GDM-FW9010(E) 7
TABLE OF CONTENTS
Section Title Page Section Title Page
1. DISASSEMBLY
1-1. Cabinet Assy Removal ......................................... 1-1
1-2. D Board Removal ................................................ 1-2
1-3. G Board Removal ................................................ 1-3
1-4. A Board and I/O Terminal Board Assy
Removal ............................................................... 1-4
1-5. S Board Removal ................................................. 1-5
1-6. N Board Removal ................................................ 1-6
1-7. Service Position .................................................... 1-7
1-8. Picture Tube Removal .......................................... 1-8
1-9. Control Block Assy Removal .............................. 1-9
1-10.J Board Removal .................................................. 1-10
1-11.US Board Removal .............................................. 1-11
1-12.Harness Location ................................................. 1-12
2. SAFETY RELATED ADJUSTMENT .......................... 2-1
3. ADJUSTMENTS ..................................................................................... 3-1
4. DIAGRAMS
4-1. Block Diagrams .................................................... 4-1
4-2. Frame Schematic Diagram.................................... 4-6
4-3. Circuit Boards Location ........................................ 4-7
4-4. Schematic Diagrams and Printed Wiring
Boards ................................................................... 4-8
(1) Schematic Diagram of A Board .................................. 4-10
(2) Schematic Diagram of D Board .................................. 4-13
(3) Schematic Diagram of G Board .................................. 4-16
(4) Schematic Diagrams of H Boards .............................. 4-18
(5) Schematic Diagrams of J Boards ................................ 4-20
(6) Schematic Diagrams of N (a, b, c) Board ........... 4-21
(7) Schematic Diagram of S Board ................................... 4-25
(8) Schematic Diagram of US Board ................................ 4-27
4-5.Semiconductors .......................................................... 4-29
5. EXPLODED VIEWS
5-1. Chassis ................................................................. 5-1
5-2. Picture Tube ......................................................... 5-2
5-3. Packing Materials ................................................. 5-3
6. ELECTRICAL PARTS LIST ................................................. 6-1
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