Sony HDW-750 Maintenance Manual page 397

Removal
1. Removing the mechanical deck
assembly
Loosen the five screws and remove the mechani-
cal deck assembly. (Refer to Section 7-35.)
2. Removing the full top sensor
assembly
Remove the precision screw and remove the full
top sensor assembly. (Refer to Section 7-16.)
3. Removing the end sensor assembly
Remove the precision screw and remove the end
sensor assembly. (Refer to Section 7-15.)
4. Removing the cleaning assembly
Remove the precision screw and remove the
cleaning assembly. (Refer to Section 7-6.)
5. Removing the gear block assembly
Remove the three precision screws and remove
the gear block assembly. (Refer to Section 7-24.)
6. Removing the top sensor assembly
Remove the precision screw and remove the top
sensor assembly. (Refer to Section 7-28.)
7. Removing the timing belt
Removing the timing belt .
(Refer to Section 7-10.)
8. Removing the MDR-14 board
(1) Disconnect the flexible card wire from the
connector (CN3) of the MDR-14 board.
m
. Life of flexible card wire will be signifi-
cantly shortened if it is folded. Be very
careful not to fold the flexible card wire.
. When the removal work is performed with
the mechanical deck assembly removed,
place a protection sheet under the mechani-
cal deck assembly.
(2) Remove the screws (four step screws) or the
screws (three step screws, one precision
screw). While removing the connector from
the drum assembly, remove the MDR-14
board.
(3) Disconnect the harness from the connector
(CN504) of the MDC-13 board.
HDW-750/750CE V1
Improved Type
Precision screw
P1.4 x 3.5
Step
screws
Protection sheet
7-36. MDC-13 Board Replacement
Former Type
Step screw
MDR-14 board
CN3
Connectors on
drum assembly
Connector on the
MDC-13 board (CN504)
7-127