Sharp CD-BA2010 (serv.man4) Service Manual ▷ View online
– 9 –
CD-BA2010H
DISASSEMBLY
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
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.
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.
Figure 9-2
CD-BA2010H
1
Top Cabinet
1. Screw .................... (A1) x4
9-1
2
Side Panel
1. Screw .................... (B1) x8
9-1
(Left/Right)
3
CD Player Unit/
1. Turn on the power supply,
9-2
CD Tray Cover
open the disc tray, take out
the CD cover, and close.
(Note 1)
2. Screw .................... (C1) x1
3. Hook ...................... (C2) x3
4. Hook ...................... (C3) x2
5. Socket ................... (C4) x2
the CD cover, and close.
(Note 1)
2. Screw .................... (C1) x1
3. Hook ...................... (C2) x3
4. Hook ...................... (C3) x2
5. Socket ................... (C4) x2
4
Rear Panel
1. Screw .................. (D1) x10
9-2
5
Main/RDS PWB
1. Screw .................... (E1) x3
10-3
2. Socket ................... (E2) x3
3. Flat Cable .............. (E3) x1
4. Tip Wire ................. (E4) x1
3. Flat Cable .............. (E3) x1
4. Tip Wire ................. (E4) x1
6
Power Supply PWB 1. Screw .................... (F1) x2
10-4
2. Socket ................... (F2) x4
3. Flat Wire ................ (F3) x1
3. Flat Wire ................ (F3) x1
7
Front Panel
1. Screw .................... (G1) x2
10-4
2. Hook ...................... (G2) x2
8
Volume Mechanism/ 1. Knob ...................... (H1) x1
10-5
Volume Motor
2. Screw .................... (H2) x4
3. Socket ................... (H3) x1
4. Belt ........................ (H4) x1
5. Screw .................... (H5) x2
3. Socket ................... (H3) x1
4. Belt ........................ (H4) x1
5. Screw .................... (H5) x2
9
Switch PWB
1. Screw ..................... (J1) x2
10-5
2. Bracket ................... (J2) x1
10
Display/
1. Screw ..................... (K1) x6
10-5
Headphones PWB 2. Bracket .................. (K2) x1
3. Hook ...................... (K3) x2
4. Flat Cable .............. (K4) x1
4. Flat Cable .............. (K4) x1
11
Tape Mechanism
1. Open the cassette holder.
10-5
2. Screw...................... (L1) x5
12
Turntable
1. Hook ..................... (M1) x2
10-6
2. Cover .................... (M2) x1
13
Disc Tray
1. Turn fully the lock lever in the
10-1
arrow direction.
2. While holding the lock lever, rotate
10-2
the cam gear until the cam gear
rib engages with the clamp lever.
rib engages with the clamp lever.
3. Push the slide holder backward to
11-1
engage the claw with the groove
and remove it in the direction
of the arrow. .............. (N1) x6
and remove it in the direction
of the arrow. .............. (N1) x6
14
CD Servo PWB
1. Screw .................... (P1) x1
11-2
(Note 2)
2. Hook ...................... (P2) x2
3. Socket ................... (P3) x4
3. Socket ................... (P3) x4
15
CD Mechanism
1. Hook ...................... (Q1) x2
11-3
2. Hook ...................... (Q2) x3
16
Loading Motor PWB 1. Hook ...................... (R1) x5
11-3
STEP
REMOVAL
PROCEDURE
FIGURE
Figure 9-1
CD-BA2010H
Note 1:
How to open the changer manually. (Fig. 10-1)
1. In this state, turn fully the lock lever in the arrow direction
How to open the changer manually. (Fig. 10-1)
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. 10-2)
3. After that, push forward the CD slide holder.
Note 2:
1. After removing the connector for the optical pickup from the
Note 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 to protect the optical pickup from
electrostatic damage.
front end of the connector 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
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.
(B1)x4
ø3x10mm
ø3x10mm
(B1)x2
ø3x10mm
ø3x10mm
Rear
Panel
Panel
(B1)x2
ø3x10mm
ø3x10mm
Side Panel
(Right)
(Right)
Side Panel
(Left)
(Left)
(A1)x2
ø3x12mm
ø3x12mm
(A1)x2
ø3x12mm
ø3x12mm
Top Cabinet
(C3)x1
(D1)x2
ø3x10mm
ø3x10mm
CD Player
Unit
Unit
CD Tray Cover
Pull
(C3)x1
(C4)x2
1
1
2
CD Servo
PWB
PWB
(C1)x1
ø3x10mm
ø3x10mm
(D1)x8
ø3x10mm
ø3x10mm
Rear
Panel
Panel
Main PWB
(C2) x3
CD-BA2010H
– 10 –
Figure 10-1
Figure 10-2
Figure 10-3
Figure 10-4
Figure 10-5
Figure 10-6
Lock Lever
CD Player Unit
(Bottom View)
(Bottom View)
Clamp Lever
Cam Gear Rib
CD Player Unit
(Top View)
(Top View)
Main PWB
Main
PWB
PWB
Power
Supply
PWB
Supply
PWB
(E4)x1
(E2)x2
(E3)x1
(E2)x1
(E1)x1
ø3x10mm
ø3x10mm
(E1)x1
ø3x10mm
ø3x10mm
RDS PWB
Front Panel
Power
Supply
PWB
Supply
PWB
(F2)x2
(F2)x2
Front Panel
(F3)x1
Headphones
PWB
PWB
(F1)x1
ø3x10mm
ø3x10mm
(F1)x1
ø3x8mm
ø3x8mm
(G1)x2
ø3x8mm
ø3x8mm
(G2)x1
(G2)x1
Headphones
PWB
PWB
(K2)x1
(K4)x1
(H2)x4
ø3x12mm
ø3x12mm
(H5)x2
ø2x5mm
ø2x5mm
(H3)x1
(H1)x1
(K3)x1
(K3)x1
(H4)x1
Volume
Mechanism
Mechanism
Volume
Motor
Motor
(L1)x5
ø3x10mm
ø3x10mm
(K1)x6
ø3x10mm
ø3x10mm
(J1)x2
ø3x10mm
ø3x10mm
(J2)x1
Display PWB
Switch PWB
Open
Cassette
Holder
Holder
Tape
Mechanism
Mechanism
Turntable
Slide
Chassis
Chassis
(M2)x1
CD Player Unit
(M1)x2
– 11 –
CD-BA2010H
Figure 11-4
Figure 11-5
Figure 11-1
1
3
2
(N1)x3
(N1)x3
Slide Chassis
(P3)x2
(P2)x2
(P3)x2
CD Servo
PWB
Slide
Chassis
Chassis
(P1)x1
ø3x8mm
ø3x8mm
Figure 11-2
(Q2)x3
(Q1)x1
(R1)x5
(Q1)x1
Loading
Motor
PWB
Motor
PWB
CD
Mechanism
Mechanism
CP-BA2010H
1
Woofer
1. Front Panel ............ (A1) x1
11-4
2. Screw ..................... (A2) x4
2
Subwoofer
1. Screw ..................... (B1) x4
11-5
3
Tweeter
1. Screw ..................... (C1) x2
11-5
4
Super Tweeter
1. Screw ..................... (D1) x2
11-5
STEP
REMOVAL
PROCEDURE
FIGURE
Figure 11-3
Driver
Driver should
be pried away
from Speaker
Box.
be pried away
from Speaker
Box.
(A1)x1
(B1)x4
Ø4x16mm
(D1)x2
Ø3x10mm
(A2)x4
Ø4x16mm
(C1)x2
Ø3x10mm
Super
Tweeter
Tweeter
Tweeter
Subwoofer
Woofer
CD-BA2010H
– 12 –
REMOVING AND REINSTALLING THE MAIN PARTS
TAPE MECHANISM SECTION
Perform steps 1 to 7 and 11 of the disassembly method to
remove the tape mechanism.
remove the tape mechanism.
How to remove the record/playback and erase
heads (TAPE 2) (See Fig. 12-1)
heads (TAPE 2) (See Fig. 12-1)
1. When you remove the screw (A1) x 2 pcs., the recording/
playback head and three-dimensional head of the erasing
head can be removed.
head can be removed.
How to remove the playback head (TAPE 1)
(See Fig. 12-2)
(See Fig. 12-2)
1. When you remove the screw (B1) x 2 pcs., the playback
head.
How to remove the pinch roller (TAPE 1/2)
(See Fig. 12-3)
(See Fig. 12-3)
1. Carefully bend the pinch roller pawl in the direction of the
arrow <A>, and remove the pinch roller (C1) x 1 pc., in the
direction of the arrow <B>.
direction of the arrow <B>.
Note:
When installing the pinch roller, pay attention to the spring
mounting position.
When installing the pinch roller, pay attention to the spring
mounting position.
How to remove the belt (TAPE 2) (See Fig. 12-4)
1. Remove the main belt (D1) x 1 pc., from the motor side.
2. Remove the FF/REW belt (D2) x 1 pc.
2. Remove the FF/REW belt (D2) x 1 pc.
How to remove the belt (TAPE 1) (See Fig. 12-4)
1. Remove the main belt (E1) x 1 pc., from the motor side.
2. Remove the FF/REW belt (E2) x 1 pc.
2. Remove the FF/REW belt (E2) x 1 pc.
How to remove the motor (See Fig. 12-5)
1. Remove the screws (F1) x 2 pcs., to remove the motor.
Figure 12-1
Figure 12-2
Figure 12-3
Figure 12-4
Figure 12-5
TAPE 2
TAPE 1
Main Belt
(E1)x1
Main Belt
(E1)x1
TAPE 2
Main Belt
(D1)x1
Main Belt
(D1)x1
TAPE 1
(D1)x1
FF/REW
Belt
(D2)x1
Belt
(D2)x1
FF/REW
Belt
(E2)x1
Belt
(E2)x1
(E1)x1
Motor
Motor
(B1)x1
Ø2x9mm
Ø2x9mm
(B1)x1
Ø2x5mm
Ø2x5mm
TAPE 1
Playback
Head
Head
Pinch Roller
(C1)x1
(C1)x1
<A>
Pull
<B>
Pull
Pinch
Roller
Pawl
(A1)x2
Ø2x9mm
Ø2x9mm
TAPE 2
Record/Playback
Head
Head
Erase Head
(F1) x2
Ø 2.6x5mm
Ø 2.6x5mm
Motor
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