Lisheng DM-R88 User Manual Download Page 4

DMR

 

DIGITAL

 

TWO

 

WAY

 

RADIO

                                                                                                                             

DMR

 

DIGITAL

 

TWO

 

WAY

 

RADIO

 

Battery Information 

Initial Use 

New batteries are not charged fully in the factory. Please charge it before 
using. In general, the battery should charge 4 hours at initial use. The 
maximum battery capacity and performance is achieved after three times 
fully battery charge-discharge cycle. When the battery power runs out, 
please recharge the battery or replace one.   
   

Applicable Battery Pack 

Please only use the battery which specified by the manufacturer. 
Unauthorized batteries may cause the failure of Ex-protection or bodily 
injury and property damages.   
 

Safety Information 

1.  Do not throw the battery into fire! 
2.  Do not abandon the battery as the household garbage, it should be 
recycled and disposed correctly.   
3.  Never attempt to disassemble the battery pack.   
 

Notices: 

◆ 

When charging your battery, please keep the ambient temperature 
among 5

 - 40

.  

◆ 

Please turn off the radio when the battery is 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 charging.   

◆ 

Do not charge when the battery or radio is wet. Please dry it with a soft 
cloth before charging.   

◆ 

The battery life is over when the operating time is obviously shorter 
than normal even if it’s fully and correctly charged. Please replace a 
new battery.   

 
 

To Prolong Battery Life 

◆ 

Battery performance will degrade when the current temperature is 
below 0

. A spare battery is necessary in cold weather. Please keep 

the cold batteries, these batteries may work under room temperature.   

◆ 

If the battery contact is dusty, it may influence its normal use or normal 
charge.  

 
Battery Storage 

◆ 

Fully charge a battery before you store it for a long time, to avoid 
battery damage caused by over-discharge. 

◆ 

Recharge the battery after several months’ storage (Li-Ion/Li-polymer 
battery: 6 months, NiMH battery: 3 months), to avoid battery capacity 
reducing caused by over-discharge. 

◆ 

When storing your battery, keep it in a cool and dry place under room 
temperature. 

 

 

 

 

 

 

 

 

 

 

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...

Reviews: