Flexible flat cable
Holder (GB)
Harness
BTP
3 x 12
1-4-3. GB 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 holder (GA) and holder (GB).
(Refer to steps 7 to 10 of Section 1-4-2.)
8. Remove the screw, then remove the GB board.
9. Remove the sheet (G) from the GB board in the
direction shown by the arrow.
10. Disconnect the harness from the connector (CN350)
on the GB board.
11. Disconnect the flexible flat cable from the connector
(CN400) on the GB board.
Installation
12. Install the GB board in the reverse order of steps 8 to
11.
n
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 7.
1-4-4. U Board
Removal
1. Remove the base assembly. (Refer to Section 1-3-1.)
2. Remove the front panel (D) assembly and front panel
(U) assembly.
(Refer to steps 2 and 3 of Removal (VPL-HS50) in
Section 1-3-2.)
(Refer to steps 2 to 4 of Removal (VPL-HS51) in
Section 1-3-2.)
3. Remove the two screws and disconnect the harness
from the connector (CN203) on the C board, then
remove the U board.
4. Disconnect the harness from the connector (CN20) on
the U board.
Installation
5. Install the U board in the reverse order of steps 3 and
4.
6. Assemble this unit in the reverse order of steps 1 and
2.
C board
CN203
CN20
Harness
U board
BTP
3 x 12
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