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IC-W31E
User Manuals: Icom IC-W31E Amateur VHF/UHF Transceiver
Manuals and User Guides for Icom IC-W31E Amateur VHF/UHF Transceiver. We have
2
Icom IC-W31E Amateur VHF/UHF Transceiver manuals available for free PDF download: Service Manual
Icom IC-W31E Service Manual (56 pages)
dual band
Brand:
Icom
| Category:
Transceiver
| Size: 13 MB
Table of Contents
Introduction
2
Danger
2
Ordering Parts
2
Repair Notes
2
Table of Contents
3
Specifications
4
Disassembly
5
Removing the Rear Panel
5
Removing the 2F Unit
5
Removing the LOGIC Unit
5
Inside Views
6
1F Unit
6
Logic Unit
6
2F Unit
6
Circuit Description
7
Receiver Circuits
7
Duplexer Circuit
7
VHF RF Circuit
7
VHF AF Amplifier Circuit
8
VHF Noise Squelch
8
AF Power Amplifier Circuit
8
UHF RF Circuit
8
Transmitter Circuits
9
UHF 2Nd if and Demodulator Circuits
9
UHF AF Circuit
9
UHF Squelch Circuit
9
PLL Circuits
10
Other Circuits
10
UHF Modulation Circuit
10
UHF Power Amplifier Circuit
10
Port Allocations
11
Cpu
11
I/O Expanders
12
Adjustment Procedures
13
Preparation before Servicing
13
Required Test Equipment
13
Connections
13
PLL Adjustment
14
Receiver Adjustment
14
Transmitter Adjustment
16
Parts List
18
Mechanical Parts and Disassembly
28
Cabinet Parts
28
Accessories
28
Semi-Conductor Information
31
Transistors
31
Diodes
32
Board Layouts
33
Block Diagram
41
Voltage Diagram
45
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Icom IC-W31E Service Manual (56 pages)
Dual Band FM Transceiver
Brand:
Icom
| Category:
Transceiver
| Size: 1 MB
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