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Main Features

     

Familiar with this Product

 

   Description of Buttons

   Programmable  Buttons

     

Security and overview

   RF radiation information

   Common sense in RF radiation

   Security in RF radiation

   Federal communications commission regulatory         

   requirements

   Control and operating instructions of RF radiation

     

Preparation before use

   Charging

   Battery information

   Battery Voltage & Power Indication 

   Accessories installation

   LED Indicators

     

Basic operation

 

   Power on and off

   Volume  adjustment 

   Selecting Zone

   Digital and analog channel switch

   ID Select channel, user ID, group call ID

   Receive and reply group calls

   Receive and reply single call

   Receive all call

   Start a walkie-talkie call

   Use the channel to place a call

   Initiate group call

   Use the one-touch call button to initiate a group call or a        

   single call

DIGITAL TWO WAY RADIO

DIGITAL TWO WAY RADIO

    

Emergency alarm function

   Emergency alarm

   Alarm Type

   Alarm Mode

   Send emergency alert

   Receive emergency alert

   Send an emergency alert with voice follow

   Receive emergency alert

   Send emergency alert with call

   Receive emergency call

   Restart emergency mode

   Exit emergency mode

   Individual Operation

    

Simple Operation Guide

   Call

   Function list

   Main  technological specification

   Transmission

   Reception

   Troubleshooting

   Maintenance and clean

   Maintenance

   Clean

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Summary of Contents for RT53

Page 1: ...IGITAL TWO WAY RADIO MADE IN CHINA Address 7 F Zhonghaixin Science Technology Park No 12 Ganli 6th Road Jihua Street Longgang District Shenzhen China Web www retevis com E mail kam retevis com Facebook facebook com retevis ...

Page 2: ...s doubled and frequency resources are saved Digital and analog compatible Support DMR digital and analog two communication modes to ensure that the original analog products smooth transition to digital products to meet different communication needs Digital signaling function Rich calling modes that support DMR protocol including single call group call and all call supports remote inhibit function ...

Page 3: ...ply single call Receive all call Start a walkie talkie call Use the channel to place a call Initiate group call Use the one touch call button to initiate a group call or a single call DIGITAL TWO WAY RADIO DIGITAL TWO WAY RADIO Emergency alarm function Emergency alarm Alarm Type Alarm Mode Send emergency alert Receive emergency alert Send an emergency alert with voice follow Receive emergency aler...

Page 4: ...urn on or off the VOX function Quickly call key After pressing the button to call send the corresponding call message or other application functions Press this key to enter the digital contact list No 10 11 12 13 14 15 16 17 18 19 20 Shortcut name Contacts Zone increases Zone decrease Zone switching Individual Operation Monitor Battery power indication Scan on off Time to broadcast 1750Hz Signal N...

Page 5: ... In order to maximize the performance of the product and to ensure compliance with the radiation limits in the relevant occupational or controlled environment of the above criteria the sending time shall not Indicator display Red light Green light Current charge status In charging The charging is completed DIGITAL TWO WAY RADIO DIGITAL TWO WAY RADIO Security and overview Preparation before use Bat...

Page 6: ... Extend battery life Battery performance will reduce below 20 temperature conditions Prepare back up batteries for use in colder weather Please do not throw away cold batteries that cannot work These batteries may be used at room temperature Dusting the battery contacts may affect the battery life Please wipe the contacts with a clean dry cloth before inserting the batteries into the walkie talkie...

Page 7: ...rned off There will be no voice prompt Volume adjustment Turn on the power turn the Power Switch Volume Control knob clockwise to increase the volume of voice reception and turn counterclockwise to reduce the volume of voice reception Selecting Zone Zone is a channel group in which you can include channels with the same attributes such as call type digital mode and analog mode in a zone which make...

Page 8: ...l to a user group the transceiver must be configured to belong to the talk group 1 Rotate the channel knob to select the channel using the active talk group alias or ID 2 Hold the walkie talkie in its upright position and keep it at a distance of 1 to 2 inches 2 5 to 5 0 cm from the mouth 3 Press PTT key to the group call The LED indicator light is red 4 Release the PTT key to answer When the targ...

Page 9: ...isure and waiting for your reply Press PTT key to reply If there is no voice activity for the scheduled time period the call is terminated Analog channel call On the analog channel hold down the PTT key and speak into the microphone to transmit Please release PTT key to receive Start a call In the analog mode the upper and lower line codes of DTMF can be configured by programming software and the ...

Page 10: ...ithout pressing the PTT key This activated microphone status is called Emergency Microphone During the duration of emergency microphone Except for the pre programmed Emergency mode off key to cancel the alarm Pressing any other key will remain in emergency mode Until the emergency microphone duration is over 1 Press the pre programmed Emergency mode on button The LED indicator light is red 2 After...

Page 11: ...the transceiver is in emergency mode and changes channel it will exit emergency mode If an emergency alert is activated on the new channel the transceiver resumes the emergency call Press the preprogrammed alarm on key in the emergency call start transmit state This way the walkie talkie will exit the status and restart the emergency call Exit emergency mode The transceiver exits emergency mode wh...

Page 12: ...e microphone detects that the voice reaches the level to trigger the voice activated transmission the walkie talkie automatically transmits the voice The Busy Channel Lockout is prevent interference with other users that are transmitting on the same channel The TOT is over the time of a single transmits the default is 60 seconds the walkie talkie will automatically terminate the transmits and issu...

Page 13: ...e channel Get close with each other Setting the same frequency channel color code time slot Change to new frequency or correct the squelch Set the signal for all radio in the group Get close with other members Move to open environment restart the radio Avoid the device interfering the radio Reason The battery doesn t be installed correctly The battery runs out The battery is poor contact causing b...

Page 14: ...e continuous development of technology we reserve the right to change the design and specification of the product without notice No copy modification translation and dissemination of this handbook may be made in any form without the prior written authorization of our department The third party products and contents involved in this manual belong to the third party Our company does not guarantee it...

Page 15: ... for this radio could violate the rules FCCRequirements This device complies with part 15 of the FCC Rules Operation is subject to the condition that this device does not cause harmful interference Licensed radios are applicable This device complies with part 15 of the FCC Rules Operation is subject to the following two conditions Other devices are applicable 1 This device may not cause harmful in...

Page 16: ...r devices or systems To avoid such interference turn off the radio in areas where signs are posted to do so DO NOT operate the transmitter in areas that are sensitive to electromagnetic radiation such as hospitals aircraft and blasting sites Portable Device this transmitter may operate with the antenna s documented in this filing in Push to Talk and body worn configurations RF exposure compliance ...

Page 17: ...our radio when you are in a potentially hazardous environments Near electrical blasting caps in a blasting area in explosive atmospheres inflammable gas dust particles metallic powders grain powders etc Turn off your radiowhile taking on fuel or while parked at gasoline service stations To avoid electromagnetic interference and or compatibility conflicts Turn off your radio in any facility where p...

Page 18: ... the RF exposure guidelines and may violate regulations For a list of Retevis approved accessories for your radio model visit the following website http www Retevis com Approved Accessories Forbid Do not use charger outdoors or in moist environments use only in dry locations conditions Do not disassemble the charger that may result in risk of electrical shock or fire Do not operate the charger if ...

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