _ _ _ , _ _ , _ _ _ _ South latitude(00.00.0000~90.00.0000)                 west longitude(000.00.0000~180.00.0000) [Number button]     Input the value.             Set up. [Ref.]  ☞ Press [▲] [▼] to change [N_-- E --_] / [S -- W_--] / [S – E --] / [N -- W_--] in turns ☞ If the value is beyond the value range, the set up can not be done.
  20④ [DIST-UTC]: Set time of distress. [▲][▼]     Move to DIST-UTC             The below box shows. - - : - - - : Time of Distress(00:00 - 23:59) [Number. button]     Input the time.             Selected. [Ref.]  ☞ Set  automatically  in  connection  with GPS.  ⑤ [TEL CMD]: Set Telecomm and. [▲][▼]     Move to TEL-CMD             Press  to change [J3E TP] / [FIB/J2B T].  ⑥ [EOS]: Completion of DSC message. (EOS=End of Sequence) EOS – Set automatically. (fixed)               shown [……File Saved……] and   be saved...  b) After  setting  items  press    and  then transmit DISTRESS signal as Frequency that before edition on DSC main screen.  (2) Individual msg edit. a) Used in an individual call or coast station call.              2. Individual mag edit is selected.             The below box shows. CH = 300 CH = 301 CH = 302    …… CH = 399 : : :  : (NO DATA) (NO DATA) (NO DATA)      …… (NO DATA) [Ref.]  ☞ [▲] [▼] : Moving up and down with 1 step channel. [◀][▶] : Moving up and down with 10 step channels. [▲][▼][◀][▶]     The channel is selected.             The below box shows.   ① [TX-Freq]: Set TX frequency. [▲][▼]     Move to TX-Freq             The below box shows. 01 02 03 04 05 06 19  : : : : : :   2,187.50 4,207.50 6,312.00 8,414.50 12,577.00 16,804.50 8,414.50 [Ref.]  ☞ MENU>9.SYSTEM  SET>0.Etc. Set>3.Default  Channel  possible  to  select default TX frequency. [▲][▼]     The frequency is selected.             Selected. [Ref.]  ☞ Indicate  the  frequencies  which  is memorized by user in DSC mode CH7~19.  ② [FORMAT]: A kind of calling. Individual : an individual calling(fixed)  ③ [CATEGORY]: Purpose of calling. [▲][▼]     Move to CATEGORY             The below box shows. Routine       Safety           Urgency    :     [▲][▼]     Go to the menu you want.             Selected.  ④ [PARTY ID]: Input the ID of counter party. [▲][▼]     Move to PARTY_ID             Selected. [Number. button]    Input ID.             Set up.  ⑤ [TEL CMD1]: Set Telecommand1. [▲][▼]     Move to TEL CMD1             The below box shows.  [▲][▼]     Go to the menu you want.             Selected.  ⑥ [TEL CMD2]: Fix “No information”
  21⑦ [WORK FRQ]: Operational frequency. [▲][▼]     Move to WORK FRQ             Selected. [Number. button]    Input TX frequency.             Set up. [Number. button]    Input RX frequency.             Set up.  ⑧ [EOS]: Completion of DSC message. (EOS=End of Sequence)   ACK RQ : Auto-set.(Fixed) [Ref.]  ☞ ACK  RQ:  Function  to  request  other’s response. (ACK=Acknowledge=Auto response)  b) Function Keys  ①  After inputting data press    and it is saved.  ②select  [PARTY-ID]press   and  registered ID list shows select by [▲][▼]  [Ref.]  ☞How to register ID: MENU>9.SYSTEM SET>5.ID/FR/TEL Set>1.ID Edit and register.  ③  Select[WORK  FRQ]press   and  registered frequency list shows select by [▲][▼]  [Ref.]  ☞ How  to  register  frequency  that communicate  with  voice:  MENU>9.SYSTEM SET>5.ID/FR/TEL  Set>3.Work Frequency Edit and register.  ④  select  [WORK  FRQ]  press   to  change [WORK FRQ] / [POSITION].  Select [POSITION] by  Input by [No. button]  c)  After  setting  items,  press   and “individual call” signal transmits.  d)  When  ACK  response  signal  is  received, communication  can  be  possible  with  the  voice communication frequency.  (3) Group msg edit a)  Call  specified  ships  as  such  a  same  group  or company simultaneously.             3. Group msg edit is selected.             The below box shows. CH = 300 CH = 301 CH = 302    …… CH = 399 : : :  : (NO DATA) (NO DATA) (NO DATA)      …… (NO DATA) [▲][▼][◀][▶]     The channel is selected.             The below box shows.  ① [TX-Freq]: Set TX frequency. [▲][▼]     Move to TX-Freq             The below box shows. 01 02 03 04 05 06 19 : : : : : : :   2,187.50 4,207.50 6,312.00 8,414.50 12,577.00 16,804.50 8,414.50 [▲][▼]     The frequency is selected.             Selected. [Ref.]  ☞ Indicate  the  frequencies  which  is memorized by user in DSC mode CH7~19.  ② [FORMAT]: A kind of calling. Group : Group calling(fixed)  ③ [CATEGORY]: Purpose of calling. Routine : use general (fixed)
  22④ [PARTY ID] : Input the ID of counter party. [▲][▼]     Move to PARTY_ID             Selected. [Number. button]    Input ID.             Set up.  ⑤ [TEL CMD1]: Set Telecommand1. [▲][▼]     Move to TEL CMD1             Press  to change [J3E TP] / [FIB/J2B TTY-FFC]. ⑥ [TEL CMD2]: Fix“No information”     ⑦ [WORK FRQ]: Operational frequency. [▲][▼]     Move to WORK FRQ             Selected. [Number. button]    Input TX frequency.             Set up. [Number. button]    Input RX frequency.             Set up. ⑧ [EOS]: Completion of DSC message. (EOS=End of Sequence)   EOS: Auto - set. (fixed)  b) Function Keys  ①  After inputting data press    and it is saved. ②select  [PARTY-ID]press   and  registered ID list shows select by [▲][▼]  [Ref.]  ☞How to register ID: MENU>9.SYSTEM SET>5.ID/FR/TEL Set>1.ID Edit and register.  ③  Select[WORK  FRQ]press   and  registered frequency list shows select by [▲][▼]  [Ref.]  ☞ How  to  register  frequency  that communicate  with  voice:  MENU>9.SYSTEM SET>5.ID/FR/TEL  Set>3.Work Frequency Edit and register.  c) After setting items, press   and “group call” signal transmits.  d)  When  ACK  response  signal  is  received, communication  can  be  possible  with  the  voice communication frequency.  (4) Geography    msg edit   a) calling all ships by coast station call.  Use for communicating with all ships about safety and others by coast station call.   When  coast  station  call,  will  be  waited automatically  all  ships  as  set  voice  communication frequency.  b) calling all ships by base of ships.  It’s no use generally.   Use  for  emergency  or  sending  important information.             4.Geography msg edit is selected.             The below box shows. CH = 300 CH = 301 CH = 302    …… CH = 399 : : :  : (NO DATA) (NO DATA) (NO DATA)      …… (NO DATA) [▲][▼][◀][▶]     The channel is selected.             The below box shows.  ① [TX-Freq]: Set TX frequency. [▲][▼]     Move to TX-Freq             The below box shows. 01 02 03 04 05 06 19  : : : : : :   2,187.50 4,207.50 6,312.00 8,414.50 12,577.00 16,804.50 8,414.50 [▲][▼]     The frequency is selected.             Selected.
  23[Ref.]  ☞ Indicate  the  frequencies  which  is memorized by user in DSC mode CH7~19.  ② [FORMAT]: A kind of calling. Geography : local calling(fixed)  ③ [CATEGORY]: Purpose of calling. [▲][▼]     Move to CATEGORY             Press  to change [Safety] / [Urgency].  ④ [PARTY AD]: reference to 24page.  ⑤ [TEL CMD1]: Set Telecommand1. [▲][▼]     Move to TEL CMD1             Press  to change [J3E TP] / [FIB/J2B TTY-FFC].  ⑥ [TEL CMD2]: Set Telecommand2.  In case of setting [Safety],   fix“No information”in [CATEGORY].  In case of setting [Urgency] in [CATEGORY]. (☞ MENU>9.SYSTEM  SET>0.Etc.  Set> 9.Medi-Trans. Set and select on) [▲][▼]     Move to TEL CMD2             The below box shows.  [▲][▼]     Go to the menu you want.             Selected.  ⑦ [WORK FRQ]: Operational frequency. [▲][▼]     Move to WORK FRQ             Selected. [Number. button]    input TX frequency.             Set up. [Number. button]    input RX frequency.             Set up.  ⑧ [EOS]: Completion of DSC message. EOS : Auto - set.(fixed)       c) Function Keys  ①  After inputting data press    and it is saved.  ②select  [PARTY-ID]press   and  registered ID list shows select by [▲][▼]  [Ref.]  ☞How to register ID: MENU>9.SYSTEM SET>5.ID/FR/TEL Set>1.ID Edit and register.  ③  Select[WORK  FRQ]press   and  registered frequency list shows select by [▲][▼]  [Ref.]  ☞ How  to  register  frequency  that communicate  with  voice:  MENU>9.SYSTEM SET>5.ID/FR/TEL  Set>3.Work Frequency Edit and register.  c)  After  setting  items,  press   and “Geography call” signal transmits.  d)  When  ACK  response  signal  is  received, communication  can  be  possible  with  the  voice communication frequency.
  24 ④  [PARTY AD]: Input location data [▲][▼]     Move to PARTY_AD             Selected. N _ _   : North latitude (00 - 90)        (φ ) S _ _      : South latitude (00 - 90)        (φ ) E _ _      : East longitude (000 - 180)    (λ ) W _ _ _ : West longitude (000 - 180)    (λ ) DA _ _    : Latitude range (Offset Value) (汁φ) Do _ _    : Longitude range(Offset Value) (汁λ) [Number. button]    Input the value.             Set up.  [Ref.]  ☞ every press [▲] [▼]   N_ _ E_ _ / S_ _ W_ _ / S_ _ E_ _ / N_ _ W_ _be switched in turns.          [Ref.]  ☞ φ    = Latitude λ     = Longitude Δφ  = Latitude Range Δλ   = Longitude Range
  25 (5) Auto/Semi-AT msg edit   a)  Use  for  communicating  connected  with telephone.             5.Auto/Semi-AT mag edit is selected.             The below box shows. CH = 300 CH = 301 CH = 302    …… CH = 399 : : :  : (NO DATA) (NO DATA) (NO DATA)      …… (NO DATA) [▲][▼][◀][▶]     The channel is selected.             The below box shows.  ① [TX-Freq]: Set TX frequency. [▲][▼]     Move to TX-Freq             The below box shows. 01 02 03 04 05 06 19 : : : : : : :   2,187.50 4,207.50 6,312.00 8,414.50 12,577.00 16,804.50 8,414.50 [▲][▼]     The frequency is selected.             Selected. [Ref.]  ☞ Indicate  the  frequencies  which  is memorized by user in DSC mode CH7~19.  ② [FORMAT]: A kind of calling. AT/semi-AT : AT/semi-AT Calling(fixed)  ③ [CATEGORY]: Purpose of calling. Routine : use generally (fixed)  ④ [PARTY ID]: Input ID. [▲][▼]     Move to PARTY_ID             Press. [Number. button]    Input ID.             Set up.     ⑤ [TEL CMD1]: Set Telecommand1. [▲][▼]     Move to TEL CMD1             The below box shows.  [▲][▼]     Go to the menu you want.             Selected.  ⑥ [TEL CMD2]: fix “No information”.  ⑦ [WORK FRQ]: Operational frequency. [▲][▼]     Move to WORK FRQ             Selected. [Number. button]    input TX frequency.             Set up. [Number. button]    input RX frequency.             Set up.  ⑧ [TEL NO.]: Input telephone number. [▲][▼]     Move to TEL NO.             Selected. [Number. button]    Input telephone number.             Set up.  ⑨ [EOS]: Completion of DSC message. ACK RQ : Auto-set.(fixed)  b) Function keys    ①  After inputting data press    and it is saved.  ②select  [PARTY-ID]press   and  registered ID list shows select by [▲][▼]  [Ref.]  ☞How to register ID: MENU>9.SYSTEM SET>5.ID/FR/TEL Set>1.ID Edit and register.
  26 ③  Select[WORK  FRQ]press   and  registered frequency list shows select by [▲][▼]  [Ref.]  ☞ How  to  register  frequency  that communicate  with  voice:  MENU>9.SYSTEM SET>5.ID/FR/TEL  Set>3.Work Frequency Edit and register.  ④  select  [WORK  FRQ]  press   to  change [WORK FRQ] / [POSITION].  Select [POSITION] by  Input by [No. button]  ⑤Select  [TEL  NO.]press and  shown registered Telephone No. List select by [▲][▼] [Ref.]  ☞ How to register Telephone No: MENU> 9.SYSTEM  SET>5.ID/FR/TEL  Set> 3.Telephone No. Edit and register)  c) After setting items, press   and signal transmits.  d) Coast station call by telephone with calling data, connect the signal and send ACK signal to ship and then will be communicated as switching fixed voice communication frequency.  (6) Dist ack/rly msg edit   a) After  inputting  the  info.  ,  use  this  menu  to respond  to  distress  signal  and manual  relay  of  the distress message.             6.Dist ack/rly msg edit is selected.             The below box shows.   b) It is memory  channel using from 400 to 499 as right on the top. [Ref.]  ☞ [▲] [▼] : Moving up and down with 1 step channel. [◀][▶] : Moving up and down with 10 step channels.  c) When received recently distress signal from other ship, can check the message. Press ,  input  ID  press   and  then transmit to Distress signal.  d) Press , shown new relay message on screen and will be editable.  When  can  not  send  distress  signal,  edit  and  press and then can be transmitted. ① [TX-Freq]: Set TX frequency. [▲][▼]     Move to TX-Freq             The below box shows. 01 02 03 04 05 06 19 : : : : : : :   2,187.50 4,207.50 6,312.00 8,414.50 12,577.00 16,804.50 8,414.50 [▲][▼]     The frequency is selected.             Selected. [Ref.]  ☞ Indicate  the  frequencies  which  is memorized by user in DSC mode CH7~19.  ② [FORMAT]: A kind of calling. [▲][▼]     Move to FORMAT             Press  to change [Geography] / [Individual].  ③ [CATEGORY]: Purpose of calling. Distress : Distress calling(fixed)
  27 ④ [PARTY ID] : Input the ID of counter party.   In  case  of  selecting  [Individual]  in  [FORMAT], input ID [▲][▼]     Move to PARTY_ID             Selected. [Number. button]    Input ID.             Set up.    Select  [FORMAT]  In  case  of  [Geography], shown [PARTY-AD], input specific area. [▲][▼]     Move to PARTY_AD             Selected. [Number. button]    Input ID.             Set up. [Ref.] ☞ MENU>4.Geography  msg  edit/ PARTY AD and register.  ⑤ [TEL CMD]: fix“Distress Relay” [Ref.]  ☞ Distress  Relay:  in  case  of  relaying broadcast  cause  the  distance  is  far  from  coast station.  ⑥ [DIST  ID]:  Input  the  ID  of  the  vessel  in distress. [▲][▼]     Move to DIST ID             Selected. [Number. button]    Input ID.             Set up.  ⑦ [NATURE]: The type of distress. [▲][▼]     Move to NATURE             The below box shows. Fire, Explosion    Flooding              Collision              Grounding          Listing                  Sinking                Adrift                    Undesignated    Abandon ship    Piracy/Attack      Man Overboard  [▲][▼]     Go to the menu you want.             Selected.       ⑧ [POSITION]: Input  the  Position  of  the  vessel in distress. [▲][▼]     Move to POSITION            The below box shows. N _ _ , _ _ , _ _ _ _        / E _ _ _ , _ _ , _ _ _ _ North latitude(00.00.0000~90.00.0000) east longitude(000.00.0000~180.00.0000) S _ _ , _ _ , _ _ _ _        / W _ _ _ , _ _ , _ _ _ _ South latitude(00.00.0000~90.00.0000)                 west longitude(000.00.0000~180.00.0000) [Number button]     Input the value.             Set up. [Ref.]  ☞ Press [▲] [▼] to change [N_-- E --_] / [S -- W_--] / [S – E --] / [N -- W_--] in turns ☞ If the value is beyond the value range, the set up can not be done.  ⑨ [DIST-UTC]: Input the time of distress. [▲][▼]     Move to DIST-UTC             The below box shows. - - : - - - : Time of Distress(00:00 - 23:59) [Number. button]    Input the time.             Selected. [Ref.]  ☞ Set  automatically  in  connection  with GPS.  ⑩ [TEL CMD]: Set Telecommand. [▲][▼]     Move to TEL CMD             Press  to change [J3E TP] / [FIB/J2B TTY-FFC].  ⑪ [EOS]: Completion of DSC message. (EOS= End of Sequence) ACK RQ: Auto - set. (fixed)  e) After setting items, press   and signal transmits.  f)  When  other  ship  or  coast  station  send  ACK answer,  ship  that  transmitted  distress  be  going  to receive.
  28 (7) Ordinary ack msg edit   a) In case of common answer call.             7. Ordinary ack msg edit is selected.             The below box shows.  b) Memory channel is from 500 to 599 and it shows on the right top of the box. You can see the general info. Except distress signal. [Ref.]  ☞ [▲] [▼]: Moving up and down with 1 step channel. [◀][▶]: Moving up and down with 10 step channels. c)  In  this  menu  press   and  can  be answered.  (8) Display and print msg a)  In  checking  the  written  messages  or  auto printing.             8. Display and print msg is selected.             The below box shows.  b)  Channels  are  300  to  399,  can  be  confirmed  on screen. [Ref.]  ☞ [▲] [▼]: Moving up and down with 1 step channel.  c)  If  this  mode  is  selected  with  the  printer connected,  printing  of  the  message  starts automatically.           (9) System Set   a) in case of setting the value of SYSTEM.             9. System Set is selected.             The below box shows.  ① [1.Self ID Set]: Input own ship ID.             1. Self ID Set is selected.             Selected. [Number. button]    Input ID.             Set up. ② [2.Group-ID Set]: Input Group ID.               2. Group ID Set is selected.             Selected. [Number. button]    Input ID.             Set up. [Ref.]  ☞  it’s  possible  to  input  just  1  time because  ID  is  proper  number  of  the  ship,  so  if you want to make modification, you can reach in menu by password. Distributor has a password. [Ref.]  ☞   How to change ID. Press   to go to [SSB] mode      [    ] [    ] [    ] [    ]       (Password-Contact dealers)       (Set as ‘ENABLE’)                   (Return  to  main screen)  [Self-ID Set] Press    to go to [DSC] mode       Input by [No. button]  [Group-ID Set] Press    to go to [DSC] mode      Input by [No. button]
  29 ③ [3.Dist TEL-CMD]: Set Telecommand.             3. Dist TEL-CMD is selected.             Press  to change [J3E TP] / [FIB/J2B T].  ④ [4.LAT  /  LON  Set]:  Set  Lat/Lon  of  GPS  by hand-operation.             4. LAT/LON Set is selected.             The below box shows.  [Number button]     Input the value.             Set up.  ⑤ [5.ID/FR/TEL  Set]:  Edit  ID/Auto  answering ID/Operating frequency/Telephone number.  [1.ID] edit              5. ID/FR/TEL Set is selected.             Selected.             1. ID is selected.             The below box shows.              The below box shows.      [Number button],][▶]    Select  Character, move, Select Character, move             The below box shows.   0 0 0 0 0 0 0 0 0   [Number. button]    Input ID.             Set up.              If want to return menu.     Ex)  How  to  input  ID  and  ship’s  name: “SAMYUNG”,  “101010000”         [▶] [▶] [▶]    [▶]  [▶]  [▶]                   It is   input as below  [Ref.]  ☞  Blank is filling with  “0.”   [2. Auto-ack ID] edit                5. ID/FR/TEL Set is selected.             Selected.             2. Auto-ack ID is selected. ,    Selected. [Number. button]    Input ID.             Set up.   [3. Work Frequency] edit                5. ID/FR/TEL Set is selected.             Selected.             3. Work Frequency is selected. ,    Selected. [Number. button]    Input TX frequency.             Set up. [Number. button]    Input RX frequency.             Set up.   [4. Telephone No.] Edit                5. ID/FR/TEL Set is selected.             Selected.             4. Telephone No. is selected. ,    Selected. [Number. button]    Input telephone number.             Set up.
  30⑥ [6.WKR Scan Set]              6. WKR Scan Set is selected.             The below box shows.   2187.5      on 4207.5      on 6312.0      off 8414.5      on 12577.5      off 16804.5      off [▲][▼]     The frequency is selected.             Press  to change [on] / [off]. [Ref.]  ☞  [2187.5] and [8414.5] must be on.  ⑦ [7.Data  Clear]:  Able  to  delete  the  user  data and received data.              7. Data Clear is selected.             The below box shows. 1.DSC Made-File clear  2.DSC Distress clear  3.DSC Ordinary clear  4.DSC Channel clear  5.DSC All Data clear  →User DSC data  →Distress data among received   DSC data →Data except Distress data among Received data →Delete all data of DSC Channel  →Clear all data of DSC to   make an initial [▲][▼]     Go to the menu you want.             The below box shows.     [▼]             Move to Yes             The data will be deleted ⑧ [8.ID printing]: Print ID. ⑨ [9.Data  Transmit]:  Able  to  select  type  of transmitting  data  and  can  be  used  in  data transmitting.              9. Data Transmit is selected.             The below box shows. 1.Dot Transmit    2.Mark transmit 3.Space Transmit →  Send Dot signal only →  Send Mark signal only →  Send space signal only [Ref.]  ☞  select  on  of  them  by  [▼]  [▲] press and then it is transmitted immediately so must be careful. ⑩ [0.Etc. Set]: Set etcetera system.              0. Etc. Set is selected.             The below box shows.   [1. GPS Alarm]             1. GPS Alarm is selected.             Press  to change [on] / [off]. [Ref.]  ☞  Regardless of  “on”  don’t received GPS signal,  display  “error”  on  screen  and  sound alarm continually.   [2.  Scan Speed]: Adjust SCAN speed of usable DSC channel by user. The  higher  number  it  is,  the  slower  speed (7~19Ch).             2. Scan Speed is selected.             Selected. [Number. button]    Input the value.             Set up.   [3.  Default  Channel]:  [SIN]  =  If  set  Single MENU>2.Individual  msg  edit  /  3.Group  msg edit / 4.Use Geography msg edit.             3. Default Channel is selected.             Selected. 2,187.5 4,207.5 6,312.0 8,414.5 12,577.0 16,804.5 [▲][▼]     The frequency is selected.             Selected.   [4. Auto ACK]: Auto answer on distress calling.             4. Auto ACK is selected.             Press  to change [on] / [off]. [Ref.]  ☞  showed  “ACK”  on  screen,  in  case  of setting  “on.”
  31  [5. DSC Msg Receive]: Receive DSC message.             5. DSC Msg Receive is selected.             Press  to change [on] / [off]. [Ref.]  ☞  message receiving is not available.   [6.  DSC  Trans.  Mode]:  Set  DISTRESS  TX channels SIN (single) or MUL (multi).             6. DSC Trans Mode is selected.             Press  to change [MUL] / [SIN]. [Ref.]  ☞  Select  [MUL],  transmit  6channels  in turns and select [SIN] the first channel (2,187.50 KHz) just transmit 5 times repetitively.   [7.  DSC  Geo.  Range]:  Set  area  range Geography message transmitting.             7. DSC Geo Range is selected.             Press  to  change  [120]  /  [240].  / [360] / [500] / [600]. (단위는  NM) [Ref.]  ☞ MENU>4.Geography  msg  edit  on screen.  In  case  of  setting  [PARTY-AD]  area range, just input latitude and longitude and press   and  then  setting  value  shown  that  are inputted of changing  value of latitude  range  and longitude.                                [8. Dist-Key Test]: [DISTRESS] button Test.             8. Dist-Key Test is selected.             The below box shows. Press Distress Key Press  [DISTRESS]    for  3  seconds  and  the below box shows. Press Stop Key        Back to Main screen.   [9.  Medi-Trans.  Set]:  Set  Medical  Transport [on] / [off].             9. Medi Trans Set is selected.             Press  to change [on] / [off]. [Ref.] ☞  in  case  of  setting  “on” MENU>4.Geography  msg  edit>TEL  CMD2 and then can be set.
  32 Chapter 7. Transmitter of distress signal 7.1. Test of Distress alert signal  (1)  Hold  on  3  seconds  [DISTRESS]  in  the panel,  flicker  DISTS]  LED  with  alarm  and  after  3 seconds  shown  following  screen,  [DISTS]  LED  is lighted and transmit distress location, distress time, ID.  •Transmit channel 1 ~ 6 as follow. 01 02 03 04 05 06 : : : : : : 2,187.5 4,207.5 6,312.0 8,414.5 12,577.0 16,804.5                    (2) If don’t  have a answer, flicker[DISTS] LED and shown  following  screen  and  then  after  4 minutes(3min  30sec  ~4min  40sec),  transmit channel 1 ~ 6.  [Ref.]  ☞ begin in countdown “Left 04:00.”  (3) If you want to stop to transmit, press . Even  you  press ;  channel  that  is transmitting  will  be  stop  after  finishing  the transmitting. [Ref.]  ☞ MENU>9.System  Set>1.Self  ID Set  If  it  didn’t  set  and  then  flicker  [MMSI  not entered] on main screen and can’t transmit.
  33 Chapter 8. RX of Distress & general call8.1. RX of Distress Alarm (1) Once Distress alarm is received from Distressed vessel,  Red  color  [DISTS] LED  is  blinking  and Alarm sounds. To stop the Alarm, press . If the CRS reply to the Distress message, the reply messages  appear.  (Normally  within  3  min.)  If  the Distressed vessel receives ACK  message from CRS, follow the CRS instruction.    (2) Flow Chart   No Yes No No Yes Check  the  ID,  Distress  position  on  the saved message screen. Distress Alarm RX Press    button to stop the alarm. Press button and stop the alarm. Rx ACK within 3 min. from CRS. (Alarm sounds) Check the saved messages Beyond 150 nm from own ship Is the distressed vessel near own ship? In  case  own  ship  go  and rescue  the  distress  vessel, use  radio  telephone  on  the distress frequency. Check the distress vessel is near own ship? Keep listening  to  the  distress  frequency (Stand-by  for  the  CRS  instruction  and listen  to  the  distress  communication until it finishes.  On the DSC menu, select Distress relay. After  editing,  press  call  button  to  relay the distress.   After  relay  the  distress  signal,  wait  for the reply from CRS. Red  color  [DISTS]  LED  blinks  and alarm sounds
  34 8.2. General call RX (1)  In  case  [Auto  ACK]  is  [on],  if  you  receive individual call & group call, automatically, ACK reply transmits and the frequency is set to TX/RX counter party.    (2) Flow Chart                  In case [Auto ACK] setting is [on], ACK reply is transmitted,   Automatically,  the  frequency  is  shifted  to  voice  communication frequency and then voice communication is possible.  RX Individual Call In case  [Auto  ACK]  set  is [off],  press   button  and  transmit  ,  then  the  frequency  is  shifted to  voice  communication  frequency  and  the  voice communication is possible. Communicate with counter party Green [OTHER] LED blinks and alarm sounds. Communication ends
  35 Chapter 9. How to use print9.1. DPU-414 Printer (1) Caution for use a)  The  printing  paper  used  for  the  DPU-414  is  a special  kind  of  paper  which  turns  black  by  the thermo chemistry reaction. Take as following precaution when using the paper.  Store away from Hit, Humidity, light.  Dry hands before handling with the paper   Don't  rub  the  paper  with  any  kind  of  hard  or coarse materials.  Don't use organic adhesive on the paper. (Instead of that, water-based starch adhesives or compound adhesive.)  Don't use adhesive tape on the paper. (However, using both sides tape is                            possible.)   Don't  allow  the  paper  to  remain  in  contact  with polyvinyl  chloride  film  for                            a  long time.   Don't  leave  the  paper  in  contact  with  freshly coped  giazo  type  or  wet                                  process paper.   Don't  allow  the  paper  to come  into  contact  with organic solvents.  b) Caution for operation  Check there is a paper in it before use.   Don't  turn  off while  operation  and  turn  off  after PRINT HEAD is at HOME                            POSITION.  Printer test function is built-in.  (2) Operation Panels a) POWER Switch Switch  on  the  turn  this  unit  on.  Printer  head  do going  and  returning  once,  the  paper  is  fed  by one column. On  condition  that  main  unit  of  SRG-3150DN  is power on. b) FEED Switch Press  FEED  switch  when  feed  the  paper  out  by force.   On  pressing  this  switch  once,  it  will  be  feed  once and  on pressing  this  switch  continuously,  it  will  be kept feeding. c) CUTTER Use for cutting the printer paper. d) Exit of paper - It is the part where the paper is ejected through it. e) PAPER COVER Store up the paper inside it.  (3) Usual operation. Check the main unit of SRG-3150DN is turned on. If power on, it is able to print TX/RX DSC MESSAGE and DATA from SRG-3150DN automatically.    (4) How to store the printer paper roll a) Cut the printer paper horizontally. If  there  is  the  wrinkle  on  the  paper,  it  may  cause the paper jam.  <  PRINTER PAPER HANDLING >  b) Switch off the printer c) Open the PAPER COVER and pull out the CENTER SHAFT. d)  Insert  the  CENTER  SHAFT  in  the  center  of  the PAPER ROLL and put the end of the paper into the way-in of the paper. e) Switch of the PRINTER and press the FEED KEY until the paper is hauled. f) Store up the center shaft and the paper gets out of the way-out. g) Press FEED KEY until the end of paper gets out of the way-out. h) Close the PAPER COVER and put it down to shut.  9.2. OKI Printer (1) Common Operation   a) Check out the power of SRG-3150DN connected with a Printer ON. b) Pull the switch of the POWER up to turn on the power. c)  The  DATA  and  DSC  MESSAGE  transferred  from SRG-3150's  transmitting  and  receiving  process  is automatically activated.  (2) PAPER LOADING a)  Place  the  printer  on  a  slotted  printer  stand, carefully  aligning  the  slot  in  the  stand  with  the opening in the base of the printer. b) Place the box of paper under the printer stand. c)  Remove  the  access  cover  and  lift  the  column indicator bar. d) Open the paper release lever. e)  Insert  the  first  sheet  of  paper  through  the opening in the bottom of the printer. f)    Slide  the  paper  up  until  it  appears  in  front  of the platen. g) Lower the column indicator bar. h) Close the paper release lever. i)    Use  the  platen  knob  to  advance  the  paper  to the first printing line. j)    Replace the access cover.
  36 Chapter 10. How to use SD-250(Alarm box) 10.1. Distress transmitting (1)  If  you  press  'Distress  key'  (Red  Button)  for  3 sec., it alarms for 3 seconds.   After that, the red light is turned on with bip-sound. While  Distress  Key  is  blinking,  transmitting  is started to work and location of disaster, time, ship's ID are sent to DSC 6 CH in order. If there is no answer, it does sending till getting an answer through CH1 to CH 6.  (2)  In  order  to  stop  the  transmitting,  press  the 'Reset key'.   If  distress  signal  is  sent  by  mistakes,  contact  to marine police or station, SAR.   10.2. In case of receiving distress signal (1) Distress LED blinks and sounds 'bip'. Check  contents  displayed  on  the  screen  and  press Reset key to stop.  10.3. Operation by DC (Battery) (1)  If  AC  power  is  turned  off,  POWER  LED  is blinking  with  "Bip-"  sound  and  presses  the  Reset key to stop the sound.  (2) POWER LED keeps blinking while the equipment is operated by DC power.   Chapter 11. How to use SP-1250ADC 11.1. Specification (1) Input     : AC110V / AC220V Conversion Type (Basis AC220V) (2) Output   : DC24V 50A AVR (3) Charging current: 20A (Max)  11.2. Input power shift In case of AC Power stopping, the buzzer is ringing and  LED  green  light  of  AC              OFF  is  on.  In order to stop  the buzzer's ringing,  you  can  turn to OFF in the                            switch of ALARM.  11.3. How to Charge (1)  In  case  of  transmitting  SSB,  it  doesn't  be charged.  (2) There  is  AUTO / OFF  / NORMAL in  a switch  of the Charger.  (3) AUTO = in a long-time charging and it turns to auto-off when it is completed.  In charging, the LED of CH turns on a light.   In less 23 voltages, auto-charged and finished for charging in less 0.5 A.   (4) OFF          = Not charging. (Middle of Switch)  (5) NORMAL = Sometimes charge it in the mode.  (6)  In  case  of  checking  the  charged  current,  the switch of CURRENT is turned to CHARGER.  In  case of transmitting SSB, the switch is turned to TX in order to check the current.  REFERENCE: SP-1250ADC is designed to connect with SSB SRG-3150D only and it is charged as own-battery  power  according  to  the  regulation  of  IMO (GMDSS). If  it  is  connected  with  other  SSB  equipment,  you should intercept the charging-circuit in SP-1250ADC and use the high-capacity charging.  11.4. In case of over current  In case of being over than 45A current, the LED red light of OVER CURRENT is on and the buzzer is ringing.  On  this  occasion,  intercept  the  Power Switch AC / DC for over than 1 minute and turn the Power on after deleting the occasion.
  37Chapter 12. Circuit explain 12.1. Overview of SRG-3150DN  SRG-3150DN MF/HF DSC RADIO equipment consists of circuit, PRINTER, ATU (SAT-100).                                                    RX ANT    TX/RX ANT  SRG-3150DN SYSTEM  Control circuit  MF/HF Transmitting filter Circuit  W/K Receiving Circuit  Power Amplifier Circuit  Front Panel                                NBDP SN-100                        W/K                                                                                                        ATU SAT-100                                                                                                                                  PRINTER                                                                                                                                     <  SRG-3150DN MF/HF BLOCK DIAGRAM >    SRG-3150DN  consists  of  Power  Amplifier  circuit, Control  circuit,  MF/HF  Transmitting  filter  circuit, Front Interface, W/K Receiving Circuit.   At  the  rear  side  of  this  equipment,  there  are connectors connected with ATU BOX (SAT-100), SP-1250, ALARM BOAX (SD-250) and connectors of PL-259  type  connected  with  aerial  coaxial  cable  for MF/HF transceiver / receiver and for W/K receiver, a terminal  for  GPS  DATA  receiving,  external  BK Connecting,  Printer  power  supply  and  besides, connectors  for  power  supply,  fuse,  earth  terminal for  system  earthing,  external  SPK  jack  and  D-SUB connectors  connected  with  a  Printer,  Remote Interface, NBDP (SN-100).
  38 12.2. CONTROL CIRCUIT (T-1110)  The Control Circuit consists of MF/HF TX/RX circuit, Local Synthesizer circuit, Power circuit and CPU circuit.  (1) MF/HF RX Circuit   <  RX BLOCK DIAGRAM >   RX method is a Double Super-heterodyne receiver using  two  intermediate  frequencies,  1'st IF=49.455MHz and 2'nd IF=455 KHz. Receiving  signal  in  whip  antenna  pass  BPF  of  9 bands, then after amplify in RF (Q-53) and    in  1'st MIXER (MX2), it is mixed with 1'st LOCAL frequency  and  demodulated  to  a  first  intermediate frequency  and  the  intermediate  frequency  goes through  49.455MHz  X-tal  filter  (XL5,6)  and  IF amplifier (Q22) and        in 2'nd MIXER (MX1), it is mixed with 2'nd LOCAL frequency  and  demodulated  to  a  second intermediate  frequency  and  the  demodulated frequency  goes  through  455KHz  X-tal  filter  (FL3) and IF amplifier (Q21,Q23,Q950) and     In  3'rd  MIXER  (IC15),  it  is  demodulated  to  a signal of baseband with BFO (Beat Frequency OSC.). The  demodulated  signal  is  divided  to  3  species  as follows. ①  Amplifiable signal for inner speaker audio. ②  Amplifiable signal for outer speaker audio. ③  FSK MODEM (DSC Signal Demodulation) Signal.  (2) MF/HF TX Circuit    <  TX BLOCK DIAGRAM >    The  baseband  signal  comes  from  MIC  or  NBDP terminal  is  mixed  with  BPF,  2'nd  LOCAL  frequency each  in  MIXER_3,  2  (IC9,  MX1)  and  goes  through each  intermediate  frequency  filters  455KHz  (FL3), 49.455MHz(XL1,XL2),  each  amplifier  (Q36,Q35), then is modulated to each intermediate frequencies and the modulated  1'st  LOCAL frequency in a final MIXER_1 (MX2) goes through LPF (Low Pass Filter), BPF of 9bands and then, is input to Power Amplifier (T-1113)  and  the  sufficient  amplified  signal  in  PA (Power Amp) goes through a final TX filter (T-1111) and at this time, the harmonic wave (Harmonics) is removed and the signal comes out thru an antenna.
  39 (3) Local Synthesizer Circuit    The  output  of  14MHz  OCXO(Over  Compensated X-tal  Oscillator)  is  a  standard  frequency  and  PLL IC(IC54),  VCO(VCO1),  DDS(IC56)  is  output  as  1'st LOCAL input signal 49.455~79.4549MHz and 7MHz from  output  of  DDS  (IC60)  makes  49MHz  in  7 frequency multiplier circuit and use as 2'nd LOCAL. 3'rd LOCAL (BFO, Beat Frequency Oscillator) makes 456.4kHz_125Hz signal directly from DDS (IC62).   (4) Power Supply Circuit    Power  circuit  consists  of  control  circuit  of  power unit to turn on/off DC-24V in power amplifiable unit, constant voltage circuit to supply DC  voltage to  be constant  voltage  in  each  unit.  AUDIO  AMP  for external  speaker  and  operate  through  DC  INPUT (24V BATTERY). ①  Main Power Circuit and Power Control Circuit   When  switch  on , it  controls Relay &  goes through Line Filter to supply the power. The output power is +15V / +12V / +8V (voltage for printer) / +7V (Voltage for LCD DIMMER) / +5V. In addition, it  supplies  the  voltage  to  NBDP terminal  (SN-100), ALARM BOX (SD-25), Printer (OKI or DPU-414). ②  Protection / Sensor Circuit  Operated to turn off the power automatically in a condition  of  more  than  +31V  or  less  than  +19V owing  to  built  in  a  Power  sensor  circuit  and  it  is built in the circuit preventing conversing voltage to avoid damage. In  addition,  it  is  built  in  Current  Sensor  to  protect the  power  circuit  and  power  amp  with  0.0025Ω resistance.
  40 (5) Control Circuit      The  control  part  consists  of  CPU(IC30), EEPROM(IC33,37),  REAL  TIME  CLOCK(IC28), CLOCK  Generator(X3),  RS-232/422  Data  Com-device,  MODEM,  Audio  amplifier(IC32),  I/O Amplifier,  IC(IC22,IC42,IC46,IC48),  LCD  Contrast  / DIMMER  Control  Circuit  and  it  controls  the  whole operation  of  the  unit  with  the  data  signals  of  RS-422/232  from  front  PANEL  operation,  external connecting devices, interface.   CPU  device  is  set  by  operating  PANEL  and  set synchronizing  circuit  responded  by  receiving frequency  (selecting  channel).  Then,  according  to receiving  frequency,  set  information  setting frequency  for  SYNTHESIZER  or  REF/BFO.  In addition, the CPU pass signal (LOCAL CONTROL) to indicate  various  information  (receiving  frequency, receiving  mode,  band,  width)  set  by  operating panel of controller unit and transmit in control unit. Except  this  function,  in  case  of  interception  of power  or  supply-cease,  the  CPU  control  memory degaussing to be back-up by battery built. Memory status  before  normal  of  power  and  in  case  of normal, possible to rebuild.   12.3. MH/HF Transmitting Filter Circuit (T-1101)   This  PCB  circuit  converts  the  TX/RX  signal  as Relay (RY17) by a TX+ (+12V).     The  signal  comes  from  whip  antenna  is transferred  to  a  main  board  (T-1110)  through Diminishable  Relay,  BK  Relay,  Over-input  protect circuit and it receives a TX signal from PA board (T-1113)  and  select  the  proper  filter  in  a  frequency band  and  then,  remove  the  harmonic  wave  and transferred to antenna through power sensor circuit.
  41 12.4. W/K Receiving Circuit (T-1112)    RX method is a Double Super-heterodyne receiver as such MF/HF receiving method and   1'st intermediate frequency is 49.455MHz and   2'nd is 455 KHz. 14MHz standard frequency supplied from MAIN (T-1110)  is  supplied  to  MIXER  making  each SYNTHESIZER frequency into a PCB board.  (1)  Receiving  signal  in  ANTENNA  terminal  pass through  input  over-voltage  protecting  circuit  and BAND-PASS  FILTER  per  frequency  (2.187,  5  / 4.207,5 / 6.312 / 8.414,5 / 12.577 / 16.804, 5MHz) and  is  closing  in  DSC  distress  safety  frequency. FILTER is response in receiving CHANNEL.  (2)  Receiving  signal  to  pass  filter  is  amplified  by high-frequency  amplifier  of  width  band  and  is supplied to 1'st MIXER (MX2) through 20MHz LOW PASS FILTER. The  signal  is  mixed  with  1'st  local  frequency  (W/K 1'st  LO)  supplied  from  inner  SYNTHESIZER  and converted  to  1'st  intermediate  frequency  (1'st  IF) 49.455MHz  and  it  goes  through  X-tal  filter,  IF amplifier,  then  is  supplied  to  2'nd  MIXER  and  in 2'nd  MIXER,  is  mixed  with  2'nd  local  frequency (W/K  2'nd  LO)  49MHz  and  converted  to  2'nd intermediate frequency (2'nd IF) 455KHz.  (3)  It  consists  of  AGC  circuit  controlling  amplify of IF AMP  by 2'nd  IF  and  the  intermediate  frequency supplied  to  3'rd  MIXER  is  mixed  with  BFO  signal and  demodulated  to  baseband  signal  and  the output-digitalized signal through MODEM is input to CPU.   12.5. Power Amplifier Circuit (T-1113)   The  PCB  circuit  consists  of  PA+24V  Switching circuit  effected  by  TX+KEY  signal,  2  pieces  of Drive's  part,  Power  Amp  part  and  after  the  TX signal  input  from  a  main  board  (T-1110)  is sufficient  amplified,  sent  to  the  TX  Filter  board  of   MF/HF (T-1101).   12.6. Front Panel (T-1114)   The  PCB  circuit  consists  of  LCD,  LED,  a  kind  of tap-switch with a power switch, variable resistance controlling  brightness,  gain  receiving,  volume, channel  dial  and  it  is  put  into  a  front  panel  along with the connector for inter speaker, hand Mic (SM-1150).
  42 12.7. Function Diagram of Rear Side     ①  ANT       : IMPEDANCE 50Ω  MF/HF TX/RX.    ANT. JACK ②  W/K      : IMPEDANCE 50Ω  W/K RX. ANT. JACK ③  TERMINAL(7)  : PRINTER POWER (+8V), GPS DATA, BK+/- Connector ④  ATU       : ATU BOX(SAT-100) connector   (Control Cable) ⑤  AC/DC  : Power Supply (SP-1250) connector (AC/DC Detect) ⑥  ALARM BOX  : ALARM BOX(SD-250) connector     ⑦  PRT or D/L(9) : PRINTER (OKI / DPU-414) connector or   PROGRAM Down Load connector ⑧  REMOTE(9)  : REMOTE INTERFACE connector   ⑨  MOD or NBDP(15)  : Outer MODEM / NBDP terminal (SN-100) connector ⑩  SPK JACK     : Outer Speaker connector JACK ⑪  EARTH           : SYSTEM GROUND ⑫  +24V             : POWER(+24V) SUPPLY connector ⑬  FUSE              : 30A FUSE
  43 Chapter 13. NBDP Terminal 13.1. NBDP Terminal Main Unit   <  NBDP PICTURE >     ①. FRONT PANEL (LCD): CHANNEL, TX/RX FREQUENCY, RF.GAIN, CLARIFY;  ATT,  AGC,  and  FUNCTION KEYS are displayed. ②. SPEAKER   :  Alarm  rings  when  it  receives  data or warning signal. ③. TX LED       : Red light on TX LED ④. RX LED      :    Green light blinks while  receiving data   ⑤. POWER SWITCH  : SN-100 Power ON/OFF  13.2. Initial Display of Telex (NBDP) mode  Power on, indicate first display as followings    (1) Initial screen function explanation Indicate  calling  channel  and  present channel Set transmitting frequency  Set receiving frequency  Indicate  adjusting  portion  as  Bar Graph Adjust the portion of RF GAIN properly using up/down with direction keys. (0~ 100steps) The button to adjust the clarity of RX. Using  direction  button,  increase  or decrease to gain the best RX.                           (Adjustment range: ±10Hz) Function to reduce the RX gain. This function  can  be  adjusted  in  4  steps         using up/down button.             OFF  :    0dBm,              2   : 20 dBm               1   : 10dBm,              3   : 30 dBm Adjust TX power HIGH/MID/LOW              Profit  of  input  signal  ON/OFF automatically. Volume  sound  is  displayed  on Graphic bar (0~100 levels)  (2) Initial screen function button explanation [1 DIM]         : Adjust the lightness of back light on LCD display. (5 LEVEL) [2 LINK]       :  Automatic  Repeat  request  mode  & FEC mode can be set up by [F2] button [3 COMM]    : Call the registered frequency. [4 VOL-]       : Volume down the speaker. [5 VOL+]      : Volume up the speaker. [6 CH]           : Set the frequency channel [7 TX]: TX     : Set TX frequency. [8 Rx]: RX    : Set RX frequency. [9 Tune]       :  is  used  when  user  want  to  do matching to antenna. [0 Menu]      : Indicate Main Menu 0. [ARQ]                : Communicate with Automatic Repeat Request Mode. 1. [FEC]                 :  Communicate  with  1  way Forward Error Correction. 2. [Station Edit] : Register the frequency of the other station. 3. [Station Print]          : Print out the frequency of registered the other station. 4. [Macro Command]  : Write Macro command. (Write short sentence in 20 words) 5. [Editor]             : Edit file and save content. 6. [System set]   :  Use  while  adjusting  TELEX mode condition. CH TX RX BAR GRAPH RF GAIN CLARIFY ATT TX Power AGC Vol GRAPH
  447. [NBDP Test]       : Transmitting signals of Dot, Mark, Space. Use for testing printer and NBDP TX/RX condition. 8. [LCD-off (F12)  : The function of LCD off and in  the  case  that  LCD  is  off,  if  any  button  is pressed, LCD is on.  (3) Control function in Keyboard [PgUp]  :  Adjust  channel  to  next  channel.  But  if next  channel  is  not  registered,  it  moves  to  next channel of it. [PgDn]  :  Adjust  channel  to  forward  channel.  But, if  forward  channel  is  not  registered,  it  moves  to forward channel of it.  13.3. SettingUpTX/RX Frequency  UNIT: kHz (1) Setting TX frequency a) Press [F7] button on the keyboard. b) Input the frequency with [Number button]. [Ref.]  ☞  While inputting frequency if press [], [], curser will move. c) Press [Enter] button. [Ref.]  ☞  Available TX Frequency range: 1.6MHz ~ 27.5MHz.  (2) Setting Rx frequency a) Press [F8] button. b) Input the frequency with [Number button]. [Ref.]  ☞  While inputting frequency if press [], [], curser will move. c) Press [Enter] button. [Ref.]  ☞  Available RX Frequency range: 95 KHz ~ 29.99999MHz.  (3) Coast Radio Station TX/RX frequency set up a) Press [F3] button, display as followings.  b)  Revert  the  other  station  you  want  to communicate using [],[],[],[] button.   press  [Enter]  button,  the  following  screen  will show.  c)  Revert  the  channel  you  want  to  communicate using [],[],[],[] button.  press [Enter] button. Set TX/RX frequency to registered freq. on channel displaying the first display of NBDP.  (4) Setting TX/RX Freq. by calling channel a) Press [F6]. b) Input the channel with [Number button]. c) Press [Enter] button.  13.4. [ARQ] mode (1) Connecting with the other station by ARQ mode.  Connecting by present adjusting channel. a)  Press  [F2]  button  on  the  keyboard  and  Link Menu screen shows.  b)  Move  the  cursor  with  []/[]  button  to  ‘1. [ARQ]’  press [Enter], then it will be connected with  other  party  through  [ARQ]  mode  in  present setting Channel.
  45 (2) Connecting specific station a) Call the menu pressing [F10] to call SUB MENU key.  b)  Move  the  cursor  with  []/[]  button  to  ‘0. [ARQ]’  press  [Enter]  and the  following screen will appear.   c)  Revert  the  other  station  you  want  to communicate using [],[],[],[] button.   press  [Enter]  button,  the  following  screen  will show.  [Ref.]  ☞  can  be  back  to  forward  display pressing [ESC] button. d)  Revert  the  channel  you  want  to  communicate using [],[],[],[] button.    press [Enter] button. e)   Call  the  other  station  with  selected  frequency displaying next [ARQ] mode first display.  [Ref.]  ☞  to  stop  calling,  press  [F8]  and  it  will be back to Telex initial screen. f) If connected, cursor blinks on the left top of the screen.  (3) Communication in ARQ mode    Perform (1) or (2) and operate as below order. a)  As  long  as  you  can  connect  with  the  other station in [ARQ] mode, above screen is displayed. You can keep communicating in this condition. b)  After  typing  the  message  with  keyboard,  press [Enter] button. [Ref.]  ☞  Back  space  - delete  one  character  on the  left.  Before  you  press  [Enter]  button, transmitting is not complete.  c) Usable keys in ARQ mode  The usable characters: ABDCDEFGHIJKLMNOPQRSTUVWXYZ1234567890 -? ().'=/+abcdefghijklmnopqrstuvwxyz  [Back space]  : Delete one character on the left    [Enter]              : Send one line.  [Left Shift] + [Space]   : Convert language. (English, Russian) [Korean] is selected   : [Korean] / [English] shift [English] is selected  : [English] [Russian] is selected : [Russian]/[English] shift  [F1]     : [1 WHU] - Demand Answer back code of the other station.  [F2]     :  [2  Hereis]  -  Transmit  Answer  back  code of yourself.    [F3]     : [3 TMS] - Transmit the present time  [F4]     :  [4  F.send]  -  Transmit  the  file  written  in edit mode. (Refer to (4) TX of file)  [F5]     : [5 Macro] –You can use the sentence no.   Written in Macro Command (Refer to ‘(5) Macro Command RX)  [F7]     :  [7  Over]  -  Convert  the  direction  of transmitting the message.  [F8]     : [8 Stop] - Stop communication.  [F9]     : [9 VOL-] – Volume can be reduced.  [F10]  : [0 VOL+] – Volume can be increased.
  46 (4) Transmitting file  After performing ‘(1)’ or ‘(2)’, operate the unit as below order. a) Press Function button [F4] Move the cursor to the  file  you  want  using  []/[]  button  Press [Enter]  button  and  the  file  will  be  transmitted showing the file contents on the screen. [Ref.]  ☞  pressing  [F8]  button  is  able  to  stop transmitting.  (5) Transmitting of Macro Command  After performing ‘(1)’ or ‘(2)’, operate the unit as below order. a) Press Function button [F5] Move the cursor to the  sentence  no.  to  be  transmitted  using  []/[] button  Press  [Enter]  button  and  the  sentence will be transmitted showing the command contents on the screen. [Ref.]  ☞  pressing  [F8]  button  is  able  to  stop transmitting.  13.5. [FEC] mode (1) Connecting the other station by Selective FEC mode.  Communication with present selecting Channel  a)  Press  [F2]  button  on  the  keyboard  and  Link Menu screen shows.                   b)  Move  the  cursor  to  2.  [FEC]  with  []/[] button  Press  [Enter]  and  the  following  screen shows.  c)  Revert  the  other  station  you  want  to communicate using [],[],[],[] button.   press  [Enter]  button,  the  following  screen  will show.  [Ref.]  ☞  to  be  back  to  forward  display.  Press [ESC] button. d)  Revert  the  channel  you  want  to  communicate using [],[],[],[] button.    press [Enter] button. e)   Call  the  other  station  with  selected  frequency displaying next [SFEC] mode first display.  [Ref.]  ☞  to  stop  calling,  press  [F8]  and  it  will be back to Telex initial screen. f) If connected, cursor blinks on the left top of the screen.
  47 (2)  Connecting  with  the  other  station  by collective FEC mode. a)  Press  [F10]  button on  the  keyboard  and  Main Menu screen shows.  b)  Move  the  cursor  to  1.  [FEC]  with  []/[] button  Press  [Enter]  and  the  following  screen shows.  c)  Press  [Esc]  button  and  [CFEC]  mode  initial screen  shows.  Display  counter  party  with  the frequency of the  channel  which  was set  up on the Telex initial screen.  [Ref.]  ☞  to  stop calling,  press [F8],  Then  it is changed to first display of Telex. d)  When  the  call  is  connected  with  counter  party, cursor blinks on the top left of message screen.     (3) Communication in FEC mode  After performing ‘(1)’ or ‘(2)’ above, operate the unit as following order. a) When the  telex is  connected  with  counter party in FEC mode, initial screen of [CFEC] Mode shows and the communication starts on this condition... b)  After  typing  message  with  keyboard,  press [ENT] to send. [Ref.]  ☞  Transmitting  is  not  available  unless you press [Enter] button.  c) Usable keys in FEC mode  The usable characters: ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890 -? ().'=/+abcdefghijklmnopqrstuvwxyz  [Back space]  : Delete one character on the left    [Enter]              : Send one line.  [Left Shift] + [Space]  : Convert language. (English, Russian) [Korean] is selected   : [Korean] / [English] shift [English] is selected  : [English] [Russian] is selected : [Russian]/[English] shift d)  The  use  of  [Function]  button  on  the  initial screen of [FEC] mode. [Ref.]  ☞  Message  can  be  transmitted  by [Function]  button  on  the  [FEC]  mode  initial screen.    Press the function button Press [Enter] button to transmit.  Select the function with material Press [Enter] button to transmit.  [F2]     :  [2  Hereis]  -  Transmit  Answer  back  code of yourself.    [F3]     : [3 TMS] - Transmit the present time  [F4]     :  [4  F.send]  -  Transmit  the  file  written  in edit mode. (Refer to (5) TX of file)  [F5]     : [5 Macro] - Sentence no. made in Macro Command can be selected and used. (Refer to‘(6) Macro Command TX article)  [F8]     : [8 Stop] - Stop communication.  [F9]     : [9 VOL-] – Reduce speaker volume  [F10]  : [0 VOL+] – Increase speaker volume  (4) Receiving of FEC mode a)  If  the  data  of  FEC  mode  is  received, automatically,  it  is  printed.  And,  when  it  is completely received, automatically, it is saved. b)  To  open  the  file,  on  the  initial  screen,  select [F10][5.  Editor]  mode  [Enter]  [F1]  (1 Lord) select the file amongRECV 01~RECV 20 Press [Enter] button and you can see the file.
  48 (5) Transmitting file  After done above (1) of (2), follow the operation as below. a) Press [F4] and below screen is displayed.  Select the file to transmit with []/[] button   press [Enter] button and file will be transmitted showing the contents of the file on the screen.  (6) Transmitting of Macro Command    After performing ‘(1)’ or ‘(2)’ above, operate the unit as following order. a) Press [F5] moves  the  cursor  &  select  sentence  no.  with []/[] button     Press  [Enter]  and  the  command  will  be transmitted showing the contents of command. [Ref.]  ☞ pressing [F8] is able to stop transmitting.  13.6.  Other  sea  station  or  ship station edit & resister frequency a)  Press  [F10]  button on  the  keyboard  and  Main Menu screen shows.           b)  Move  the  cursor  to  2.  Station  Edit  with []/[]  button Press  [Enter]  and  the  following screen shows.  c)  Revert  the  other  station  you  want  to communicate using [],[],[],[] button.   press  [Enter]  button,  the  following  screen  will show.  d) Move the cursor to [Station input part] press [Enter]. e) Input [Station name] Press [Enter] and it will be saved. f) Move the cursor to [ID input part] press [Enter] g) Input [ID] Press [Enter] and it will be saved. h)  Move  the  cursor  to  the  [TX]  of  the  channel press [Enter] button. I) Input [TX Frequency] press [Enter] and it will be saved... j) Move the cursor to [Rx] of the Channel press [Enter] k) Input [RX Frequency]   Press [Enter] and it will be saved. L) Press [ESC] and Main Menu screen shows.
  49 13.7.  Station  print  (Counter party & Frequency print) a)  Press  [F10]  button on  the  keyboard  and  Main Menu screen shows.  b)  Move  the  cursor  to  3.  Station  Print  with []/[]  button Press  [Enter]  and  the  following screen shows.  c) Move the cursor to the  counter party you  want with  []/[]  button  Press  [Enter]  and  counter party’s  registered  contents  will  be  printed  out  and will be back to Main Menu.  13.8. Registration of macro command   Can  resister  TXL  number  (that  is  often  used)  or abbreviated words in 20 words. a)  Press  [F10]  button on  the  keyboard  and  Main Menu screen shows.    b)Move  the  cursor  to  4.  Macro  Command  with []/[]  button Press  [Enter]  and  the  following screen shows.  c) Move the cursor & select the command no. with [],[],[],[] button[Enter] Type command with keyboard Press [Enter] and it will be saved. d) Press [ESC] and Main Menu screen shows.  13.9. Editor mode a)  Press  [F10]  button on  the  keyboard  and  Main Menu screen shows.  b)Move  the  cursor  to  5.  Editor  with  []/[] button  Press  [Enter]  and  the  following  screen shows.
  50 c)  Message  can  be  written  and  revised.  Also  FEC, NAVTEX, Received DATA is saved here. [Ref.]  ☞ The  Function  can  be  used  to  make message using [function key] on the botton of Edit message screen. d) Press [F2] input File-Name[Enter]  Select  Slot  no.  on  the  Slot  Number  screen press [Enter] and  it  will be  saved and it  will  be back to Edit screen message screen. e) Press [F1] and you can call the saved message, FEC, NAVTEX, RX data. [Ref.]  ☞  From Slot  01 ~ to Slot  20 User can save the file, from RECV  01 to RECV 20,    FEC Received  Data,  NAVTEX  Received  Data  are automatically saved. [Ref.]  ☞  Press  [ESC]  and  back  to edit  msg screen. f)  Press  [F10]  and  Edit  Exit?  Screen  shows select  YesPress  [Enter]  and  it  will  back  to Main Menu.  13.10. Initial setting of system set a) Press [F10] button on the keyboard and  Main Menu screen shows.  b)Move the cursor to 6. System Set with []/[] button  Press  [Enter]  and  the  following  screen shows.      (1) Setting of [0. ARQ/FEC 4~ or 5~digit ID]  After ‘(b)’ select [0. ARQ/FEC 4- or 5-digit ID]   [Enter] Input the ID with [Number] button   [Enter]  press  [ESC]  and  it  will  be  saved  and back to Main Menu [Ref.]  ☞ this  will  be  done  during  installation and the user can not change.  (2) Setting of [1. ARQ/FEC 9-digit ID]  After ‘(b)’ select [1. ARQ/FEC 9-digit ID][Enter] input the ID with [Number] button[Enter] press [ESC] button and it will be saved and back to Main Menu [Ref.]  ☞ this  will  be  set  up  during  installation and users can not change.  (3) Setting of [2. Answer Back Code]  After ‘(b)’ select [2. Answer Back Code][Enter]   input the code with [Number & Alphabet] button [Enter]press [ESC] button and it will be saved and back to Main Menu ex) MMSINo.9 digit   ANS/Back code   X ⇒ 123456789_ABCD_X [Ref.]  ☞ this  will  be  done  during  installation and users can not change.  (4) Setting of [3. Collective FEC Receiving]  After ‘(b)’select [3. Collective FEC Receiving] select [On] or [Off] with [Enter] button press  [ESC]  and  it  will  be  saved  and  back  to Main Menu  (5) Setting of [4. Maximum FEC Error Ratio] ① If  RX  character  error  rate  in  the  FEC  MODE  is higher than the set up value, the RX will stop. (Example,  if  error  rate  set  up  value  is  30%,  the error rate is above 30%, the RX will stop. ② How to set up After ‘(b)’select [4. Maximum FEC Error Ratio] [Enter]input the ratio by [Number] button   [Enter]press [ESC] button and it will be saved and back to Main Menu screen. [Ref.]  ☞ Value ranges from 1 to 100.
  51 (6) Selecting of [5. NAVTEX Station Selection] ① Function to select NAVTEX station RX. Select the character from A to Z with []/[] button and you can  choose  whether  you  receive  with  the  first character of station or not. ②How to set up After ‘(b)’select [5. NAVTEX Station Selection] [Enter]NAVTEX  Station  Selection  Set  Up screen  will  showset  up  ‘O  /  X’  for  the  first character  of  the  station  with  []/[]  button  & [Enter] buttonpress  [ESC]  button and it will  be saved and back to System Setting Menu. • O  :  Recognized  as  the  station  is  possible  to receive NAVTEX broadcasting. • X   :  Recognized  as  the  station  is  not  possible  to receive NAVTEX broadcasting    (7) Selecting of [6. NAVTEX Message Selection] ① Function to select whether you receive NAVTEX message  or  not.  From  C,  E  to  Z,  select  each character with []/[] button and  you  can  select whether you receive or not with the first character. ② How to set up After ‘(b)’select [6. NAVTEX Message Selection] [Enter]NAVTEX  Message  Selection  set  up screen showsSet up O/X for the message starting character with []/[] button & [Enter] button Press  [ESC]  and  it  will  be  saved  and  back  to System Setting Menu screen. • O  : Recognized as NAVTEX starting message. • X   : Not Recognized as NAVTEX starting message. [Ref.]  ☞ A, B, D is set up as RX always.  (8) Selecting of [7. NAVTEX ID Data Clear] ①  Use this menu to delete the received Navtex ID   ②  How to set up After ‘(b)’select [7. NAVTEX ID Data Clear] [Enter] NAVTEX ID Data Clear? Screen shows. Select  YesPress  [Enter]  and  NAVTEX ID  Data will be deleted and back to System Setting Menu screen.  (9) [8. ID Printing] set up After ‘(b)’select [8. ID Printing] press [Enter] and own country ID is printed out.           (10) [9. Etc. Setting] set up ①  After ‘(2)’select [9. Etc Setting] press [Enter] and the following screen will show.  ② Items  can  be  reset  with  []/[]  button  & [Enter] button. • 0. Language Set  : Set up Language Korean Russian English • 1. Printer Type     : Set up Printer type OKI DPU • 2. Printer Port      :   Local (Main unit printer) Remote (SN-100 printer) can be set up. [Ref.]  ☞ regarding the above ‘0, 1, 2 article’, select  the  item  and  press  [Enter]  to  shift  the function and select the function you want. • 3. Date Set            : Set up date • 4. Time Set            : Set up time [Ref.]  ☞  to  set  up  the above ‘3,  4’, select  the item and press [Enter]input [Number button] Press  [Enter]  and  it  will  be  saved  and  input window will disappear. • 5. Data Clear : There are sub menu like below. 0. Memory-data Clear    Delete the Station Name. 1. Edit-File Clear    Delete the Macro Command File & Editor File. 2. FEC-Recv-File Clear  Delete the received FEC-Recv-File.
  52 13.11. NBDP test a) Press [F10] button on the keyboard and   Main Menu screen shows.  b) Move  the  cursor  to  7.  NBDP  with  []/[] buttonPress [Enter] and the following screen shows.  c) How to operate NBDP Test function Select cursor with []/[] button Press [Enter] and each function operates. If you want to change the function, press [Enter]. ① 0. Mark Transmission    : 1.7 kHz -85 Hz signal   is transmitted for 40 seconds. ② 1. Space Transmission  : 1.7 kHz + 85 Hz signal is transmitted for 40 seconds. ③ 2. Dot Transmission       : 1.7 kHz - 85 Hz   signal is transmitted for 40 seconds. ④ 3. Printer Test                  : Check the printer   status by printing the test print. ⑤ 4. NBDP Rx/TX Test      : Test NBDP terminal   by TX/RX signal. ⑥ 5. Freq-Shift Correct: Function to compensate 1st  Local  frequency.  Transmitter send  14MHz  +1400Hz  signal  and exclusive  receiver  receives  the signal and compensate the  1st local frequency.   ⑦ 6. Freq-Shift View     : After Freq-Shift Correct, this  shows  how  well  the  frequency compensation is done.  [Ref.]  ☞ press  [Enter]  button  or  [ESC] button  and  it  will  be  back  to  NBDP  Test  Menu screen. ⑧ 7. Freq-Shift Clear   :  Function  to  clear  the frequency compensation.  [Ref.]  ☞  Freq-Shift Correct precaution   ①  Operate  main  unit  and  terminal  after  full warm-up ②  Perform NBDP RX/TX Test and check it is ok. ③  Check the Freq-Shift View   ④  Perform NBDP RX/TX Test and check the test result is ok.  13.12. LCD Off (1) Operation on MENU a) Press [F10] button on the keyboard and  Main Menu screen shows.  b)  Move  the  cursor  to  8.  LCD-Off  (F12)  with []/[] button press [Enter] button and LCD screen will be off. c) Other function is working except LCD off. If any button is pressed or reception is made, LCD will be on.  (2) How to use this function with function key a) Press [F12] and LCD will be off.   b) Other functions are on except LCD. If any button is pressed or RX is done, LCD screen will be on.
  53 Chapter 14. NBDP Terminal Circuit 14.1. Overview  SN-100 consists of NBDP Receiver, CONNECTION BOARD,  CPU  BOARD,  PLL  BOARD,  and  POWER SUPPLY.   There  is  power  input,  SRG-3150DN  connector, W/K  receiving  connector,  TX  AND  RX  cable connector,  EARTH  Plate,  keyboard  connector,  EMC LIGHT connector in the down part of rear side.  14.2. Connection board T-130     As  T-130  is  PCB  which  is  connecting  CPU BOARD and other PCBs, when receiving, the signals that  come  from  NBDP  receiver  pass  active  filter consisted  of  IC5,  IC6,  IC7,  IC8  and  then,  as  it  is made  square  wave  as  clipping  through  U5, DOT/PATTERN signal is generated. When receiving, 1.7kHz±85Hz  signals  are  generated  through  DM1 and then it is delivered to SRG-3150DN.      14.3. NBDP receiving unit (T-132)   T-132  PCB  is NBDP  receiving  unit  which  consists of frequency filter and amplifier, MIXER, ATT, AGC, B.K control circuit. After  the  signals  received  through  MF/HF  Antenna amplify  with  wide  amplifier,  it  is  divided  into  two parts through SPLITTER (SP1) ①  The inside of NBDP Receiving unit   The  signal  that  comes  into  filter  selects  the  filter assigned  each  frequency  as  U4  and  U6.  And,  1'st LOCAL  through  IC2,  2'nd  LOCAL  through  IC1,  and BFO signal through U1 should be mixed. And then, MARK (1.7kHz-85Hz) and SPACE (1.7 kHz + 80 Hz) signals are generated.   ②  One  side  is  delivered  to  SRG-3150DN  through attenuator and matching tool.    14.4. Local Synthesizer board (T-133)     As T-133 is SYNTHERSIZER PLL PCB, PLL IC and VCO  (POS-100)  make  up  PLL.  And,  it  is  outputted to  1st  LOCAL  input-signal  and,  as  7  MHZ  that  is generated  from  output  of  PLL IC  (IC15)  generates 49MHZ in 7 multiply circuit, it is used as 2nd LOCAL. BFO  signal  is  that  DM1  received  7MHZ  generated 456.7  kHz.  Besides,  as  it  transmits  and  receives with  CPU  BOARD  it  generates  the  signal  that controls NBDP receiver.  14.5. Power Circuit (T-025)  Power circuit consists of constant  voltage  circuit. And  while  power  on,  it  makes  ON  main  power  DC 24V, convert constant voltage +12V, +8V, +5V. If  it  is  overpowered  +32V,  then  power  off. Prevention to reversing voltage circuit is built-in.  14.6. Function Diagram of Rear Side ①  EMC                 : Supply power +24 to emg light. ②  RX ANT IN    : Impedance 50Ω  MF / HF RX ant Input jack. ③  ANT OUT        : Connect which send W/K signal   Received from 'RX /ant in' to main unit   ④  Key-Board    : Connect between keyboard and   SN-100. Supply +5V. Data. clk etc. ⑤  GND                : Receiver System Ground ⑥  FUSE                    : 5A Fuse(Printer +24V Fuse) ⑦  Printer                 : Connect to Printer ⑧  Printer Power   : Connector which supplies   +24V, +8V, GND to printer ⑨  FUSE                    : 3A Fuse(Power Supply Fuse) ⑩  Connector To Main Unit  : When  connected  to  SRG-3150DN,  transceiver PTT IN, PTT OUT, READY, Data AF+, AF-.
  54 Chapter 15. Troubleshooting 15.1. Overview   Cause  of  TROUBLE  in  equipment,  similar  to mechanic  cause  and  electronic  cause  appeared  in external and inner of   Equipment. Theses can be block by periodic check.   This  function  has  various  protecting  circuit  for trouble of external or inner and blocking damage of circuit and part. However,  in  case  of  having  trouble  and  damage, users have to find out problem. i.e., user should recognize first whether badness of equipment-self  or  external  problem.  To  hold  the performance of the initial equipment and the life, it needs  regular  checking  and  wrong  checking  and wrong  repair  can  reduce the performance  and life. Therefore, users should know following contents for right checking and repair.  15.2. Measuring Instrument  These equipment products for international radio telephone  rule.  Maintenance  &  adjustment  of  this equipment  have  to  control  from  correcting  test center  by  rated  testers  must  have  testers  for maintenance & adjustment daily as follow.   (1) Multi-tester for check for check that don't need to be delicated ohm, Voltage, current. (2)  TEST  PROBE  that  can  be  change  from  high-frequency signal to direct current. (3) High-frequency transit power supply that can be check  of  traveling  wave  of  until  1.6MHz~27.5MHz band max 150W~500W (4) 100MHz band max 150W, dummy load of 50Ω (5)  Frequency  counter  that  can  be  check  100MHz band (6) OSCILLOSCOPE that can be check 100MHz band (7) Other testers  15.3.  Maintenance  &  repair  of SRG-3150DN   (1) Antenna   When  happened  interface  (receiving  sensitivity degrees,  duplex  communication  interface)  during installation  or  using,  have  to  check  to  fault  of antenna for the first time. a) Check that antenna control to vertical bearings (WHIP ANTENNA) correctly. b) Check that posits metal things around antenna. c)  Is  it  O.K  connect  condition  &  insulation  of antenna  and  connecting  parts  between  transmitter receiver. d) After connecting the high-frequency wattmeter between  this  equipment  and  ATU,  measure  the progress  wave  and  the  reflected  wave.  If  the VSWR(Voltage  Standing  Wave  Ratio)  is  less  than 2:1, the connection of the antenna, connectors and coaxial cable is stable and the parts have no defect. If  the  VSWR  is  more  than  2:1,  the  connection  of the antenna, connectors and coaxial cable is bad or the parts have defect.  (2) Power Supply  Check power supply circuit even though volume & squelch  control,  not  appear  any  sound and  display at the front panel after connect power transmitter - receiver   a) Check is cut the fuse after open fuse holder at the rear of transmitter receiver. (Fuse: 30A)   b)  Is  it  correct  connects  condition  power connecting at rear of the transmitter receiver. (Fuse be cut in case of power polarity supply opposite) c)  Check  power  supply  voltage  at  the  power supply connector.   If 24V ± 10% is (21.6~26.4V), it's correct. Have to maintenance  if over  or  less,  the  badness  of  power supply equipment (POWER SUPPLY or BATTERY)   d)  Change  same  goods  if  check  power  circuit  T-1110 PCB (SRG-3150DN), it is badness.    (3) Transmitter  Check  follow  as when  hand set  is  correct. When transmitter  switch  hand  set  can't  receiver  at  the operating, check the connecting condition.   a)  Check  antenna  &  power.  Can't  receiver  when channel  selecting  is  incorrect  or  selected  ban channel.   b)  Check  T-1110(SRG-3150DN)  PCB  and  T-1113(SRG-3150DN)  PCB,  if  this  part  is  not  good, have to change.   c)  Not  able  to  receive  from  unmatched  channel and error sign is displayed.  (4) Receiver   After  check  each  switch  selecting  is  correct  for the first time, check as follow a)  Check  connects  of  speaker  after  check  air antenna or power. b)  Check  T-1110  PCB,  if  this  part  is  not  goods, have to change same goods. c)  Check  to  become  OFF  MODE,  check  MAIN  or EXTERNAL speaker select correctly.  (5) DSC Receiver   After  check  each  switch  selecting  is  correct  for the first time, check as follow.   a)   Check air antenna connection for DSC. b)   Check  T-1112  or  T-1110  PCB  of  inside  of equipment, if this part is not good, have to change same goods.
  55 (6) Switch and Display   According  to  manual,  confirm  error  using  or setting  value  and  in  case  of  no  error,  check  as follows.   a) Check T-1114 PCB. In case  of error, replacing same product. b) Check  connector  and  LCD or  cable  connected to  T-1110  PCB  of  or  T-1114  PCB  of  equipment.  In case of error, replacing same product.    15.4. NBDP SN-100    As SN-100 is NBDP terminal, error can happen on transceiver, power supply, CPU BOARD, LCD. When error happens, Check as follow. (1) Power Supply   ①  Power supply is not working.   Power  voltage  is  +24V  in  only  the  case  that power  supply  is  connected  toSRG-3150DN.  And,  if there  is  error,  check  the  power  supply  switch,  the connector  cable  to  SRG-3150DN,  fuse  (5A),  power polarity. ②  No power on the screen.     Firstly, check the  +12V  on U8  of  T-025,  +5V  on DC-DC  CONVERTER  and  then,  check  power  supply cable  that  is  connected  power  supply  board  and screen. If +12V is not supplied, LCD, CPU BOARD is not operated. If +5V is not supplied, CPU BOARD is not operated.    (2) Screen Display   ①. Screen display is not able to turn on.    Check that power is correctly supplied to LCD ②.  Screen  is  waved  or  there  is  white  line  on  the screen.   If  the  condition  of  the  connect  point  of  LCD connector or of LCD board are bad, connector and board  should  be  cleaned  with  detergent  material that is volatile.  (3) NBDP Data Receiving ①. Data is not received.    Firstly, check that ANT is correctly connected.   Check that +12V is generated on U1 of T-025           Check  that  SRG-3150DN  receive  W/K  signal.  If SRG-3150DN does not receive W/K signal, Check the third pin (IC4 of T-132) is approximately 3.2V (+ 3.2V is normal). And, check 1ST, 2ND, BFO is supplied.   Check  that  1.7  kHz  ±85Hz  on  CN8  of  T-132  is generated.  Check that DOT/PATTERN signal on 13th of U9 of T-130 is generated.    Check that DOT/PATTERN signal on 18th of IC3 of T-130 is generated.  (4) NBDP Data Transmitting   ①. Data is not transmitted     Check  the  connector  that  is  correctly  connected between SRG-3150DNand terminals.    Check that 1.7 kHz  ±85Hz on the 11th of DM1 of T-130 PCB  Check that the signal is supplied to SRG-3150DN  15.5.  Modulation  of  simple modulator   This  equipment  is  designed  to  minimize  adjust parts  and  all  modulator  (except  the  modulator  for power  supply)  is  to  be  required  to  manufacturer because it needs an accurate measuring instrument and a skilled technology.    15.6. Caution (1)  In  case  of  checking  transmitter  unit,  please contact dummy load.  (2)  In  case  of  separating  PCB,  pay  attention  to static electronic.  (3)  In case of modulating, use tools for modulation.  (4)  In  case  of  checking  or  modulating,  when measuring  instrument  contact  in  each  circuit,  user should  match  signal  of  the  circuit  and  PROBE  of measuring.  (5) In case of checking or modulating, pay attention to the difference when measuring instrument is Connected into each circuit or not.  (6) All maintenance had better be carried out in our agent or SAMYUNG ENC CO., LTD.
  56Chapter 16. Circuit Diagram & External Diagram

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