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Icom IC-746PRO Service Manual

Icom IC-746PRO Service Manual

Hf/vhf transceiver
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SERVICE
MANUAL
HF/VHF TRANSCEIVER
i746PRO

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Summary of Contents for Icom IC-746PRO

  • Page 1 SERVICE MANUAL HF/VHF TRANSCEIVER i746PRO...
  • Page 2: Ordering Parts

    DANGER This service manual describes the latest service information NEVER connect the transceiver to an AC outlet or to a DC for the IC-746PRO HF/VHF TRANSCEIVER. power supply that uses more than 16 V. This will ruin the transceiver. DO NOT expose the transceiver to rain, snow or any liquids.
  • Page 3 TABLE OF CONTENTS SECTION 1 SPECIFICATIONS SECTION 2 INSIDE VIEWS SECTION 3 DISASSEMBLY AND OPTION INSTALLATIONS SECTION 4 CIRCUIT DESCRIPTION 4 - 1 RECEIVER CIRCUITS ............4 - 1 4 - 2 TRANSMITTER CIRCUITS .
  • Page 4: Specifications

    SECTION 1 SPECIFICATIONS I GENERAL I RECEIVER • Frequency coverage: • Receive system : Triple-conversion superheterodyne Receive 0.030– 60.000 MHz* • Intermediate frequencies: 108.000–174.000 MHz* 1st IF freq. 64.455 MHz Transmit 1.800– 1.999 MHz* 3.500– 3.999 MHz* 2nd IF freq. 455 kHz 7.000–...
  • Page 5 9-2 DISPLAY BOARD • TOP VIEW DS1002 to S-LOGIC board J303 9 - 3...
  • Page 6 S-13811HZ-C1 © 2002 Icom Inc. 1-1-32, Kamiminami, Hirano-ku Osaka 547-0003, Japan...
  • Page 7 Icom IC-746 PRO _sm02.pdf Icom IC-746 PRO _sm02.pdf Icom IC-746 PRO _sm02.pdf Icom IC-746 PRO _sm02.pdf Icom IC-746 PRO _sm02.pdf Icom IC-746 PRO _sm02.pdf Icom IC-746 PRO _sm02.pdf Icom IC-746 PRO _sm02.pdf Icom IC-746 PRO _sm02.pdf...