Ss-92 Board Replacement - Sony HDW-750 Maintenance Manual

6-21. SS-92 Board Replacement

1. Open the inside panel assembly.
(Refer to Section 1-5.)
2. Remove the plug-in boards.
(Refer to Section 1-7.)
3. Remove the harness clamp.
n
When the unit under servicing uses the
harness clamp that has exactly the same
shape as shown in illustration, remove it.
4. Remove the five precision screws and
remove the dust protection cover.
5. Disconnect the flexible card wires from the
connectors (CN201, CN202) on the SS-92
board.
n
Life of flexible card wires will be significant-
ly shortened if it is folded. Be very careful
not to fold the flexible card wire.
6. Remove the precision screw and remove the
PC board SS retainer.
n
Depending on the time of production at the
factory, there are two types of the SS retainer.
7. While loosening the connector (CN102),
remove the SS-92 board that is connected to
the MB-898 board.
8. Install the new SS-92 board by reversing the
steps of removal.
n
When attaching the improved type of the PC
board SS retainer, confirm that the PC board SS
retainer is housed in between the frame and the
SS-92 board, and the SS-92 board is firmly fixed.
HDW-750/750CE V1
Flexible card wires
MB-898 board
Dust
protection cover
PC board SS retainer
SS-92 board
6-21. SS-92 Board Replacement
Former type of
PC board SS retainer
Precision screw
(P2 x 4)
PC board SS retainer
(Improved type)
Precision screw
(P2 x 4)
CN201
CN202
SS-92 board
CN102
Precision
screws
(P2 x 4)
Harness clamp
Frame
6-35