Read Sony CPD-G420S Service Manual online
CPD-G420S(E)
7
TABLE OF CONTENTS
Section
Title
Page
Section
Title
Page
1. DISASSEMBLY
1-1.
Cabinet Removal ............................................... 1-1
1-2.
A1 Board (C BLOCK) Removal ....................... 1-2
1-3.
A1 Board, U Board Removal ............................
1-3
1-4.
Bezel Assembly, H1 Board Removal ............... 1-4
1-5.
D Board Removal .............................................. 1-5
1-6.
Service Position .................................................. 1-6
1-7.
Picture Tube Removal ........................................ 1-7
1-8.
Harness Location ............................................... 1-9
2. SAFETY RELATED ADJUSTMENT
............. 2-1
3. ADJUSTMENTS
..................................................... 3-1
4. DIAGRAMS
4-1.
Block Diagrams .................................................. 4-1
4-2.
Frame Schematic Diagram ................................. 4-4
4-3.
Circuit Boards Location ..................................... 4-5
4-4.
Schematic Diagrams and Printed Wiring
Boards ................................................................. 4-6
(1)
Schematic Diagram of A1 Board ...................... 4-8
(3)
Schematic Diagram of DA Board ..................... 4-14
(6)
Schematic Diagram of U Board ........................ 4-20
(4)
Schematic Diagram of H1 Board ....................... 4-16
(5)
Schematic Diagram of N Board
4-18
4-5.
Semiconductors ................................................. 4-22
5. EXPLODED VIEWS
5-1.
Chassis ............................................................... 5-2
5-2.
Picture Tube ...................................................... 5-3
5-3.
Packing Materials ............................................... 5-4
6. ELECTRICAL PARTS LIST
............................ 6-1
(2)
Schematic Diagrams of
D (a, b, c) Board ........................................ 4-10
........................
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