Table of Contents
5
Beeper Test............................................................................. 78
Frequency Measurement Verification ........................................ 78
Changing the AC Mains / Fuse ........................... 80
REPLACE INPUT CURRENT FUSE.......................................................... 82
Replaceable Parts and Disassembly .................... 83
External View .......................................................................... 84
Disassembly ........................................................................... 85
Disassembly Equipment ........................................................... 85
Outer Casing ............................................................................ 86
Main PCB and Front/Rear/Bottom Panel Removal ..................... 87
Front Panel PCB Removal. ......................................................... 88
GDM-8245 Mechanical Parts List .............................................. 89
Front Panel ............................................................................... 89
Top and Bottom Case ............................................................... 90
PCB Parts .................................................................................. 90
Rear Panel and Handle ............................................................. 91
Others ...................................................................................... 91
Circuit Diagrams and Component Parts List ........ 92
Circuit Diagram 1 (GDM-8245) ................................................. 93
Circuit Diagram 2 (GDM-8245) ................................................. 94
Circuit Diagram 3 (GDM-8245) ................................................. 95
Circuit Layout (GDM-8245) ...................................................... 96
GDM-8245 Component Parts List ............................................. 97
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