User's Manual

Shenzhen Friendcom Technology Development Co., Ltd.
1
Content
1 Product Description.................................................................................................................................................2
2 Technical Specifications......................................................................................................................................... 3
3 Interfaces of the Radio........................................................................................................................................... 4
3.1 Interface for Voice Transmission.................................................................................................................6
3.2 Interface for data transmission.....................................................................................................................7
3.3 Modem Option for Data Communication....................................................................................................7
4 Application Instruction............................................................................................................................................8
4.1 Hardware Installation................................................................................................................................... 8
4.2 Operation Instruction................................................................................................................................. 10
5 Maintenance and Repair........................................................................................................................................18
5.1 Dimensions.................................................................................................................................................18
5.2 Removing & Replacing the Upper Cover..................................................................................................19
5.3 Removing & Replacing the Power Board & Modem Board & Shield Plate............................................ 19
5.4 Removing & Replacing the Main Board................................................................................................... 20
5.5 Repairable/Replaceable Parts List............................................................................................................. 21
6 Accessories Available........................................................................................................................................... 22
Appendix:.................................................................................................................................................................23