Disassembly; Caution On Disassembly - Sharp CD-BK2100V Service Manual

CD-BK2100V

Caution on Disassembly

Follow the below-mentioned notes when disassembling
the unit and reassembling it, to keep it safe and ensure
excellent performance:
1. Take cassette tape and compact disc out of the unit.
2. Be sure to remove the power supply plug from the wall
outlet before starting to disassemble the unit.
3. 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 disassembling.
4. Take sufficient care on static electricity of integrated
circuits and other circuits when servicing.
CD-BK2100V
STEP REMOVAL
1 Top Cabinet 1. Screw ..................... (A1) x4
2 Side Panel 1. Screw ..................... (B1) x8
(Left/right)
3 CD Player Unit/ 1. Turn on the power supply,
CD Tray Cover
2. Screw ..................... (C1) x1
3. Hook ....................... (C2) x3
4. Hook ....................... (C3) x2
5. Socket .................... (C4) x3
4 Rear Panel 1. Screw ..................... (D1) x10
5 Main PWB 1. Screw ..................... (E1) x3
2. Socket .................... (E2) x4
3. Flat Cable ............... (E3) x1
4. Tip Wire .................. (E4) x1
6 Power Supply PWB 1. Screw ..................... (F1) x2
2. Socket .................... (F2) x4
3. Flat Wire ................. (F3) x1
7 Karaoke PWB 1. Screw ..................... (G1) x2
8 Front Panel 1. Screw ..................... (H1) x2
9 Display PWB 1. Screw ..................... (J1) x13
2. Socket .................... (J2) x1
10 Tape Mechanism 1. Open the cassette holder.
2. Screw...................... (K1) x5
11 Headphones PWB 1. Screw ..................... (L1) x1
12 Turntable 1. Hook ....................... (M1) x2
2. Cover ..................... (M2) x1
13 Disc Tray 1. Turn fully the lock lever in the
2. While holding the lock lever,rotate
3. Push the slide holder backward to
14 CD Video PWB 1. Screw ..................... (P1) x1
(Note 2) 2. Hook ....................... (P2) x2
3. Socket .................... (P3) x4
15 CD Mechanism 1. Hook ....................... (Q1) x2
2. Hook ....................... (Q2) x3
16 Loading Motor PWB 1. Hook ....................... (R1) x5
Note 1:
How to open the changer manually. (Fig. 8-3)
1. In this state, turn fully the lock lever in the arrow direction
through the hole on the loading chassis bottom.
2. While holding the lock lever, rotate the cam gear anticlockwise
until the cam gear rib engages with the clamp lever. (Fig. 9-1)
3. After that, push forward the CD slide holder.

DISASSEMBLY

PROCEDURE
open the disc tray, take out
the CD cover, and close.
(Note 1)
arrow direction.
the cam gear until the cam gear
rib engages with the clamp lever.
engage the claw with the groove
and remove it in the direction
of the arrow. .............. (N1) x6
CD-BK2100V
(A1)x2
ø3x12mm
Side Panel
(Right)
(B1)x2
ø3x10mm
FIGURE
8-1 (B1)x4
ø3x10mm
8-1
8-2
Video CD PWB
8-2
(C3) x1
8-2
9-2
Pull
9-2
Rear
9-3
Panel
9-3
9-2
(C1)x1
9-4
ø3x10mm
9-4
(D1)x8
9-4
ø3x10mm
9-5
8-3
9-1
9-6
10-1
10-2
Note 2:
10-2
1. After removing the connector for the optical pickup from the
connector, wrap the conductive aluminium foil around the
front end of the connector remove to protect the optical
pickup from electrostatic damage.
Note 3:
1. Be careful not to break the claw of the CD mechanism.
2. When fining back the cam gear assembly, let it lock by front
movement.
– 8 –
Rear
Panel
Figure 8-1
(C4)x3
CD Tray Cover
1
(D1)x2
ø3x10mm
Main PWB
Figure 8-2
Lock Lever
Figure 8-3
Top Cabinet
(A1)x2
ø3x12mm
Side Panel
(Left)
(B1)x2
ø3x10mm
(C2) x3
1
2
CD Player
Unit
(C3)x1
(E1)x1
ø3x6mm
(E1)x2
ø3x10mm