Removing And Reinstalling The Main Parts - Sharp MD-S301MK Service Manual

MD-S301MK

REMOVING AND REINSTALLING THE MAIN PARTS

Remove the mechanism according to the disassembling meth-
ods 1 to 4. (See Page 7.)
How to remove the spindle motor (See Fig. 8-1.)
1. Remove the flexible PWB solder joint (A1) x 1.
2. Remove the screws (A2) x 3 pcs., and remove the spindle
motor.
* When installing the spindle motor, gently press in the arrow
direction (in view of grating).
How to remove the sled motor (See Fig. 8-2.)
1. Remove the stop washer (B1) x 1 pc., and remove the gear
(B2) x 1 pc.
2. Remove the screws (B3) x 2 pcs.
3. Remove the flex PWB soldering joint (B4) x 3 places, and
remove the sled motor.
Note:
Be careful so that the motor gear is not damaged.
(If the gear is damaged, abnormal sound is emitted when
searching is performed.)
How to reinstall the optical pickup unit
(See Fig. 8-3.)
1. Remove the screw (C1) x 1 pc.
2. Slowly raise the optical pickup.
Note:
Be careful so that the motor gear is not damaged.
(If the gear is damaged, abnormal sound is emitted when
searching is performed.)
MD Mechanism
(B3)x1
ø1.4x1.2mm
(B3)x1
ø1.4x1.5mm
Bracket
Sled Motor
(C1)x1
ø1.7x3mm
Shaft
– 8 –
(A2)x3
ø1.4x2.8mm
Spindle Motor
Solder joint of mechanism
flexible PWB
(A1)x1
Figure 8-1
Stop Washer
(B1)x1
(B2)x1
(B4)x3
Solder joint of mechanism
flexible PWB
Figure 8-2
Optical Pickup
Figure 8-3