Icom IC-M502 Service Manual
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Also See for IC-M502:
- Instruction manual (62 pages) ,
- Service manual (44 pages) ,
- Operational manual (42 pages)
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Summary of Contents for Icom IC-M502
- Page 1 SERVICE MANUAL VHF MARINE TRANSCEIVER iM502...
- Page 2 This service manual describes the latest service information NEVER connect the transceiver to an AC outlet or to a DC for the IC-M502 VHF MARINE TRANSCEIVER at the time of power supply that uses more than 16 V. This will ruin the transceiver.
- Page 3 IC-M502 ........
- Page 4 SECTION 1 SPECIFICATIONS ‘ ‘ GENERAL • Frequency coverage : 156.025–157.425 MHz (Tx) 156.050–163.275 MHz (Rx) • Mode : 16K0G3E (FM) 16K0G2E (DSC) • Usable channels : All international and USA channels • Power supply requirement : 13.8 V DC (negative ground) •...
- Page 5 ‘ ‘ VHF MARINE CHANNEL LIST Channel No. Frequency (MHz) Channel No. Frequency (MHz) Channel No. Frequency (MHz) Transmit Receive Transmit Receive Transmit Receive 156.050 160.650 157.050 157.050 156.675 156.675 156.050 156.050 157.100 161.700 156.725 156.725 156.100 160.700 157.100 157.100 156.875 156.875 156.150...
- Page 6 SECTION 2 INSIDE VIEWS 2-1 IC-M502 • MAIN UNIT AF power amplifier (IC14: LA4425A) PLL IC (IC2: µPD3140GS) VCO circuit Reference oscillator (X2: CR-659 21.25 MHz) Drive amplifier (Q12: 2SC2954) 1st IF filter (FI1, FI2: FL-310) Power module* (IC3: SC-1302)
- Page 7 9-5 MAIN UNIT • TOP VIEW R304 EXT SP to VOL unit J1 to EXT-GPS to HM-126 J1 for FLASH to optional unit UT-98 or UT-112 from CTRL unit J2 from LOGIC it J 9 - 4...
- Page 8 S-13710HZ-CD © 2000 Icom Inc. 1-1-32, K...
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