GDM-5010PT
– 5 –
Note: Hand degauss
must be used on stand-by or power-off condition.
This model has an automatic earth magnetism correction function by using an earth
magnetism sensor and a LCC coil. When using a hand degauss while monitor (LCC
coil) is being operated, it sometimes gets magnetized, and the system may not work
properly as a result.
TABLE OF CONTENTS
Section Title Page
1. GENERAL................................................................. 1-1
2. DISASSEMBLY
2-1. Rear Bucket Assy Removal ............................... 2-1
2-2. D Board Removal .............................................. 2-1
2-3. G Board Removal .............................................. 2-2
2-4. A Board Removal .............................................. 2-2
2-5. L Board Removal ............................................... 2-3
2-6. I/O Terminal Board Assy Removal .................... 2-3
2-7. Service Position .................................................. 2-4
2-8. H1, H2 and J Boards Removal ........................... 2-4
2-9. Picture Tube Removal ....................................... 2-5
3. SAFETY RELATED ADJUSTMENT........... 3-1
4. ADJUSTMENTS .................................................... 4-1
5. DIAGRAMS
5-1. Block Diagrams .................................................. 5-1
5-2. Frame Shcematic Diagram.................................. 5-7
5-3. Circuit Boards Location ...................................... 5-9
5-4. Schematic Diagrams and
Printed Wiring Boards .......................................... 5-9
(1) Schematic Diagram of
D Board .............................................................. 5-13
(2) Schematic Diagrams of G, GA, H1, H2, J
and L Boards ...................................................... 5-17
(3) Schematic Diagram of A Board ......................... 5-24
5-5. Semiconductors .................................................. 5-29
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
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