FM540 Service Manual
plastic panel.(seethe figure shown below).
After the disassembly, you can perform further repair and modulation based on faults.
6. Test and Modulation
6.1 Test and Modulation Method
During the repair, changing components may require proper test and modulation according to the technical
specifications of the radio.
6.1.1. Parts Required for Modulation
(1) Antenna Interface Converter
(2) Universal Interface
6.1.2. Manual Modulation
The radio needs adjustment on 5 frequencies. The channel frequencies are as follows:
Model
Channel 1
Channel 2
Channel 3
Channel 4
Channel 5
FM540 VHF
136.05MHz
145.55MHz
155.05MHz
164.55MHz
173.95MHz
FM540 UHF
400.05MHz
415.05MHz
435.05MHz
455.05MH
469.975MHz
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Summary of Contents for FM540
Page 1: ...FM540 Service Manual FM540 㔤 ሱ䶒 I ...
Page 89: ...FM540Service Manul Figure 2 FM540 01 Top Layer Position Diagram 136 174MHz Page 86 of 99 ...
Page 90: ...FM540Service Manul Figure 3 FM540 01Bottom Layer Position Diagram 136 174MHz Page 87 of 99 ...
Page 101: ...FM540Service Manul Figure 8 FM540KEYTop Layer Position Diagram Page 98 of 99 ...
Page 102: ...FM540Service Manul Figure 9 FM540KEY Bottom Layer Position Diagram Page 99 of 99 ...