Hytera Communications PD70XGU2 Digital Portable Radio User Manual

Hytera Communications Corporation Ltd. Digital Portable Radio

User Manual

Preface
Thank you for purchasing Hytera DMR Digital Portable Radio. As a product built to the DMR standard, it is
endowed with ergonomic design, all-round digital functions and remarkable quality to refresh your
experience and enable you to be responsive to emergent situations.
To derive optimum performance from your product, please read this manual and the supplied Safety
Information Booklet carefully before use.
This manual is applicable to the following model:
PD70X
PD70XG
Instructional Icons
The following icons are available through this manual:
Alert Icons
Caution: indicates situations that could cause damage to your product.
Note: indicates tips that can help you make better use of your product.
Function Icons
: indicates functions that are available on digital channel only.
: indicates functions that are available on analog channel only.
Functions marked with no function icons are available on both analog and digital channels.
Term Explanation
Key Operation
Short press: to press a key and release it quickly.
Long press: to press a key and remain holding it down for a predefined period (2 seconds by default).
Hold down: to press a key and remain holding it down.
Private Call
Private Cal is a call initiated by a single user to another user.
Group Call
Group Call is a call initiated by a single user to a group.
All Call
All Call is a call initiated by a single user to all the other users on a channel.
Squelch
This technology can remove excessive background noises, improving your communication quality.
1
This radio is not intended for use by general population in an uncontrolled environment. It is only for
occupational use and only applied to work-related conditions.
The radio must be only used by users, who are fully aware of the hazards of the exposure and who
are able to exercise control over their RF exposure to qualify for the higher exposure limits.
2
Copyright Information
Hytera and HYT are trademarks or registered trademarks of Hytera Communications Co., Ltd. (“Hytera”)
in PRC and/or other countries or areas. Hytera retains the ownership of its trademarks and product
names. All other trademarks and/or product names that may be used in this manual are properties of their
respective owners.
The Hytera product described in this manual may include Hytera computer programs stored in memory or
other media. Laws in PRC and/or other countries or areas protect the exclusive rights of Hytera with
respect to its computer programs. The purchase of this product shall not be deemed to grant, either
directly or by implication, any rights to the purchaser with respect to Hytera computer programs. Any
Hytera computer programs may not be copied, modified, distributed, decompiled, or reverse-engineered
in any manner without the prior written consent of Hytera.
The AMBE+2TM voice coding technology embodied in this product is protected by intellectual property
rights including patent rights, copyrights and trade secrets of Digital Voice Systems, Inc.
This voice coding technology is licensed solely for use within this product. The user of this technology is
explicitly prohibited from attempting to decompile, reverse engineer, or disassemble the Object Code or in
any other way convert the Object Code into a human readable form.
U.S. Patent Nos. #6,912,495 B2, #6,199,037 B1, #5,870,405, #5,826,222, #5,754,974, #5,701,390,
#5,715,365, #5,649,050, #5,630,011, #5,581,656, #5,517,511, #5,491,772, #5,247,579, #5,226,084 and
#5,195,166.
Disclaimer
Hytera endeavors to achieve the accuracy and completeness of this manual, but no warranty of accuracy
or reliability is given. All the specifications and designs are subject to change without prior notice due to
continuous technology development. No part of this manual may be copied, modified, translated, or
distributed in any manner without the express written permission of Hytera.
If you have any suggestions or would like to learn more details, please visit our website at:
http://www.hytera.cn.
RF Energy Exposure Compliance
Your radio is designed and tested to comply with a number of national and international
standards and guidelines (listed below) regarding human exposure to radio frequency
electromagnetic energy. This radio complies with the IEEE and ICNIRP exposure limits for
occupational/controlled RF exposure environment at operating duty factors of up to 50%
transmitting and is authorized by the FCC for occupational use only. In terms of measuring
RF energy for compliance with the FCC exposure guidelines, your radio radiates measurable
RF energy only while it is transmitting (during talking), not when it is receiving (listening) or
in standby mode.
The device complies with SAR and/or RF field strength limits of RSS-102 requirement
Your radio complies with the following of RF energy exposure standards and
guidelines
United States Federal Communications Commission, Code of Federal Regulations; 47CFR
part 2 sub-part J
American National Standards Institute (ANSI)/Institute of Electrical and Electronic Engineers
(IEEE) C95. 1-1992
Institute of Electrical and Electronic Engineers (IEEE) C95. 1-1999 Edition
International Commission on Non-Ionizing Radiation Protection (ICNIRP) 1998
Operational Instructions and Training Guidelines
To ensure optimal performance and compliance with the occupational/controlled environment
RF energy exposure limits in the above standards and guidelines, users should transmit no more
than 50% of the time and always adhere to the following procedures; and should transmit no more
than 50% of the time, although the hardware support transmission up to 100% of the time in
analog mode and up to 50% in digital mode.
The radio may use Chest Pack(LCBN13) as optional assessory, The chest Pack provide an extra
protection to the operator under RF exposure due to special measures taken during design and
manufacturing process. Chest Packis designed allow the radio only stick to it with belt-clip.the
belt-clip will provide necessary distance between antenna and operator's body. The operator
should follow Chest Pack usage instruction to ensure compliance with RF energy exposure limits.
Transmit and Receive
To transmit (talk), push the Push-To-Talk (PTT) key; to receive, release the PTT key.
EU Regulatory Conformance
The equipment is in compliance with the essential requirements and other relevant provisions of
the Directive 1999/5/EC.
Note: The above information is applicable to EU countries only.
FCC Licensing Information
Part 15 Compliance
This equipment has been tested and found to comply with the limits for a Class B digital device,
pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection
against harmful interference in a residential installation. This equipment generates, uses and can
radiate radio frequency energy and, if not installed and used in accordance with the instructions,
may cause harmful interference to radio communications. However, there is no guarantee that
interference will not occur in a particular installation. If this equipment does cause harmful
interference to radio or television reception, which can be determined by turning the equipment off
and on, the user is encouraged to try to correct the interference by one or more of the following
measures:
Reorient or relocate the receiving antenna.
Increase the separation between the equipment and receiver.
Connect the equipment into an outlet on a circuit different from that to which the receiver is
connected.
Consult the dealer or an experienced radio/TV technician for help.
FCC Licensing Requirements
A license from Federal Communications Commission is required prior to use. Your dealer will
program each radio with your authorized frequencies, signaling codes, etc., and will be there to meet
your communications needs as your system expands. Contact your dealer for more information.
Contents
Checking Items in the Package................................................................................................................. 7
Product Overview ...................................................................................................................................... 8
Product Controls..............................................................................................................................8
Programmable Keys ........................................................................................................................8
Before Use .............................................................................................................................................. 10
Charging the Battery......................................................................................................................10
Assembling the Accessories ..........................................................................................................11
Status Indication ...................................................................................................................................... 13
LED Indicator.................................................................................................................................13
Basic Operations ..................................................................................................................................... 14
Turning the Radio On/Off...............................................................................................................14
Adjusting the Volume.....................................................................................................................14
Selecting a Zone............................................................................................................................14
Selecting a Channel.......................................................................................................................14
Switching the Channel Mode .........................................................................................................14
Call .......................................................................................................................................................... 15
Private Call .........................................................................................................................15
Group Call ...........................................................................................................................15
All Call .................................................................................................................................15
Calls on Analog Channels ...................................................................................................16
Functions and Operations ....................................................................................................................... 17
Adjust Power Level........................................................................................................................17
Scan ..............................................................................................................................................17
Talk Around....................................................................................................................................18
Monitor .................................................................................................................................18
Squelch Off ........................................................................................................................18
Emergency ....................................................................................................................................18
Adjust Squelch Level ..........................................................................................................22
Battery Power Indicator .................................................................................................................22
Man Down (optional)......................................................................................................................22
Scrambler /Encrypt .......................................................................................................23
Busy Channel Lockout...................................................................................................................23
5
Time-out Timer (TOT) ....................................................................................................................23
Pseudo Trunking .................................................................................................................23
MIC AGC .......................................................................................................................................24
Troubleshooting....................................................................................................................................... 25
Care and Cleaning .................................................................................................................................. 27
Optional Accessories............................................................................................................................... 28
6
Checking Items in the Package
Please unpack carefully and check that all items listed below are received. If any item is missing or
damaged, please contact your dealer.
Battery Charger Power Adapter
Antenna Belt Clip Strap
Owner’s Manual/ Safety Information Booklet Radio Unit
Note: The antenna may vary with different frequency bands. And the frequency band is marked on
the label of antenna; if not, please refer to the label on the radio unit for frequency band information.
7
Product Overview
Product Controls
8
1 SK1 (Side Key
1)
2 PTT Key
3 SK2 (Side Key
2)
4 TK (Top Key)
5 Channel
Selector Knob
6 Speaker
7 LED Indicator
8 Radio On-Off/Volume
Control Knob
10 Accessory Jack
11 Battery Latch
12 Antenna
9 Microphone
13 Belt Clip
14 Battery
Programmable Keys
For enhanced convenience, you may request your dealer to program the keys SK1, SK2, and TK as
shortcuts to the functions listed below:
No. Shortcut Keys Description
1 Zone Up
To select a desired zone quickly
2 Zone Down
3 Adjust Power Level To adjust power level quickly
4 Talk Around To directly communicate with other radios
Monitor
5 To adjust the condition for incoming signal
match
Monitor Momentary
6
9
7 Squelch Off To always unmute speaker no matter whether
carrier is present or not
8 Squelch Off Momentary
9 Scan To receive signals on other channels
To temporarily ignore unwanted channel
activity
10 Nuisance Temporary Delete
11 Emergency To summon help in emergent situations
To temporarily adjust the squelch threshold
required for the radio to unmute
Adjust Squelch Level
12
13 Battery Power Indicator To indicate the battery strength
14 Man Down To activate Emergency in the case that the
radio is positioned aslant for a preset time
period due to an unexpected situation
Scrambler /Encrypt
15 To encrypt your voice so as to guarantee
privacy of your communication
Note:
(1) Long and short press of a key can be assigned with different functions by your dealer.
(2) The TK is programmed as the Emergency key by default, and is programmable by your dealer.
Before Use
Charging the Battery
Use only the charger and battery specified by Hytera. Charger LED can indicate the charging process.
Charge Diagram
Procedures
1. Connect the power adapter to AC source. See arrow .
2. Plug the power adapter into the rear socket of the charger. See arrow .
3. Place the radio with the battery attached, or the battery alone, into the charger.
4. The charging process initiates when LED glows red, and is completed when LED glows green.
Note: To achieve optimal battery performance, please charge the battery for 5 hours before initial
use.
Charge Indicator
LED Indicator Charge Status
10
Red LED flashes slowly. Standby (no load)
Red LED glows. Charging
Orange LED glows. 90% charged
Green LED glows. Fully charged
Red LED flashes rapidly. Failure
Caution: Be sure to read the Safety Information Booklet, to get necessary safety information.
Assembling the Accessories
Attaching the Antenna
Turn the antenna clockwise to fasten it.
To remove the antenna, rotate it counter-clockwise.
Attaching the Battery
1. Insert the battery into top of the radio. See arrow
1.
2. Slightly press the bottom of the battery until a click is heard. See arrow
2.
11
To remove the battery, turn off the radio first. Then slide the battery latch upwards to unlock the battery.
Attaching the Belt Clip
1. Remove the screws.
2. Align the screw holes on the belt clip with those on the radio’s body, and then tighten the screws.
To remove the belt clip, loosen the screws.
Attaching the Audio Accessory/Programming Cable
1. Open the accessory jack cover as the arrow shown.
2. Align the plug with the accessory jack.
3. Tighten the screw on the plug.
To remove accessories, loosen the screw.
Caution: When you are using an external accessory, waterproof performance of the radio may get
affected.
12
13
Status Indication
LED Indicator
The top LED indicator will help you easily identify the current radio status.
LED Indicator Radio Status
LED flashes green. Powering on
LED glows red. Transmitting
LED glows green. Receiving
LED flashes green
slowly.
Scanning
LED flashes orange
rapidly.
Emergency
LED glows orange. Call ended (within the preset time period)
14
Basic Operations
Turning the Radio On/Off
Rotate the Radio On-Off/Volume Control knob clockwise/counter-clockwise until a click is heard to turn
the radio on/off.
Adjusting the Volume
After turning the radio on, rotate the Radio On-Off/Volume Control knob clockwise to increase the call
volume, or counter-clockwise to decrease it.
Selecting a Zone
A zone is a group of channels exhibiting the same property, and is programmed by your dealer. The radio
supports 3 zones: Zone 1, Zone 2 and Zone 3. Each zone contains 16 channels at most.
You may quickly toggle to your desired zone by pressing the programmed Zone Up or Zone Down key.
In the process, you will hear one alert tone for Zone 1, two alert tones for Zone 2 and three alert tones for
Zone 3.
Selecting a Channel
Rotate the Channel Selector knob to select a desired channel.
Switching the Channel Mode
Each channel can be programmed as either analog channel or digital channel. If the current zone
includes both analog and digital channels, you may quickly switch between digital and analog through the
Channel Selector knob.
Call
To ensure optimal volume of the receiving radio, hold the radio approximately 2.5 to 5 centimeters away
from your mouth.
Private Call
Transmitting a Private Call
In standby mode, hold down the PTT key to transmit a Private Call to the Private Call contact preset for
the current channel.
Note: Your dealer may preset a contact for each digital channel. The preset contact could be a
Private Call contact, a Group Call contact or an All Call contact.
Receiving and Responding to a Private Call
When a Private Call is received, you can listen to it without any operation, and you may hold down the
PTT key within the preset time period to call back.
Group Call
Transmitting a Group Call
In standby mode, hold down the PTT key to transmit a Group Call to the Group Call contact preset for the
current channel.
Receiving and Responding to a Group Call
When a Group Call is received, you can listen to it without any operation, and you may hold down the
PTT key within the preset time period to call back.
All Call
Transmitting an All Call
In standby mode, hold down the PTT key to transmit an All Call to the All Call contact preset for the
current channel.
Note: You can transmit an All Call only when it is enabled by your dealer.
Receiving an All Call
When an All Call is received, you can listen to it without any operation.
15
Note: You cannot respond to an All Call.
Calls on Analog Channels
To transmit on an analog channel, hold down the PTT and speak into the microphone. To receive, release
the PTT key.
16
Functions and Operations
Adjust Power Level
With this feature, you may switch power levels quickly. Generally, we recommend you to adopt low power
for battery saving. However, if you cannot communicate with radios located at a distant place with low
power, please select high power.
Operation:
Press the programmed Adjust Power Level key to switch between high power and low power (from low
power to high power: a high-pitched tone sounds; from high power to low power: a low-pitched tone
sounds).
Scan
This feature allows you to listen to communication activities on other channels so that you can keep a
close track of your team members.
Operation:
1. To enable the feature, press the programmed Scan key in standby mode (a high-pitched tone
sounds); or
Switch to a channel on which the feature “Auto Scan” is enabled via the programming software.
2. After the feature is enabled, your radio will scan according to the scan list set for the channel on
which scanning starts. The scanning process is as follows:
z During scanning, the LED flashes orange.
z When activities are detected on a channel, the radio will stay on the channel to receive current
activities, and the LED glows green.
z If you don’t want to hear activities on the channel, press the programmed Nuisance Temporary
Delete key to remove the channel from the scan list temporarily.
z If you want to continue staying on the channel, press the programmed Monitor or Squelch Off
key during scan stay.
3. To exit the scanning process, press the programmed Scan key again (a low-pitched tone sounds).
17
Talk Around
This feature allows you to continue communication even when the repeater malfunctions, or when your
radio is out of the repeater’s range but within the coverage range of other radios.
Operation:
Press the programmed Talk Around key to enable the feature (a high-pitched tone sounds). To disable
the feature, press this key again (a low-pitched tone sounds).
Monitor
To adjust match conditions for signal receiving, you can enable the feature “Monitor”.
Operation:
Press the programmed Monitor key to enable the feature (a high-pitched tone sounds). To disable
the feature, press this key again (a low-pitched tone sounds).
Hold down the programmed Monitor Momentary key to enable the feature (a high-pitched tone
sounds). To disable the feature, release this key (a low-pitched tone sounds).
Squelch Off
If the feature “Squelch Off” is enabled, the speaker will keep unmuted no matter whether carrier is
present.
Operation:
Press the programmed Squelch Off key to enable the feature, and the radio sounds background
noise (a high-pitched tone sounds). To disable the feature, press this key again (a low-pitched tone
sounds).
Hold down the programmed Squelch Off Momentary key to enable the feature, and the radio
sounds background noise (a high-pitched tone sounds). To disable the feature, release this key (a
low-pitched tone sounds).
Emergency
18
In case of an emergency, you can use the feature to ask for help from your companion or control center.
The Emergency process has the highest priority. You can make emergency operation even when your
radio is transmitting or receiving.
To enable the feature on a channel, an emergency system must be assigned to the channel via the
programming software. In addition, the Emergency type, Emergency ID type and Emergency mode are
settable via the programming software.
Emergency Type
For each Emergency mode, there are four Emergency types available. You can select one of them via
your dealer:
Emergency Type Description
Siren Only In Emergency mode, the radio will sound shrill alarm tone.
Regular In Emergency mode, the radio will give audible and visible
indication.
Silent In Emergency mode, the radio won't give any audible or visible
indication.
Silent with Voice In Emergency mode, the radio won’t give any audible or visible
indication, but will receive voice ACK from the companion or
control center automatically.
Emergency ID Type
Your radio supports two Emergency ID types. You can select one of them via your dealer:
Emergency ID Type Description
None No signaling is used when the radio sends alarm information.
HDC1200 HDC1200 signaling is used when the radio sends alarm
information.
Emergency Mode
Your radio supports three Emergency modes. You can select one of them via your dealer (Note: For the
following operation methods, we take the “Regular” type as an example).
Emergency Mode Description
Alarm
In this mode, you can send alarm information to your
19
companion or control center by pressing the programmed
Emergency key, but you cannot talk with them.
Alarm with Call
In this mode, you can send alarm information by pressing the
programmed Emergency key. When the alarm tone
disappears (None) or after the Emergency ID is sent
(HDC1200), you can speak into the microphone, allowing your
voice and background noise to be transmitted automatically
(you do not need to hold down the PTT key).
Call Only In this mode, press the programmed Emergency key to go to
the Revert Channel, and speak into the microphone, allowing
your voice and background noise to be transmitted
automatically (you do not need to hold down the PTT key).
Operation Methods for Analog Emergency
Alarm (None & HDC1200)
Operation: Press the programmed Emergency key to send alarm information, and the LED glows red.
(None: If “Local Emergency Alarm" is enabled via the programming software, an alarm tone will sound.)
The following methods are available for you to exit the Emergency mode:
1. Once the Alarm Cycles expire, the radio will exit the Emergency mode automatically.
2. Long press the programmed Emergency key.
3. Hold down the PTT key. The radio will transmit on the channel on which the radio operates before
entering the Emergency mode. (HDC1200)
Alarm with Call (None & HDC1200)
Operation:
1. Press the programmed Emergency key to send alarm information, and the LED glows red. (None: If
“Local Emergency Alarm" is enabled via the programming software, an alarm tone will sound.)
2. When the alarm tone disappears (None) or after the Emergency ID is sent (HDC1200), you can
speak into the microphone to make an emergency call.
3. When the LED flashes orange, your radio is receiving.
20
Two methods are available for you to exit the Emergency mode:
1. After the preset Alarm Cycles and Voice Cycles expire, the radio will exit the Emergency mode
automatically. (None)
2. Long press the programmed Emergency key.
Call Only (HDC1200)
Operation:
1. Press the programmed Emergency key to go to the Revert Channel, and the LED glows red.
2. If the feature “Alarm with Call to Follow” is enabled, you can speak into the microphone to make an
emergency call when the LED glows red.
3. When the LED flashes orange, your radio is receiving.
To exit the Emergency mode, long press the programmed Emergency key.
Note: Your dealer may set the number of alarm cycles and alarm duration (None), number of
polite retries and impolite retries (HDC1200), number of voice cycles, duration of each transmission and
TX interval.
Operation Method for Digital Emergency
Call Only
Operation:
1. Press the programmed Emergency key to go to the Revert Channel.
2. If the feature “Alarm with Call to Follow” is enabled, you can speak into the microphone to make an
emergency call when the LED glows red.
3. When the LED flashes orange, your radio is receiving.
If the preset Voice Cycles expire, you can hold down the PTT key to make the emergency call again (the
LED glows red). After the emergency call is transmitted, please release the PTT key to receive.
To exit the Emergency mode, long press the programmed Emergency key.
Note: Your dealer may set the number of voice cycles, duration of each transmission and TX
interval.
21
Adjust Squelch Level
This feature allows you to adjust the squelch threshold required for the radio to unmute.
Generally, “Tight” is used in high noise environment. It requires stronger signal for the radio to unmute.
If the squelch level is set to Open, the speaker will keep unmuted irrespective of the satisfaction of
decoding conditions.
Operation:
Press the programmed Adjust Squelch Level key to switch among Tight, Open and Normal (from Tight
to Open, a low-pitched tone and background sound are heard; from Open to Normal, a high-pitched tone
is heard and the background sound disappears; from Normal to Tight, a high-pitched tone is heard).
Battery Power Indicator
This feature allows you to know the current battery strength.
Operation:
Hold down the programmed Battery Strength Indicator key, and the radio will give a specific indication
to represent the current battery strength. Release the key to exit.
Indication Battery Strength
Green LED glows. High
Orange LED glows. Medium
Red LED glows. Low
Red LED glows and the low
battery alert sounds.
Insufficient
Man Down (optional)
With this feature, your radio will alarm automatically to summon help from your companion if it is
positioned aslant for a certain time period.
Operation:
1. To enable the feature,
z Press the programmed Man Down key (a high-pitched tone sounds); or
z Turn on the radio if the feature is enabled via the programming software.
2. Your radio will sound a pre-alert tone if it is positioned aslant for a preset time period, and will enter
the Emergency mode if you do not place it vertically within such time period. To exit the Emergency
mode, please place it upright.
3. To disable the feature,
z Press the programmed Man Down key (a low-pitched tone sounds).
22
Scrambler /Encrypt
The Scrambler/Encrypt feature can encrypt your audio signals to prevent eavesdropping. Thus privacy of
your communication is guaranteed.
Operation:
z Press the programmed Scrambler/Encrypt key to enable Scrambler or Encrypt on the current
channel (a high-pitched tone sounds); press the key again to disable the feature (a low-pitched tone
sounds).
z If the Scrambler/Encrypt feature is enabled for a channel via the programming software, switch to the
channel to enable the feature, or exit the channel to disable the feature.
Busy Channel Lockout
If enabled via the programming software, this feature can prevent your radio interfering with other
transmitting radios on the same channel. If you hold down the PTT key while the channel is in use, your
radio will keep beeping, alerting you to transmission prohibition. To stop beeping, please release the PTT
key. When the channel is free, you can press and hold down the PTT key to transmit.
Time-out Timer (TOT)
The purpose of TOT is to prevent any user from occupying a channel for an extended period. If the preset
time expires, the radio will automatically terminate transmission and keep beeping. To stop beeping,
please release the PTT key. You must wait for a certain time period (preset by your dealer) to initiate
another transmission.
If the pre-alert function is set by your dealer, your radio will alert you to the TOT expiration in advance.
Note: This feature is null in Emergency mode.
Pseudo Trunking
This feature can be enabled via the programming software. If your radio operates on a channel with this
feature enabled and one time slot is already occupied, it can transmit and receive on the other free time
slot, allowing you to communicate timely under emergent situations.
23
24
MIC AGC
If enabled via the programming software, your radio will process the audio signals during transmission,
providing improved audio for the receiving radio.
25
Troubleshooting
Phenomena Analysis Solution
The battery may be
improperly installed.
Remove the battery and attach it again.
The battery may run out. Recharge or replace the battery.
The radio can not be
powered on.
The battery may suffer from
poor contact caused by
dirtied or damaged battery
contacts.
Clean the battery contacts. If the problem
can not be solved, contact your dealer or
authorized service center for inspection and
repair.
The battery strength may be
too low.
Recharge or replace the battery.
The volume may be set to a
low level.
Increase the volume.
The antenna may get loose
or may be improperly
installed.
Power off the radio, and re-install the
antenna.
During receiving
signals, the voice is
weak, discontinuous or
totally inactive.
The speaker may be
blocked or damaged.
Clean surface of the speaker. If the problem
can not be solved, contact your dealer or
authorized service center for inspection and
repair.
The frequency or signaling
may be inconsistent with
that of other members.
Set your TX/RX frequency and signaling to
the same as that of other members.
The channel type
(digital/analog) may be set
inconsistently.
Make sure all members are on the same
digital/analog channel.
You can not
communicate with
other members.
You may be too far away
from the group members.
Move towards other members.
26
You may be interrupted by
radios using the same
frequency.
Change the frequency, or adjust the squelch
level.
Irrelevant
communication or
noise is heard on the
channel.
The radio may be set with
no signaling.
Set signaling for all member radios to avoid
interference at the same frequency.
You may be too far away
from other members.
Move towards other members.
You may be at an
unfavorable position. For
example, your
communication may be
blocked by high buildings or
frustrated in the
underground areas.
Move to an open and flat area, and restart
the radio.
The noise is too loud.
You may suffer from
external disturbance (such
as electromagnetic
interference).
Stay away from equipment that may cause
interference.
The GPS cannot locate
your position.
No GPS signal is received.
Move to an open and flat area, and restart
the radio.
If the above solutions can not fix your problems, or you may have some other queries, please contact us
or your local dealer for more technical support.
Care and Cleaning
To guarantee optimal performance as well as a long service life of the product, please follow the tips
below.
Product Care
Do not pierce or scrape the product with any edged instruments or hard objects.
Keep the product far away from substances that can corrode the circuit.
Do not hold the product by its antenna or earpiece cable directly.
Attach the accessory jack cover when the product is not in use.
Product Cleaning
Clean up the dust and fine particles on the product surface and charging piece with a clean and dry
lint-free cloth or a brush regularly.
Use neutral cleanser and a non-woven fabric to clean the keys, control knobs and front case
long-time use. Do not use chemical preparations such as stain removers, alcohol, sprays or oil
preparations, so as to avoid surface case damage. Make sure the product is completely dry before
use.
Caution: Power off and remove the battery before cleaning.
27
Optional Accessories
The following items are the main optional accessories for the product, and please consult your local
dealer for more other accessories.
Remote Speaker Microphone
(IP57) SM18N2
Earpiece with On-MIC
PTT & Transparent
Acoustic Tube EAN16
D-earset with In-Line Microphone
EHN12
Earbud with On-MIC PTT
ESN10
Carrying Case (for thick battery)
(leather) (swivel) LCY003
3-Wire Surveillance Earpiece with
Transparent Acoustic Tube (beige)
EAN17
Six-Unit Switching Power
PS7002
Caution: Use the accessories specified by Hytera only. If not, Hytera shall not be liable for any
losses or damages arising out of use of unauthorized accessories.
28
Chest Pack LCBN13

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