1
BVM-A14
Table of Contents
1. Service Information
1-1. Appearance Figure .......................................................... 1-1
1-2. Board Locations ..............................................................1-1
1-3. Disassembly .................................................................... 1-2
1-3-1. BC Board ...............................................................1-4
1-3-2. BK Board ............................................................... 1-5
1-3-3. CA Board ............................................................... 1-6
1-3-4. CA Board and ZCA Board ....................................1-7
1-3-5. EA Board and E Board ..........................................1-8
1-3-6. E Board and Z Board ............................................. 1-9
1-3-7. EA Board and Z Board ..........................................1-9
1-3-8. G Board ............................................................... 1-10
1-3-9. C Board ............................................................... 1-11
1-3-10. TA Board ............................................................. 1-12
1-3-11. Cabinet ................................................................ 1-12
1-3-12. TB Board ............................................................. 1-13
1-3-13. PA Board ............................................................. 1-13
1-3-14. PC Board ............................................................. 1-14
1-3-15. CRT ..................................................................... 1-15
1-3-16. Bezel Assembly-1 ............................................... 1-16
1-3-17. Bezel Assembly-2 ............................................... 1-17
1-3-18. Anode Cap ........................................................... 1-18
1-4. Writing and Rewriting PLD Internal Data .................... 1-19
2. Setup Adjustment
2-1. Setup Adjustment When CRT is Replaced ..................... 2-1
3. Safety-Related Adjustments
4. Circuit Adjustments
4-1. BK Board Adjustments ...................................................4-1
5. Semiconductor Pin Assignments
6. Spare Parts
6-1. Notes on Repair Parts ..................................................... 6-1
6-2. Exploded Views .............................................................. 6-2
6-3. Electrical Parts List ......................................................... 6-9
7. Block Diagrams
Overall (1/2) .................................................................... 7-1
Overall (2/2) .................................................................... 7-2
BK (1/5) .......................................................................... 7-3
BK (2/5) .......................................................................... 7-4
BK (3/5) .......................................................................... 7-5
BK (4/5) .......................................................................... 7-6
BK (5/5) .......................................................................... 7-7
CA, C .............................................................................. 7-8
EA (1/2) .......................................................................... 7-9
EA (2/2) ........................................................................ 7-10
DY, E ............................................................................ 7-11
PA, PC ..........................................................................7-12
BC (1/3) ........................................................................ 7-13
BC (2/3) ........................................................................ 7-14
BC (3/3) ........................................................................ 7-15
G ................................................................................... 7-16
TB, YA, YB, YC ..........................................................7-17
TA ................................................................................. 7-18
HC (1/2) ........................................................................ 7-19
HA, HB, HC (2/2), HD ................................................. 7-20
8. Schematic Diagrams
Frame (1/2) .....................................................................8-2
Frame (2/2) .....................................................................8-3
BC (1/7) .......................................................................... 8-4
BC (2/7) .......................................................................... 8-5
BC (3/7) .......................................................................... 8-6
BC (4/7) .......................................................................... 8-7
BC (5/7) .......................................................................... 8-8
BC (6/7) .......................................................................... 8-9
BC (7/7) ........................................................................ 8-10
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