Icom IC-M710 Service Manual

HF MARINE TRANSCEIVER
iM710
SERVICE
MANUAL

Icom IC-M710 Specifications

General

Output Power	150W PEP
Antenna Impedance	50 ohms
Power Supply Requirement	13.8V DC ±15%
Operating Temperature Range	-15°C to +55°C
Type	Marine HF/SSB Transceiver
Frequency Range Transmit	1.6 - 27.5 MHz
Frequency Range Receive	0.5-30 MHz
Mode	SSB, AM
Channels	160

Summary

Section 1 Specifications

General, Transmitter, and Receiver Specs

Covers frequency, mode, power, sensitivity, emissions, and other key performance parameters.

Section 3 Circuit Description

Receiver Circuit Details

Explains receiver signal paths, filters, mixers, noise blanker, AGC, and squelch circuits.

Transmitter Circuit Details

Details transmitter signal paths, modulation, mixers, power amplifier, ALC, and APC circuits.

PLL and Support Circuitry

Section 4 Adjustment Procedures

Preparation and Test Equipment

PLL and Transmitter Adjustments

Covers calibration procedures for PLL loop lock voltage, reference frequency, and transmitter parameters.

Receiver Adjustments

Details procedures for adjusting receiver gain, clarity, S-meter, and noise blanker settings.

Section 9 Block Diagram

System Block Diagram and Interconnections