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Icom IC-M600 Service Manual

Icom IC-M600
78 pages
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Icom IC-M600 Specifications

General IconGeneral
Operating Temperature Range-15°C to +55°C
Antenna Impedance50 Ω
Modulation SystemPhase modulation
Frequency Tolerance±10 ppm
Adjacent Channel PowerMore than 70 dB
Squelch Sensitivity0.25 μV
Intermodulation Rejection RatioMore than 70 dB
Spurious Response Rejection RatioMore than 70 dB
Channels249
Weight6.8 kg
ModulationPhase modulation

Summary

Introduction

DANGER Warnings

Important safety warnings and precautions for operating the transceiver.

Section 1 Specifications

Section 2 Inside Views

Main Unit Layout

Component identification and layout for the main circuit board of the transceiver.

Section 3 Circuit Description

3-1 Receiver Circuits

Detailed description of the receiver's RF filtering and signal processing stages.

3-2 Transmitter Circuits

Detailed description of the transmitter's microphone, modulator, and mixer stages.

Section 4 Adjustment Procedures

4-2 PLL Adjustment

Procedure for adjusting the Phase Locked Loop circuits for accurate frequency generation.

4-3 Receiver Adjustment

Procedures for adjusting receiver gain, mixer balance, total gain, and S-indicator.

4-5 Transmitter Adjustment

Procedures for adjusting transmitter idling current, IC APC, SWR detector, and transmit gain.

Output Power Adjustment

Procedure for adjusting the output power across various frequency bands and modes.

Section 8 Block Diagram