IBM 655743N Service Manual - Page 5
Table, Contents, General, Disassembly, Safety, Related, Adjustment, Adjustments, Diagrams, Exploded
UPC - 087944378259
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6557-03N/03S/43N/43S TABLE OF CONTENTS Section Title Page 1. GENERAL 1-1 2. DISASSEMBLY 2-1. Cabinet Removal 2-1 2-2. A Board Removal 2-1 2-3. AC inI/O TERMINAL Board Removal 2-2 2-4. D Board Removal 2-2 2-5. Service Position 2-3 2-6. H Boards Removal 2-3 2-7. Picture Tube Removal 2-4 3. SAFETY RELATED ADJUSTMENT 3-1 4. ADJUSTMENTS 4-1 5. DIAGRAMS 5-1. Block Diagrams (with Frame Schematic Diagram 5-1 5-2. Circuit Boards Location 5-4 5-3. Schematic Diagrams and Printed Wiring Boards 5-4 (1) Schematic Diagram of D Board 5-5 (2) Schematic Diagram of A Board 5-13 (3) Schematic Diagram of H Board 5-16 5-4. Semiconductors 5-17 6. EXPLODED VIEWS 6-1. Chassis 6-1 6-2. Picture Tube 6-2 6-3. Packing Materials 6-3 7. ELECTRICAL PARTS LIST 7-1 - 5 -
6557-03N/03S/43N/43S
– 5 –
TABLE
OF
CONTENTS
Section
Title
Page
1.
GENERAL
.................................................................
1-1
2.
DISASSEMBLY
2-1.
Cabinet Removal
...............................................
2-1
2-2.
A Board Removal
..............................................
2-1
2-3.
AC inI/O TERMINAL Board Removal
.............
2-2
2-4.
D Board Removal
..............................................
2-2
2-5.
Service Position
..................................................
2-3
2-6.
H Boards Removal
............................................
2-3
2-7.
Picture Tube Removal
.......................................
2-4
3.
SAFETY
RELATED
ADJUSTMENT
.............
3-1
4.
ADJUSTMENTS
.....................................................
4-1
5.
DIAGRAMS
5-1.
Block Diagrams
(with Frame Schematic Diagram)
......................
5-1
5-2.
Circuit Boards Location
.....................................
5-4
5-3.
Schematic Diagrams and Printed Wiring
Boards
.................................................................
5-4
(1)
Schematic Diagram of D Board
........................
5-5
(2)
Schematic Diagram of A Board
........................
5-13
(3)
Schematic Diagram of H Board
........................
5-16
5-4.
Semiconductors
.................................................
5-17
6.
EXPLODED
VIEWS
6-1.
Chassis
...............................................................
6-1
6-2.
Picture Tube
......................................................
6-2
6-3.
Packing Materials
..............................................
6-3
7.
ELECTRICAL
PARTS
LIST
............................
7-1