Read Sony CPD-G420 (serv.man2) Service Manual online
CPD-G420
– 5 –
TABLE OF CONTENTS
Section
Title
Page
1.
GENERAL
............................................................... 1-1
2.
DISASSEMBLY
2-1.
Cabinet Removal .............................................. 2-1
2-2.
A1 Board (C BLOCK) Removal ..................... 2-2
2-3.
A1 Board, US Board Removal ........................ 2-2
2-4.
Bezel Assembly, H1 Board Removal .............. 2-3
2-5.
D Board Removal ............................................. 2-3
2-6.
Service Position ................................................. 2-4
2-7.
Picture Tube Removal ....................................... 2-5
2-8.
Harness Location .............................................. 2-6
3.
SAFETY RELATED ADJUSTMENT
........... 3-1
4.
ADJUSTMENTS
................................................... 4-1
5.
DIAGRAMS
5-1.
Block Diagrams ................................................. 5-1
5-2.
Frame Schematic Diagram ................................ 5-7
5-3.
Circuit Boards Location .................................... 5-9
5-4.
Schematic Diagrams and Printed Wiring
Boards ................................................................. 5-9
(1)
Schematic Diagram of A1 Board ...................... 5-11
(2)
Schematic Diagram of US Board ...................... 5-15
(3)
Schematic Diagram of DA Board ..................... 5-17
(4)
Schematic Diagram of N Board ........................ 5-19
(5)
Schematic Diagrams of
D (a, b, c) Board ........................................ 5-21
(6)
Schematic Diagram of H1 Board ....................... 5-29
5-5. Semiconductors ................................................. 5-31
6-1. EXPLODED VIEWS < NH model >
6-1-1. Chassis < NH model > ...................................... 6-1
6-1-2. Picture Tube < NH model > ............................. 6-2
6-1-3. Packing Materials < NH model > ..................... 6-3
6-2. EXPLODED VIEWS < AEP model >
6-2-1. Chassis
#3
< AEP model > .............................. 6-4
6-2-2. Picture Tube
#3
< AEP model > ...................... 6-5
6-2-3. Packing Materials
#3
< AEP model > .............. 6-6
7.
ELECTRICAL PARTS LIST
........................... 7-1
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