FRIENDCOM FC-302 User Manual
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FRIENDCOM FC-302 User Manual

Data radio
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Address: 6/F,17 Building, Guangqian Industrial Park, Longzhu Road, Xili Town, Nanshan
Shenzhen, China
Tel:
+86-755-86026600 +86-755-23230518
Fax:
+86-755-86026300
E-mail: support@friendcom.com
Website: http://www.friendcom.cn
SHENZHEN FRIENDCOM TECHNOLOGY DEVELOPMENT CO.,LTD
Shenzhen Friendcom Technology Development Co., Ltd.
FC-302 Data Radio
User Manual

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  • Page 1 Shenzhen Friendcom Technology Development Co., Ltd. FC-302 Data Radio User Manual Address: 6/F,17 Building, Guangqian Industrial Park, Longzhu Road, Xili Town, Nanshan Shenzhen, China Tel: +86-755-86026600 +86-755-23230518 Fax: +86-755-86026300 E-mail: support@friendcom.com Website: http://www.friendcom.cn SHENZHEN FRIENDCOM TECHNOLOGY DEVELOPMENT CO.,LTD...

  • Page 2: Table Of Contents

    Shenzhen Friendcom Technology Development Co., Ltd. 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..........................

  • Page 3: Product Description

    Shenzhen Friendcom Technology Development Co., Ltd. 1 Product Description FC-302 is a synthesized 5-watt FM transceiver module, which is designed for data transportation and voice communication. For the voice communication, it can support selected pre-emphasis, squelch and audio amplifier. The radio is PLL(Phase Lock Loop Synthesizer) /microprocessor controlled with optional GMSK modem.

  • Page 4: Technical Specifications

    Shenzhen Friendcom Technology Development Co., Ltd. 2 Technical Specifications General Specification Working Frequency 450MHz～490MHz Channel Spacing 6.25KHz/12.5KHz Programmable Modulation Type FM, GMSK Number of Channels Nominal Working Voltage 12V DC Extreme Working Voltage 9.5 V～16V DC Storage Temperature -40℃～+80℃ -30℃～+65℃...

  • Page 5: Interfaces Of The Radio

    0.5W @ 8Ωload 3 Interfaces the Radio DB-15 are our basic interfaces of FC-302 radio. DB15 have two kinds of Pin definition, standard interface and data transmission interface. We provide three kinds of interfaces for each requirement in all. Standard DB15 interface...
  • Page 6 Shenzhen Friendcom Technology Development Co., Ltd. Data transmission DB15 interface As shown in above picture, the pin definition of CON-14-FEMALE is related with internal devices (Modem board or Bridge board). Refer to Table 1. Table 1 Internal bridge Internal modem...

  • Page 7: Interface For Voice Transmission

    3.1 Interface for Voice Transmission Standard DB15 is only used for voice transmission. Pin 10～Pin15 on DB15 is used for extending the optional function of the channel meanwhile bring out the hardware serial port. The pin definition is shown in Table 2. Table 2 Pin No.

  • Page 8: Interface For Data Transmission

    3.3 Modem Option for Data Communication GMSK high speed modem are applied to the FC-302 data radio to increase capability for data application. The goal of an internal modem is to improve the efficiency for data transmission and provide...

  • Page 9: Application Instruction

    FC-302 to be read, modified, programmed and printed. 4.1 Hardware Installation To apply PC software to radio application, FC-302 QuickSet En v0.1.12, programming cable, programming kit and PC are needed. In this chapter, instruction for connection of the equipment will be illustrated.
  • Page 10 Shenzhen Friendcom Technology Development Co., Ltd. Microsoft Windows XP & Windows 7 Communication Port One available communication port (COM1, 2, 3 or others) Hardware Accessories Programming cable(RS232 to USB) Programming kit 4.1.2 Connecting to Data Radio Connection between the PC and the radio for parameter setting The programming kit is used for connection as shown below.

  • Page 11: Operation Instruction

    Shenzhen Friendcom Technology Development Co., Ltd. For data transmission test with GMSK modem, the jumper’s position need to be changed shown as below. 4.2 Operation Instruction Detailed instruction for channel and system configuration is described. Especially, in input channel data, data input method for Rx,Tx frequency, Rx,Tx option such as CTCSS, DCS, scan and bandwidth is explained specifically.
  • Page 12 Shenzhen Friendcom Technology Development Co., Ltd. First of all , open the con port. The CON port is with characteristics of 9600bps, 8N1 and click “Open” as picture shows.
  • Page 13 Shenzhen Friendcom Technology Development Co., Ltd. If user puts mouse cursor on the each icon in tool bar for a second, message for function indication is displayed. Power on the radio, after 5 seconds, click on the "Read", establish the communication with PC and radio. As the following picture: Warning: 1.
  • Page 14 Shenzhen Friendcom Technology Development Co., Ltd. within 120 seconds after last operation, user should restart the radio for setting. 2. The BUSY signal, SWITCH and CTCSS/DCS will only be available after 2 minutes when user finish programming setting 4.2.2 Input Channel Data...
  • Page 15 Shenzhen Friendcom Technology Development Co., Ltd. User can decide the channel spacing in this feature with optional 6.25KHz (Narrow) or 12.5KHz (Wide) channel spacing. 4.2.2.3 SQ level Five SQ levels can be select in our radio. Level 0 is for fully open mute.
  • Page 16 Shenzhen Friendcom Technology Development Co., Ltd. CTCSS/DCS User can encode tones with CTCSS/DCS according to options shown in the picture. The feature is not available for high speed data transmission. Switch When we use radio remote: the Switch function can be use to change a logic from +5V to 0V minimum.
  • Page 17 (set by “stop when timeout”) after the radio released PTT. 4.2.3.3.3 De-emphasis Volume FC-302 radio output voice via SPK Pin with 9 levels volume. User is able to select appropriate volume for the connected external speaker in this feature.
  • Page 18 Shenzhen Friendcom Technology Development Co., Ltd. Power Save Time When Power save is enable, sleep time can be programmed from 20 to 500 ms in 20ms increment with 1~25 optional values. That means 1 equals to 20 ms, 2 equals to 40ms ..25 equal to 500ms Standby time can also be programmed from 40 to 600 ms in 40ms increment with 1~15 optional values.

  • Page 19: Maintenance And Repair

    Shenzhen Friendcom Technology Development Co., Ltd. Scan modes are set up in “Option” and shown as below 0 ---------normal scan with carry only 1 ---------normal scan, carry with tone 2 ---------priority scan, carry only 3 ---------priority scan, carry with tone If normal scan is enabled, radio will scan from initial channel to channel 16 sequentially.

  • Page 20: Removing & Replacing The Upper Cover

    Shenzhen Friendcom Technology Development Co., Ltd. Fig. 18 Exterior View 5.2 Removing & Replacing the Upper Cover Removing the Upper Cover 1. Unscrew the four upper cover mounting screws located on the upper cover of radio To replace the Upper Cover 1.

  • Page 21: Removing & Replacing The Main Board

    Shenzhen Friendcom Technology Development Co., Ltd. 5 Remove the Shield Plate. To replace the Main board & Power board Assembly: 1. Reserve the steps taken to remove the Main board Assembly & Power board & Shield Plate. Fig. 20-Power board & Modem board Assembly Removal Fig.

  • Page 22: Repairable/Replaceable Parts List

    Shenzhen Friendcom Technology Development Co., Ltd. Fig. 21-Main Board Removal 5.5 Repairable/Replaceable Parts List Fig. 22 Exploded View...

  • Page 23: Accessories Available

    Shenzhen Friendcom Technology Development Co., Ltd. 6 Accessories Available Please contact the Friendcom sales team for accessory information. sales@friendcom.com Tel: +86 755 23230544...

  • Page 24: Appendix

    Shenzhen Friendcom Technology Development Co., Ltd. Appendix: Modem debugging Instruction When the GMKS modem is installed with the radio, users need to calibrate the data deviation. The center frequency calibration is only necessary when the modem adopts DC coupling. FC-302-GMSK VR2，...
  • Page 25 Shenzhen Friendcom Technology Development Co., Ltd. Comprehensive tester DC power supply Radio Figure T2: User activate the modem launching 01 code or PN9 code by TRS pin. Debugging method-1 Connect the devices according to the figure T1 shows. The VFF (Voice Frequency Filter) should be programmed as 20Hz-15KHz.
  • Page 26 Shenzhen Friendcom Technology Development Co., Ltd. The second method is easy to conduct. But the channel and coupling mode. The radio should be under wide band channel spacing for frequency deviation calibration. Debugging： Connect the devices according to the figure T2, SW (Switch) is connected between the STS (Pin 12) and GND.

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