FRIENDCOM FC-302 U2 User Manual
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FRIENDCOM FC-302 U2 User Manual

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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 U2
User Manual

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  • Page 1 Shenzhen Friendcom Technology Development Co., Ltd. FC-302 U2 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

    Content 1 Product Description ............................3   2 Technical Specifications ........................... 4   3 Interfaces o f the Radio ............................ 5   4 Application Instruction ............................ 6   4.1 Hardware Installation ........................... 6   4.2 Operation Instruction ........................... 8   5 Maintenance and Repair ..........................

  • Page 3: Product Description

    Shenzhen Friendcom Technology Development Co., Ltd. 1 Product Description FC-302 U2 is a synthesized 5-watt FM transceiver module, which is designed for 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.

  • Page 4: Technical Specifications

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

  • Page 5: Interfaces Of The Radio

    0.5W @ 8Ωload 3 Interfaces the Radio DB-9 and DB-15 are our basic interfaces of FC-302 U2 radio as shown in below pictures. Standard DB9 interface Standard DB15 interface Standard DB9 and Standard DB15 is only used for voice transmission. The Pin definition of DB9 is the same with definition of Pin1～Pin9 on DB 15.

  • Page 6: Application Instruction

    Shenzhen Friendcom Technology Development Co., Ltd. Table 2 Pin No. Pin No. on Pin Name Description Remark On DB9 DB15 AUDIO_IN Audio input. 3Khz LPF; Modulation AUDIO_IN is effective only when sensitivity is 100mW PIN 7(MIC) is vacant or with +5V (MOD IN) high level.
  • Page 7 Shenzhen Friendcom Technology Development Co., Ltd. 4.1.1 System Requirements Computer Normal personal computer or faster (recommended) Operating System 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...

  • Page 8: Operation Instruction

    Shenzhen Friendcom Technology Development Co., Ltd. 4.2 Operation Instruction Detailed instruction for channel and system configuration is described. Especially, in input channel signal, signal input method for Rx,Tx frequency, Rx,Tx option such as CTCSS, DCS, scan and bandwidth is explained specifically.
  • Page 9 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 10 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 11 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 Setting...
  • Page 12 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 13 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 voice transmission. Switch When we use radio remote: the Switch function can be use to change a logic from +5V to 0V minimum.
  • Page 14 (set by “stop when timeout”) after the radio released PTT. 4.2.3.3.3 De-emphasis Volume FC-302 U2 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 15 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 16: Maintenance And Repair

    Shenzhen Friendcom Technology Development Co., Ltd. 3 ---------priority scan, carry with tone If normal scan is enabled, radio will scan from initial channel to channel 16 sequentially. If priority scan is enabled, radio will scan the prioritized channel with more times. Prioritized channel is the working channel before the scan.

  • Page 17: 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 18: 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 & Bridge board Assembly Removal Fig.

  • Page 19: 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 20: 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 FCC Radiation Exposure Statement: This equipment complies with RF exposure guidelines.This equipment should be installed and operated with minimum distance 100cm between the radiator& your body. The device supports...

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