Removing/Installing The Cabinet; Top Cover; Front Panel Assembly; Rear Panel Assembly - Sony OEP-4 Service Manual

1-3. Removing/Installing the Cabinet

1-3-1. Top Cover

1. Remove the four M3 case securing screws and the
screw (PSW3 x 6), then remove the top cover.
Top cover
M3 case securing
screws
2. Attach the top cover in the reverse order.

1-3-2. Front Panel Assembly

1. Remove the top cover. (Refer to Section 1-3-1.)
2. Remove the three screws (BVTT2.6 x 5) and the
screw (B M2.5 EG GRIP).
3. Disconnect the harness and two flexible flat cables
from the connectors (CN805, CN601 and CN602) on
the MA-142G board.
4. Remove the four hooks, then remove the front panel
assembly.
1-2
Hook
PSW3 x 6
M3 case
securing
screws
5. Attach the front panel assembly in the reverse order of
steps 1 to 4.

1-3-3. Rear Panel Assembly

1. Remove the top cover. (Refer to Section 1-3-1.)
2. Remove the four screws, then remove the rear panel
assembly.
3. Disconnect the flexible flat cable from the connector
(CN201) on the IF-990G board.
4. Disconnect the flexible flat cable from the connector
(CN108) on the IF-989G board.
5. Disconnect the three harnesses from the AC inlet of
the rear panel assembly.
Flexible flat cables
6. Attach the rear panel assembly in the reverse order of
steps 1 to 5.
Flexible flat cables
CN601
Harness
BVTT
2.6 x 5
Hook
Hooks
B M2.5
Front panel assembly
EG GRIP
IF-990G board
BVTT
2.6 x 5
CN201
CN108
Harnesses
MA-142G board
CN602
CN805
AC inlet
Rear panel
assembly
IF-989G
board
MA-142G
board
BVTT
2.6 x 5
OEP-4