MD-MT20/20C/20W
– 10 –
1 Bottom Cabinet 1. Screw ..................... (A1) x7 10-1
2 Top Cabinet 1. Open the Top cabinet. 10-1
2. Screw ..................... (B1) x4
3. Screw ..................... (B2) x1
3 Key Switch/LCD 1. Flexible PWB......... (C1) x2 10-2
4 Mechanism Unit 1. Flexible PWB......... (D1) x2 10-2
2. Raise the rear part, and ..... 10-3
remove in the arrow direction.
5 Main PWB 1. Flat cable................(E1) x1 10-2
2. Screw ..................... (E2) x2
6 Audio PWB
1.
Screw ...................... (F1) x3 10-4
DISASSEMBLY
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.
REMOVAL
PROCEDURE
STEP
FIGURE
Figu re 10-1
Figure 10-2
Figure 10-3
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
Figure 10-4
Open Lever
Bottom
Cabinet
LCD
Key Switch
Top Cabinet
(A1)x2
ø1.4x2mm
(A1)x2
ø1.4x2mm
(A1)x2
ø1.4x2mm
(A1)x1
ø1.4x2mm
(B1)x2
ø1.4x2mm
(B2)x1
ø1.4x2mm
(B1)x2
ø1.4x2mm
OpenOpen
(C2)x2
pull
pull
pull
pull
pull
pull
pull
pull
LCD
(D1)x1
Main
PWB
(E2)x2
ø1.7x2.5mm
Audio
PWB
Mechanism
Unit
(E1)x1
Key Switch
Put the fold on the connector, and
apply with the felt. Sagging may
result in contact with the sheet metal.
Felt
(D1)x1*
Flexible PWB
for optical pickup
(F1)x3
ø1.7x2.5mm
Audio PWB
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