Read Sharp CD-DP2400E (serv.man8) Service Manual online
CD-DP2400E
– 6 –
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 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 suffcient care on static electricity of integrated
circuits and other circuits when servicing.
1
Top Cabinet
1. Screw ..................... (A1) x4
6-1
2
Side Panel
1. Screw ..................... (B1) x8
6-1
(Left/right)
3
CD Player Unit/
1. Turn on the power supply,
6-2
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) x3
the CD cover, and close.
(Note 1)
2. Screw ..................... (C1) x1
3. Hook ....................... (C2) x3
4. Hook ....................... (C3) x2
5. Socket .................... (C4) x3
4
Rear Panel
1. Screw ..................... (D1) x10
6-2
5
Main PWB
1. Screw ..................... (E1) x3
6-2
2. Socket .................... (E2) x3
7-3
3. Flat Cable .............. (E3) x1
4. Lug Wire ................. (E4) x1
4. Lug Wire ................. (E4) x1
6
Power Supply PWB 1. Screw ..................... (F1) x2
7-3
2. Socket .................... (F2) x5
3. Flat Wire ................. (F3) x1
3. Flat Wire ................. (F3) x1
7-4
7
Front Panel
1. Screw ..................... (G1) x2
7-3
8
Volume PWB Unit
1. Knob ....................... (H1) x1
7-4
2. Screw ..................... (H2) x4
3. Socket .................... (H3) x1
3. Socket .................... (H3) x1
9
Volume PWB
1. Nut. ......................... (J1) x1
7-5
10
Display PWB/
1. Screw ..................... (K1) x7
7-4
Switch PWB/
2. Flat Cable .............. (K2) x1
Headphones PWB
11
Tape Mechanism
1. Open the cassette holder
7-4
2. Screw ..................... (L1) x5
12
Turntable
1. Hook ....................... (M1) x2
8-1
2. Cover ..................... (M2) x1
13
Disc Tray
1. Turn fully the lock lever in the
7-1
arrow direction.
2. While holding the lock lever,rotate
7-2
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
8-2
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
8-3
(Note 2)
2. Hook ....................... (P2) x2
3. Socket .................... (P3) x4
3. Socket .................... (P3) x4
15
CD Mechanism
1. Hook ....................... (Q1) x2
8-4
2. Hook ....................... (Q2) x3
16
Loading Motor PWB 1. Hook ....................... (R1) x5
8-4
STEP
REMOVAL
PROCEDURE
FIGURE
Note 1:
How to open the changer manually.
1. In this state, turn fully the lock lever in the arrow direction
How to open the changer manually.
1. In this state, turn fully the lock lever in the arrow direction
through the hole on the loading chassis bottom. (Fig. 7-1)
2. While holding the lock lever, rotate the cam gear anticlockwise
until the cam gear rib engages with the clamp lever. (Fig. 7-2)
3. After that, push forward the CD slide holder.
(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
(E1)x3
ø3x10mm
ø3x10mm
(D1)x2
ø3x10mm
ø3x10mm
(C1)x1
ø3x10mm
ø3x10mm
(D1)x8
ø3x10mm
ø3x10mm
Rear
Panel
Panel
Main PWB
(C3)x1
CD Player
Unit
Unit
CD Tray Cover
Pull
(C3) x1
(C4)x3
(C2) x3
1
1
2
CD Servo
PWB
PWB
Note 2:
1. After removing the connector for the optical pickup from the
1. After removing the connector for the optical pickup from the
connector, wrap the conductive aluminium foil around the
front end of the connector so as to protect the optical pickup
from electrostatic damage.
front end of the connector so as 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.
Figure 6-1
Figure 6-2
– 7 –
CD-DP2400E
CLAMP LEVER
CAM GEAR RIB
(G1)x2
ø3x10mm
ø3x10mm
(F2)x4
(F2)x1
(E3)x1
(E2)x2
Main PWB
Front Panel
Power
Supply
PWB
Supply
PWB
(E2)x1
Power
Supply
PWB
Supply
PWB
(F1)x1
ø3x10mm
ø3x10mm
(F1)x1
(E4)x1
LOCK LEVER
(K1)x2
ø3x10mm
ø3x10mm
(K1)x4
ø3x10mm
ø3x10mm
(K1)x1
ø3x10mm
ø3x10mm
(L1)x5
ø3x10mm
ø3x10mm
(K2)x1
(H3)x1
(H1)x1
Open
Cassette
Holder
Holder
Lug Wire
(F3)x1
Headphones
PWB
PWB
Tape
Mechanism
Mechanism
Display PWB
Bracket
Bracket
Switch PWB
Volume
PWB
Unit
PWB
Unit
(H2)x4
ø3x12mm
ø3x12mm
(J1)x1
Washer
Volume
PWB
PWB
Volume
Bracket
Bracket
Figure 7-1
Figure 7-2
Figure 7-3
Figure 7-4
Figure 7-5
CD-DP2400E
– 8 –
1
Front Panel
1. Front Panel ............ (A1) x1
8-5
2
Woofer
1. Screw ..................... (B1) x4
8-5
3
Tweeter
1. Screw ..................... (C1) x2
8-5
STEP
REMOVAL
PROCEDURE
FIGURE
(Q2) x3
(Q1) x1
(R1) x5
(Q1) x1
Loading
Motor
PWB
Motor
PWB
CD
Mechanism
Mechanism
Screw Driver
Woofer
Tweeter
Front Panel
(A1)x1
(B1)x4
Ø4x12mm
(C1)x2
Ø3x10mm
Turntable
Disc Tray
(M2) x1
CD Player Unit
(M1) x2
1
3
2
(N1) x3
(N1) x3
(P3) x2
(P2) x2
(P3) x2
CD Servo
PWB
CD Player
Base
(P1)x1
ø3x8mm
ø3x8mm
Figure 8-1
Figure 8-2
Figure 8-3
Figure 8-4
Figure 8-5
– 9 –
CD-DP2400E
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.(See Page 6)
remove the tape mechanism.(See Page 6)
How to remove the record/playback and erase
heads (TAPE 2) (See Fig. 9-1)
heads (TAPE 2) (See Fig. 9-1)
1. When you remove the screw (A1) x 2 pcs., the recording/
playback head and three-dimensional head of the erasing
head can be removesd.
head can be removesd.
How to remove the playback head (TAPE 1)
(See Fig. 9-2)
(See Fig. 9-2)
1. When you remove the screw (B1) x 2 pcs., the playback
head.
How to remove the pinch roller (TAPE 1/2)
(See Fig. 9-3)
(See Fig. 9-3)
1. Carefully push the inside claw to remove it. 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>.
roller (C1) x 1 pc., in the 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 1) (See Fig. 9-4)
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 2) (See Fig. 9-4)
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. 9-5)
1. Remove the screws (F1) x 2 pcs., to remove the motor.
TAPE 2
TAPE1
Main Belt
(D1)x1
Main Belt
(D1)x1
TAPE2
Main Belt
(E1)x1
Main Belt
(E1)x1
TAPE 1
Main Belt
FF/REW
Belt
(E2)x1
Belt
(E2)x1
FF/REW
Belt
(D2)x1
Belt
(D2)x1
Motor
Motor
(A1)x2
Ø2 x 9mm
Ø2 x 9mm
TAPE 2
Record/Playback
Head
Head
Erase Head
(B1)x2
Ø2 x 9mm
Ø2 x 9mm
TAPE 1
Playback
Head
Head
Pinch Roller
(C1)x1
(C1)x1
<A>
Pinch Roller
Pawl
Pawl
<B>
(F1) x2
Ø 2.6 x 5mm
Motor
Figure 9-1
Figure 9-2
Figure 9-3
Figure 9-5
Figure 9-4
