Icom IC-F410 - Service Manual

SERVICE
MANUAL
UHF FM TRANSCEIVER
iF410
iF410S
iF420
iF420S
6-9-16, Kamihigashi, Hirano-ku Osaka 547-0002, Japan
A-5560SI-SU
© 1999 by Icom Inc.
iF410
iF410S
iF420
iF420S
Cover420s 99.2.17 10:40 AM Page 1

Summary

General Safety Precautions

Section 1: Specifications

Section 3: Disassembly Instructions

Section 4: Circuit Description

Receiver Circuits

Details receiver circuit functions, amplification, and filtering.

Transmitter Circuit

PLL Circuits

Power Supply Circuits

Section 5: Adjustment Procedures

Preparation for Adjustment

PLL Adjustment

Details PLL lock voltage adjustment procedures.

Trimmer Adjustment

Describes trimmer adjustments for reference frequency and output power.

Section 9: Board Layouts

Section 10: Block Diagram

Section 11: Voltage Diagram

Icom IC-F410 Specifications

General

Frequency Range	400-470 MHz
Channel Spacing	12.5/25 kHz
Power Output	5W
Waterproof Rating	IP54
Mode	FM