Lisheng DM-R88 User Manual Download Page 7

DMR

 

DIGITAL

 

TWO

 

WAY

 

RADIO

                                                                                                                             

DMR

 

DIGITAL

 

TWO

 

WAY

 

RADIO

 

While press and hold MONI key, rotate Power   
Supply Switch / Volume Adjuster to adjust   
volume of transceiver. 

Note

The Monitor key will be set at Side button PF1 or PF2 via software 

programming.  
 

Selecting Channels 

Rotate the channels selector to select the   
channels you desired. When your transceiver   
receives the signals, the speaker will sound.   
Please note this radios has two zones,   
there is 16channels in Zone1 and another 16channels in Zone2. 
 

Note

 

·When in VOX mode, you don’t need to press PTT key and speak into the 
microphone. 
·When the battery voltage is too low, the transmission will stop and the 
speaker utter Low Battery Alarm. (See Page---) 
 

Functions Instructions 

Functions Instruction 

LED indicator 

The LED indicator indicates the transceiver working status. 
Red – Indicates transceiver is transmitting now. 
Green—Indicates transceiver is switching on or receiving unencrypted call 
or signal, or it is checking the aerial sports now. 
 

Alert Tone 

Alert Tone indicates the transceivers status, or indicates the transceivers 
receive the signal data response. 

Continuous Tone

: Alert Monotonous tone. Transceivers will alert 

continuously till stop. 

Periodic Tone

: According to the set time of duration in the transceiver, it 

will alert the periodic tone. Tone is self start, stop and repeat. 

Repeating Tone

: The self-repeating tone, it will be stopped by users. 

Momentary Tone

: Only alert momentary one time, the time set by users 

via software. 
 

Call (PTT) Key 

The 32 channels in the transceiver all can be set as digital channel. 
1.  When in transmitting, press PTT key to transmit signal. Release PTT to 

receive. When you press PTT, it will active microphone. 

2.  When do not transmit PTT key use to initiate a new call. According to 

programming, if ‘Talk Permit Tone’ is active, wait till the tone is over. 

3.  When in the process of transmitting, if your transceiver is active “CH 

Free Indication Tone” function (this will be pre-programmed), then 
when your partner is releasing the PTT key, you will hear a short tone 
that suggest you this channel is free, and waiting for your answer. 

4.  If the transmitting is stopped (Like transceiver receive the emergency 

call), you will still listen the “CH Free Indication Tone”. You can stop all 
the tones of transceiver to turn off the ‘CH Free Indication Tone’. 

5.  You can turn the knob to transfer the digital channel. 
 

Receiving and Transmitting 
Select Zone 

One zone is one group of channels. The transceiver can support two 
zones; there is 16channels in each zone. 
1.  Press pre-programmed zone button. 
2.  You will hear a positive tone, that indicates the transceiver already 

transfers from Zone1 to Zone2; or you will hear a negative tone, that 
indicates the transceiver already transfer from Zone2 to Zone1. 

After programming the transceiver channel, Members ID, Zones ID, you 
can turn the channel knob to select channel, users ID or Zones ID. 
 

Receiving and answering transceiver call 

After programming the transceiver channel, Members ID, Zones ID, you 

Summary of Contents for DM-R88

Page 1: ...Overview Basic Operations Functions Instruction Troubleshooting Specifications Thank you for purchasing our professional DMR digital two way radio This easy to use radio will always offer you reliable...

Page 2: ...es have carried with an air bag do not put your radios within the air bag expand coverage Do not try to dismantle the machine and maintained by non professional people who may do harm to the machine D...

Page 3: ...Antenna Battery Pack Charger Adaptor Belt Clip Hand strap User s Manual Charger Information Only use the charger which specified by supplier The charger s LED indicator would show you the charging sta...

Page 4: ...charging Using the radio during charging will affect the battery pack to be charged normally During charging do not plug in pull out the power supply or the battery frequently it would affect battery...

Page 5: ...ownward to unlock it 2 When the battery pack is loosened from the groove of transceiver take out the battery pack Installing Removing the Antenna Hold the bottom end of the antenna and clockwise screw...

Page 6: ...n PF1 8 PTT Key Press to transmit release to receive 9 Side button PF 2 10 Side button PF 3 11 Microphone Speaker earphone jack 12 Battery Pack Note The side buttons PF1 PF3 can be programmed with sof...

Page 7: ...Momentary Tone Only alert momentary one time the time set by users via software Call PTT Key The 32 channels in the transceiver all can be set as digital channel 1 When in transmitting press PTT key...

Page 8: ...ith the microphone 1 to 2 inches 2 5 to 5cm away from the lips If active the CH Free Indication Tone when the transmitting partner release the PTT key you will hear a short indication tone this tell y...

Page 9: ...ows you to send signal to all users in same channel This function must be pre programmed The steps following below 1 Turn the channel knob use the activated ID to select channel 2 When using your tran...

Page 10: ...y call the transceiver will utter DUDU sounds to alert you to press any key to stop the emergency call and re start the timer The feature provides added security and safety for individuals who work al...

Page 11: ...button High power Low power 2 You will hear a positive tone show your transceiver is in Low power now you will hear a negative tone show your transceiver is in High power now VOX Setting 1 Press the...

Page 12: ...Emission 36dBm 1GHz 30dBm 1GHz Modulation Limiting 2 5kHz 12 5 kHz Adjacent Channel Power 60dB 12 5 kHz Audio Response 1 3dB Audio Distortion 5 Receiver Sensitivity Analog 0 2 V 12dB SINAD Sensitivit...

Page 13: ...ers IEEE C95 1 1999 International Commission on Non Ionizing Radiation Protection ICNIRP 1998 FCC Regulations Federal Communication Commission FCC requires that all radio communication products should...

Page 14: ...ry 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...

Page 15: ...antenna attached as this may damaged the radio and may also cause you to exceed FCC RF exposure limits A proper antenna is the antenna supplied with this radio by the manufacturer or antenna specific...

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