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Phenomena 

Analysis 

Solution 

The radio cannot be powered on. 

The power cord may be unconnected. 

Connect the power cord correctly. 

During receiving, the voice is 
weak, discontinuous or totally 
inactive. 

The volume may be set to a low level. 

Increase the volume by rotating the Volume Control knob clockwise. 

The antenna may get loose or improperly installed. 

Power off the radio, re-install the antenna and power on the radio 
again. 

The speaker may be blocked or damaged. 

Clean surface of the speaker. If the problem can not be solved, contact 
your dealer or our authorized service center for inspection and repair. 

You can not communicate with 
other members in Analog mode. 

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. 

You may be too far away from the group members. 

Move towards other members. And make sure that you are within the 
communication range. 

You can not communicate with 
other members in Digital mode 
although there is receiving 
indication. 

Your ID may be inconsistent with that of other 
members. Consequently, the digital carrier can be 
received but can not be demodulated. 

Set your ID to the same as that of other members. 

Irrelevant communications or 
noises are heard on the analog 
channel. 

You may be interrupted by products using the 
same frequency. 

Adjust the squelch level. 

The product may be set with no signaling. 

Set your radio with signaling to avoid interference at the same 
frequency, and make sure that all members share the same signaling. 

The noise is too loud. 

You may be too far away from other members. 

Move towards other members, and then try again. 

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 product. 

You may suffer from external disturbance (such as 
electromagnetic interference). 

Stay away from equipment that may cause interference. 

You can not use the keys. 

The keypad may fail to function temporarily. 

Restart the radio. 

The LCD does not display any 
information.

The LCD may fail to function temporarily.

Restart the radio. 

The GPS cannot locate your 
position.

The GPS antenna is improperly connected. 

Connect the GPS antenna correctly. 

No GPS signal is received.

Move to an open and flat area, and restart the product. 

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. 

Troubleshooting

Содержание DIGITAL MOBILE RADIO

Страница 1: ...OWNER S MANUAL DIGITAL MOBILE RADIO...

Страница 2: ...derive optimum performance from the product please read this manual and the supplied Safety Information Booklet carefully before use This manual is applicable to the following model MD78X X may indic...

Страница 3: ...er 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 e...

Страница 4: ...t 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 us If you have any sug...

Страница 5: ...and guidelines users should transmit no more than 50 of the time and always adhere to the following procedures 1 Antenna gain must not exceed 5dBi for UHF or 3 5dBi for VHF 2 The antenna installation...

Страница 6: ...l 10 Switching the Channel Mode 10 Call 11 Private Call 11 Group Call 12 All Call 12 Calls on Analog Channels 12 Phone 12 Menu Navigation 14 Contact 14 Phone 15 Message 15 Call Logs 16 Roaming 16 Scan...

Страница 7: ...hannel Steering 29 Radio Registration Service 29 GPS Revert 29 Signaling Introduction 30 HDC1200 30 5 Tone 30 2 Tone 31 Troubleshooting 32 Care and Cleaning 33 Optional Accessories 34 Appendix 35 Inpu...

Страница 8: ...sing or damaged please contact your dealer Note To realize functions enabled by inputting please purchase a palm microphone with keypad Go to Optional Accessories for more details Mounting Bracket Kit...

Страница 9: ...10 Programmable Keys 11 Microphone Jack 12 Microphone Installation Index Rear Panel No Part Name No Part Name 1 RF Antenna Connector 2 Power Inlet 3 Accessory Jack 4 GPS Antenna Connector Note The GP...

Страница 10: ...uelch Level To temporarily adjust the squelch threshold required for the radio to unmute 18 Scrambler Encrypt Scrambler To encrypt your voice so as to guarantee privacy of your communication Encrypt T...

Страница 11: ...accidents The loose radio may cause bodily injury Install the radio in a location where it s easy to reach the front panel controls Ensure that the available space for wiring at back of the radio is...

Страница 12: ...Unit 2 Locking Knobs 3 Mounting Bracket 4 Self tapping Screws 4 8 20 mm 5 Palm Microphone 6 Self tapping Screws 4 16mm 7 Microphone Hanger 8 Power Inlet 9 Power Cord black 10 Power Cord red 11 Fuse 1...

Страница 13: ...eaker Icon The speaker is unmuted Emergency Icon The Emergency mode other than secret emergency is active or an emergency message is received Knob Operation Mode Icon The knob currently operates in ch...

Страница 14: ...a a repeater LED Indicator The 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...

Страница 15: ...sing the programmed Zone Up or Zone Down key Note You dealer may designate the power up zone and channel If not the radio will enter the zone and channel last used Selecting a Channel Press the Volume...

Страница 16: ...ld down the PTT key to transmit the Private Call Transmitting a call through Manual Dial 1 Go to Menu Contact Manual Dial 2 Input a Private Call number you want to call using the microphone with a key...

Страница 17: ...u do not respond to a received Group Call the radio will display the missed call icon The indication information is the same as that for the Private Call Call All Call Transmitting an All Call Two met...

Страница 18: ...successfully the radio goes to the DTMF keypad mode again 2 Make the phone call Live Dial Hold down the PTT key and enter the phone number via the palm microphone with keypad Release the PTT key after...

Страница 19: ...tails Editing a Contact You can edit the number and alias of each Private Call contact Viewing a Contact You can view details of each contact Deleting a Contact You can delete a Private Call contact H...

Страница 20: ...low it to be used normally Phone To access this item press the Menu key in the home screen and then select Phone Phone List To store phone contacts Manual Dial You can manually input a phone number to...

Страница 21: ...each message you can choose to perform any of these operations Send Save and Delete To delete all messages in the Drafts select Message Drafts Delete All Call Logs To access this item press the Menu k...

Страница 22: ...e selected channel as a non priority or as a priority channel If you are interested in activities on a channel you can set it as a priority channel which will be scanned more frequently than a non pri...

Страница 23: ...e home screen There are three levels available Tight Normal and Open The default squelch level is Normal and is often used in low noise environment And generally Tight is used in high noise environmen...

Страница 24: ...whether the radio will give tone indication when it receives a Private Call Group Call to set whether the radio will give tone indication when it receives a Group Call Talk Permit to set whether the...

Страница 25: ...s the manual dialing interface Then enter the private call or group call number using a palm microphone with keypad For specific operations please refer to Menu Navigation Contact Manual Dial in this...

Страница 26: ...on the channel to receive current activities If your radio stays on a non priority channel the LCD will display icon if on Priority Channel 1 or Priority Channel 2 the LCD will display icon or icon r...

Страница 27: ...bled the speaker will keep unmuted no matter whether carrier is present Operation Press the programmed Squelch Off key to enable the feature Then the radio displays the icon and sounds background nois...

Страница 28: ...pervise the device C connect it with Radio B and press the P1 key on Radio A To supervise the device via a third party software If the Telemetry feature is enabled for the radio by your dealer you can...

Страница 29: ...cy 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...

Страница 30: ...T key Functions and Operations Operation Methods for Analog Emergency Alarm None HDC1200 Operation Press the programmed Emergency key to send alarm information The radio displays the icon and indicati...

Страница 31: ...And when a call is received the icon appears 4 If the preset Voice Cycles expire you can hold down the PTT key to make the emergency call again the radio displays Functions and Operations the icon wi...

Страница 32: ...arm with Call to Follow feature is enabled you can speak into the microphone to make an emergency call when the radio displays the icon 3 When the icon appears you can receive And when a call is recei...

Страница 33: ...off only through the Power On Off key Operation To power on the radio start the engine or long press the Power On Off key to power it off press the Power On Off key Scrambler Encrypt The Scrambler En...

Страница 34: ...radio will process the audio signals during transmission providing improved audio for the receiving radio Functions and Operations Emergency Footswitch This feature must be realized through further de...

Страница 35: ...cations PTT ID After decoding the LCD displays the icon and ID or alias of the transmitting party Selective Call After decoding the radio provides the following indications Alert The radio will sound...

Страница 36: ...your dealer to configure the correct format and type for the encoding contents 2 Press PTT key or the programmed One Touch Call 1 One Touch Call 5 keys to send the 5 Tone signaling During encoding th...

Страница 37: ...odulated Set your ID to the same as that of other members Irrelevant communications or noises are heard on the analog channel You may be interrupted by products using the same frequency Adjust the squ...

Страница 38: ...heat dissipation Do not place the product in corrosive agents solutions or water Product Cleaning Clean up the dust and fine particles on the product parts with a clean and dry lint free cloth or a br...

Страница 39: ...for the product and please consult your local dealer for more other accessories Caution Use the accessories specified by the Company only If not the Company shall not be liable for any losses or damag...

Страница 40: ...hlight the characters and choose the right character using the Up Down key 5 Press the OK key to enter the selected character You can repeat the above steps to continue English Operation 1 Press to sw...

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