Pc Board Replacement - Toshiba SD-1200 Service Manual

1-2. PC Board Replacement

1-2-1. Main PC Board
Note:
• Before removing the main PC board (4), be sure to
short-circuit the laser diode output land.
After replacing, open the land as it was after inserting
the flexible cables (1).
1. Remove the top cover. (Refer to item 1-1-1.)
2. Remove six flexible cables (1) and remove one
connector (3).
3. Remove four screws (2).
4. Release two claws and remove the main PC board (4).
Note:
• When mounting, be sure to twist the wire for the
connector (3) several times.
Pickup head
Laser diode
output land
Flexible
cables (1)
Screws (2)
Main PC board (4)
Connector (3)
Claws
Twist more than 7 times.
Fig. 2-1-9
1-2-2. Output PC Board
1. Peel off the tape (3).
2. Remove the connector (2).
3. Disconnect two flexible cables (1).
4. Remove two screws (4).
5. Remove two screws (5) and remove the output PC
board (6).
Note:
• When mounting, be sure to twist the wire for the
connector (2) several times.
Twist more than 9 times.
Flexible
cables (1)
Tape (3)
Connector (2)
Fig. 2-1-10
Screws (4)
Output
PC board (6)
Screws (5)
Flexible cables (1)