Icom IC-M700PRO Service Manual

Name: Icom IC-M700PRO
Brand: Icom
Rating: 5 (1 reviews)

73 pages

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Introduction2
Danger2
Ordering Parts2
Repair Notes2
Table of Contents3
Specifications4
Inside Views5
PA, Filter and Terminal Units5
Main, PLL and Logic Units5
Circuit Description6
Receiver Circuits6
RF Filter Circuit (Main Unit)6
Receive Frequency Construction6
Demodulator Circuit (Main Unit)7
AGC Circuit (Main Unit)7
AF Amplifier Circuits (Main Unit and Logic Board)7
Squelch Circuit (Main Unit)7
Transmitter Circuits8
Microphone Amplifier Circuit (Logic Board)8
1St, 2Nd Mixer Circuit (Main Unit)8
Modulator Circuit8
Power Amplifier Circuit (PA and Filter Boards)9
Low-Pass Filters Used9
IF ALC Circuit (Main Unit)9
RF ALC Circuit (Filter Board and Main Unit)9
APC Circuit10
Temperature Detection (PA Unit)10
PLL Circuit10
1St lo PLL (PLL Unit)10
Main Loop PLL11
2Nd lo and Reference Oscillator Circuits11
Port Allocations11
CPU (Main Unit; IC132)11
Adjustment Procedures13
Preparation before Servicing13
Required Test Equipment13
Connections13
PLL Adjustments14
Main and PLL Units15
Transmitter Adjustments16
PA and Filter Boards17
Main Unit and Logic Board19
Receiver Adjustments20
Parts List22
Front Unit22
Logic Board22
Sensor 1, 2 Board23
VR 1, 2 Board23
MIC Board24
Filter Board37
Chassis Parts38
Terminal Board38
Alarm Board-Marine Version Only38
Mechanical Parts and Disassembly39
Semi-Conductor Information44
Transistor and Fet's44
Diodes45
Board Layouts46
Logic Board (Top View)46
Sensor 1/2 Boards46
VR 1, VR 2 Board47
Logic Board (Bottom View)48
Main Unit50
Alarm Unit51
PLL Unit and PA Board54
PLL Unit55
PA Board57
Filter and Terminal Boards58
Board Diagram60
Voltage Diagram62

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Icom IC-M700PRO Specifications

General

Brand	Icom
Model	IC-M700PRO
Category	Telephone
Language	English

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