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Table of Contents
Chapter 1 THEORY OF OPERATION
1.0 Overview..............................................................................................................1-1
2.0 Radio Power Distribution.....................................................................................1-1
3.0 Controller Circuits................................................................................................ 1-3
3.1 General .......................................................................................................... 1-3
3.2 Microprocessor Circuitry ................................................................................1-4
3.3 Audio Circuitry................................................................................................ 1-8
Chapter 2 TROUBLESHOOTING CHARTS
1.0 Troubleshooting Flow Chart for Board and IC Signals
(includes Controller, DC Regulation and Audio).................................................. 2-1
Chapter 3 CONTROLLER SCHEMATICS
1.0 Allocation of PCBs and Schematic Diagrams...................................................... 3-1
2.0 Controller Schematics .........................................................................................3-3
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