Disassembly - Sharp MD-MT15S Service Manual

MD-MT15/15C/15H/15W/161E/18H
Cares before disassembling
When assembling the machine after disassembling or
repair, observe the following requirements so as to ensure
safety and performance.
1. Remove the batteries from the machine, and take out the
mini-disc.
2. When assembling after repair, be sure to restore the
initial location of wires.
Since the screws are small, incorrect fixing may result in
malfunction.
3. When repairing, pay utmost attention to static electricity
of IC.
STEP REMOVAL
1 Bottom Cabinet 1. Screw ..................... (A1) x7
2 Top Cabinet 1. Open the Top cabinet.
2. Screw ..................... (B1) x4
3. Screw ..................... (B2) x1
3 Key Switch/LCD 1. Flexible PWB ......... (C1) x2
4 Mechanism Unit 1. Flexible PWB ......... (D1) x2
2. Raise the rear part, and .....
5 Main PWB 1. Flat cable ................ (E1) x1
2. Screw ..................... (E2) x2
6 Audio PWB 1. Screw ...................... (F1) x3
Audio PWB
Figure 10-4
PROCEDURE
remove in the arrow direction.
(F1)x3
ø1.7x2.5mm

DISASSEMBLY

ø1.4x2mm
(A1)x2
ø1.4x2mm
Open Lever
ø1.4x2mm
FIGURE
10-1
10-1
(E2)x2
10-2
ø1.7x2.5mm
10-2
10-3
Main
PWB
10-2
10-4
(C2)x2
LCD
Caution:
Carefully handle the main PWB and flexible PWB. After removing the
flexible PWB (1*) for the optical pickup from the connector, do not
touch directly the front end of flexible PWB with your hand so as to
prevent damage of optical pickup by static electricity.
Mechanism Unit
– 10 –
LCD
(B1)x2
Open Open
(B2)x1
Bottom
(A1)x2
Cabinet
ø1.4x2mm
Figu re 10-1
Put the fold on the connector, and
apply with the felt. Sagging may
result in contact with the sheet metal.
(D1)x1
pull
pull
pull
pull
pull
pull
pull
pull
Mechanism
(E1)x1
Key Switch
Figure 10-2
Figure 10-3
Key Switch
Top Cabinet
(A1)x1
ø1.4x2mm
(B1)x2
ø1.4x2mm
(A1)x2
ø1.4x2mm
Felt
(D1)x1*
Flexible PWB
for optical pickup
Audio
PWB
Unit