XL-DV50 (serv.man2) - Sharp Audio Service Manual (repair manual). Page 12

XL-DV50H

3 – 2

After removing the connector for the optical pickup from the connector,
wrap the conductive aluminium foil around the front end of the connec-
tor so as to protect the optical pickup from electrostatic damage.

Caution on Disassembly
Follow the below-mentioned notes when disassembling the unit and 
reassembling it, to keep it safe and ensure excellent performance:
1) Be sure to remove the power supply plug from the wall outlet 

before starting to disassemble the unit.

2) Take off nylon bands or wire holders where they need to be 

removed when disassembling the unit. After servicing the unit, 
be sure to rearrange the leads where they were before disas-
sembling.

3) Take sufficient care on static electricity of integrated circuits and 

other circuits when servicing.

1

Top Cabinet

1. Screw.........................(A1) x 5

1

2

Side Panel 

1. Screw.........................(B1) x 8

1

3

Rear Panel/Main 
PWB

1. Screw........................(C1) x 8
2. Socket.......................(C2) x 2

2

4

Tuner PWB

1. Screw........................(D1) x 3
2. Socket.......................(D2) x 3

2

5

Main PWB

1. Screw.........................(E1) x 7
2. Socket.......................(E2) x 8

3

6

Transformer

1. Screw.........................(F1) x 4

4

7

Front Panel/DVD 
Tray Cover

1. Screw........................(G1) x 2
2. Flat cable..................(G2) x 1
3. Socket.......................(G3) x 1
4. DVD Tray cover.........(G4) x 1

4

5

8

Chassis

2. Screw........................(H1) x 6

6

9

DVD PWB
(Note 1)

1. Flat cable...................(J1) x 1
2. Socket........................(J2) x 1
3. Screw.........................(J3) x 3
4. Screw.........................(J4) x 4

7

10

DVD Changer Unit  1. Screw.........................(K1) x 6

7

11

DVD Mechanism

1. Screw.........................(L1) x 4

7

12

Display PWB

1. Knob.........................(M1) x 1
2. Screw......................(M2) x 10

8

13

Headphones PWB

1. Screw........................(N1) x 1

8

Top Cabinet

(A1) x2
ø3x8mm

(A1) x2
ø3x8mm

(B1) x2
ø3x8mm

(B1) x4
ø3x8mm

(B1) x2
ø3x8mm

(A1) x1
ø3x8mm

Top Cabinet

Side Panel

(Left)

Side Panel

(Right)

Rear
Panel

(C1) x7

ø3x8mm

(D1) x3

ø3x8mm

(D2) x3

(C1) x1

ø3x10mm

(C2) x1

Rear
Panel

(C2) x1

Turner PWB

Main PWB

Video Terminal

PWB

(E1) x4

ø3x10mm

(E1) x1

ø3x10mm

(E1) x2

ø3x10mm

(E2) x3

(E2) x1

(E2) x1

Main PWB

(E2) x3

Front Panel