Sharp MD-X8 Service Manual download pdf (Page 8)

MD-X8

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Caution on Disassembly

Whe disassembling the machine or assenbling it after

repair, observe the following instructions so as to ensure

safety and keep its performance.

1. Unload the compact disc, and mini-disc from machine.

2. Be sure to unplug the power cable before starting

disasembly of the machine.

3. When disassenbling each section, remove the nylon

band or wire arrangement.

If a screw of improper length is fit to the MD mechanism.

(a screw fit the part to the mechanism chassis of MD

section), it may cantact the optical pickup, impeding

normal operation. Hence, due care must be taken.

4. While repairing, pay utmost attention to static electricity

on ICs.

1 Cabinet 1. Screw ................ (A1) x9 8-1

2 Rear Panel 1. Screw ................ (B1) x13 8-1

3 MD Unit 1. Flat Cable .......... (C1) x1 9-1

2. Socket ............... (C2) x1

3. Screw ................ (C3) x2

4 Fan Motor 1. Socket ............... (D1) x1 9-1

2. Screw ................ (D2) x3

3. Bracket .............. (D3) x2

5 Main PWB 1. Screw ................ (E1) x4 9-2

2. Socket ............... (E2) x11

6 Front Panel 1. Socket ............... (F1) x2 9-2

2. Screw ................ (F2) x4

7 Power PWB 1. Socket ............... (G1) x1 9-2

2. Screw ................ (G2) x4

8 Power Amp. PWB 1. Screw ................ (H1) x4 9-2

9 CD Changer Block 1. Screw ................ (J1) x4 9-3

2. Screw ................ (J2) x3

10 CD Servo PWB 1. Socket ............... (K1) x5 9-4

(Note 1 ) 2. Screw ................ (K2) x3

11 Tray Switch PWB 1. Screw ................ (L1) x1 9-4

12 Jack PWB 1. Socket ............... (M1) x1 9-5

2. Screw ................ (M2) x1

13 Mic PWB 1. Screw ................ (N1) x3 9-5

2. Screw ................ (N2) x1

14 Switch A PWB 1. Knob .................. (P1) x1 9-5

2. Nat ..................... (P2) x1

3. Screw ................ (P3) x11

15 Switch B PWB/ 1. Screw ................ (Q1) x3 9-5

LED PWB 2. Holder ................ (Q2) x1

3. Screw ................ (Q3) x6

16 Switch C PWB 1. Screw ................ (R1) x7 9-5

17 Display PWB 1. Flexible PWB .... (S1) x1 9-5

2. Screw ................ (S2) x1

18 Lamp PWB 1. Screw ................ (T1) x1 9-5

DISASSEMBLY

Figure 8-1

STEP

REMOVAL PROCEDURE

FIGURE

MAIN UNIT

Note 1: After removing the connector for the optical pickup

from the connector wrap the conductive aluminium foil

around the front end of connector so as to protect the

optical pickup from electrostatic damage.

19 CD Mechanism 1. Screw ................ (U1) x2 10-1

2. Top Bord ........... (U2) x1

3. Disc Holder ....... (U3) x1

4. Disc Tray ........... (U4) x3

5. Screw ................ (U5) x1

6. Mechanism Holder

Guide ................. (U6) x1

7. Screw ................ (U7) x2

8. Mechanism Holder

Bracket .............. (U8) x1

Mechanism Holder

(U9) x1

10. Screw .............. (U10) x4

20 MD Mechanism 1. Screw ................ (V1) x4 10-2

2. MD Mechanism

holder ................ (V2) x2

3. Screw ................ (V3) x4

4. Flat Cable .......... (V4) x1

21 MD Main PWB 1. Screw ................ (W1) x4 10-3

(See page 11 2. Socket ............... (W2) x3

Figure 11-2) 3. Flat Cable .......... (W3) x1

4. Flexible PWB .... (W4) x1

22 MD Mechanism 1. Screw ................ (X1) x4 11-1

STEP REMOVAL

PROCEDURE

FIGURE

STEP REMOVAL

PROCEDURE

FIGURE

1 Speaker 1. Net........................... (A1) x1 11-3

2. Net Holder ............... (A2) x4 11-4

3. Screw ...................... (A3) x4

4. Front Panel ............. (A4) x1

5. Screw ...................... (A5) x4

6. Screw ...................... (A6) x4

SPEAKER

(A1) x5

ø3 x8mm

(A1) x2

ø3 x8mm

(B1) x13

ø3 x8mm

(A1) x2

ø3 x8mm

Cabinet

Front Panel

Rear Panel

1 2 3 4 5 6 7 8 9 10 11 12 13 ... 107 108

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Sharp MD-X8 Service Manual Page 8

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