Ga Board - Sony VPL-HS51 Service Manual

1-4-2. GA Board

Removal
1. Remove the cabinet. (Refer to Section 1-3.)
2. Remove the C board.
(Refer to steps 3 to 7 of Section 1-4-1.)
3. Remove the lamp assembly.
(Refer to steps 2 and 3 of Section 1-5-2.)
4. Remove the optical block assembly.
(Refer to step 5 of Section 1-5-3.)
5. Remove the lamp house.
(Refer to step 6 of Section 1-4-6.)
6. Remove the GA/GB unit.
(Refer to step 7 of Section 1-4-8.)
7. Remove the shield plate (GD) in the direction shown
by the arrow.
8. Remove the two screws, then remove the shield plate
(GU).
BTP3 x 12
Shield plate (GU)
1-6
BTP3 x 12
Shield plate (GD)
9. Remove the three hooks, then remove the holder (GB)
from the holder (GA).
10. Disconnect the harness from the connector (CN300)
on the GA board.
11. Remove the screw and disconnect the harness from the
connector (CN101) on the GA board.
Holder (GB)
Hook
Harness
CN300
GA board
Installation
12. Install the GA board in the reverse order of steps 7 to
11.
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When attaching the holder (GA) and holder (GB), be
careful not to catch the harness and flexible flat cable.
13. Assemble this unit in the reverse order of steps 1 to 6.
Hooks
Harness
CN101
BTP3 x 12
Holder (GA)
VPL-HS50/HS51