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Optional Accessories 

Default accessories of the device are included in the product packaging 
box. For more information about accessories, please consult your local 
dealer. 

Disclaimer

This manual strives for the accuracy and completeness of its content 
during the preparation. Repeated review has been carried out, and 
the company will not assume any responsibility for errors or omissions 
that may occur during the output and printing process. In addition, due 
to the continuous development of technology, the company reserves 

the right to change the product design and specification without prior 

notice.

Summary of Contents for GD90

Page 1: ...Rev 3 User s Manual Digital Radio ...

Page 2: ......

Page 3: ...mful 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 televisi...

Page 4: ...ncy RF refers to the electromagnetic frequency that can be radiated into space It is a widely used technology in the fields of communication medical treatment and food processing It will generate certain RF radiation during use Safety Information In order to use the radio safely and efficiently please read the following safety information The radio can only be maintained by professional technician...

Page 5: ... 2 5 cm away from your body when the radio is transmitting WARNING Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment CAUTION Use the approved charger to charge the battery The remaining lithium ion battery is limited to 30 pursuant to the new lithium battery shipment regulation approved by I...

Page 6: ...radio generates measurable RF energy exposure only when transmitting in terms of measuring for standards compliance Hold the radio in a vertical position in front of face with the microphone and the other parts of the radio including the antenna at least one inch 2 5 cm away from the nose Keeping the radio at the proper distance is important because RF exposures decrease with distance from the ant...

Page 7: ...trôler votre exposition et garantir le respect des limites d exposition dans un environnement professionnel contrôlé suivez toujours les procédures suivantes Des lignes directrices Ne retirez pas l étiquette d exposition RF de l appareil Les instructions de sensibilisation des utilisateurs doivent accompagner l appareil lors de leur transfert à d autres utilisateurs N utilisez pas cet appareil si ...

Page 8: ...ance est important car les expositions RF diminuent avec la distance de l antenne L antenne doit être tenue à l écart des yeux Lorsqu elle est portée sur le corps placez toujours la radio dans un clip un support un étui un étui ou un harnais de sécurité approuvés pour ce produit L utilisation d accessoires non approuvés peut entraîner des niveaux d exposition qui dépassent les limites d exposition...

Page 9: ...7 User Interface Know the Radio ...

Page 10: ...ker 7 Microphone 8 9 10 11 Know the Radio Radio LED Indicators Radio Status Standby Low Battery Transmit TX Receive RX Programming Mode Read from Radio Programming Mode Write to Radio Scanning Call hang time mode LED Indication Blinking Green Blinking Red Solid Red Solid Green Fast Blinking Red Fast Blinking Green Slow Blinking Orange Solid Orange ...

Page 11: ...tate turn the knob clockwise counterclockwise to adjust the volume that fits your ears Volume control Know the Radio Battery Installation or Remove Installation Align the battery as shown in the picture press and slide in the battery until the latch snaps into place Remove Step 1 Please turn off the radio first Step 2 Lift up the bottom battery latch take out the battery pack Press the PUSH Slide ...

Page 12: ...e of radio may be affected Belt Clip Installation Accessory Installation Step 1 Remove the belt clip screws from the device Step 2 Align the radio screw holes on the belt clip and then tighten the screws Step 1 Open the accessory connector cover Step 2 Align the plug of the accessory matching headset or programming cable with the accessory connector Step 3 Insert the accessory properly into the ac...

Page 13: ...rging it is recommended that the radio remain powered off during charging To obtain the best battery performance please charge for at least 5 hours for the first time Do not charge the battery pack overnight otherwise it will affect the battery pack life When the battery is fully charged please stop charging in time The charger can only be used to charge the battery pack of the product Do not use ...

Page 14: ... a maximum of 16 zones and 32 channels in each zone Before selecting zone make sure that the zone contains the required channel To select a zone press the preprogrammed Zone Up Zone Down shortcut key P1 P2 The battery pack should be stored in a cool and dry place after being fully charged Do not expose the battery pack near the fire or to the sun otherwise there are safety risks During charging it...

Page 15: ... to the same frequency point 2 After the analog channel is configured with the same sub code frequency the radios can communicate normally radios with mismatched sub code cannot communicate 3 After encrypting the digital channel the receiver and transmitter need to set the same password in order to perform normal communication 4 If the digital channel sets the color code only when the transmitting...

Page 16: ... On Off GoGrouping Device Name Configuration and Modification 1 Enter the basic setting interface of programming software to configure or modify the device name 2 Device name can support Letters numbers Chinese special characters etc Radio ID 1 The device ID is related to the private call contact and the ID range is 1 to 16776415 2 When using a private call contact to call select device ID of the ...

Page 17: ... sub code frequency supports CTCSS DCS positive code DCS reverse code standard sub code and non standard sub code 2 Only when the transmitting sub code and receiving sub code are the same can they communicate to each other 3 A radio with sub code can transmit to radio without but cannot receive signal without sub code Setting modifying frequency 1 The frequency can be set to any value within the r...

Page 18: ... channel according to the use condition 3 If set to high power the transmission distance is long but with higher power consumption which may shorten the battery life 4 If set to low power the transmission distance is short but the low power consumption DTMF Configuration 1 The DTMF interface of the programming software can configure the DTMF function related parameters such as side tone duration i...

Page 19: ...ll Digital Encryption 1 Add encryption through programming software which only supports basic encryption maximum 8 characters 2 Supported characters include numbers uppercase letters lowercase letters 3 The same encryption template must be configured for transmitter and receiver for normal intercom otherwise the speech content cannot be heard clearly 4 The main purpose is to prevent the content of...

Page 20: ...only Call alert can be used to get a hold of someone quickly for requesting the recipient to call back Call alert are repeated until response to To respond the recipient can talk back 1 Configure One touch call through programming software and send Call Alert 2 After Call Alert is sent successfully it will prompt a beep sound otherwise error tone will sound 3 When Call Alert is received alert tone...

Page 21: ...ough mode dual slot This radio is designed with digital pass through mode dual slot to establish two sets of calls or data services at the same time on different time slots between two sets of radios at the same frequency color and contact The related parameters can be configured with programming software 1 Pass through frequency and color code for call 2 Contacts for call 3 Time slot for call for...

Page 22: ...nsmitter and receiver stop flashing and emit a prompt tone the frequency allocation is completed and a temporary talk group is formed Members can talk to each other without switching the frequency Note The radio that enters the GoGrouping mode will automatically exit the frequency allocation mode if there is no operation for 2 minutes After the frequency allocation is successful any member will ex...

Page 23: ...tware Level 1 Level 2 and Level 3 where Level 3 is the most sensitive When the radio VOX function is on the preset VOX level is used TOT Function In order to prevent some users from occupying the same channel for a long time users can set to enable the TOT function When the user s continuous transmission time on the current channel reaches the TOT duration the radio will stop transmitting and the ...

Page 24: ...atically during buffer time 3 GPS information will stop updating when the signal is unstable and will be reconnected and updated again when the signal is better 4 GPS function should have corresponding antenna and hardware support Factory setting 1 You can press and hold the Programmable 1 and Programmable 2 buttons for 2 seconds when the green power indicator until the green indicator flashes qui...

Page 25: ...es for the accuracy and completeness of its content during the preparation Repeated review has been carried out and the company will not assume any responsibility for errors or omissions that may occur during the output and printing process In addition due to the continuous development of technology the company reserves the right to change the product design and specification without prior notice ...

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Page 27: ...uarantee card to be filled chopped by the dealer or it is invalid 3 Don t alter the guarantee card please confirm the serial number on the guarantee card is same as that on the machine 4 Warranty void if seal broken 5 1 year guarantee for product 6 months for charger battery and antenna 6 The user can get repairing service from the following ways a Go to the shop where you buy the machine b Our lo...

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