Read Sharp XL-MP100H (serv.man6) Service Manual online
XL-MP100H
3 – 1
Audio
XL-MP100H
Service Manual
XLMP100H
Market
E
CHAPTER 3.
MECHANICAL DESCRIPTION
[1] REMOVING AND REINSTALLING THE
MAIN PARTS
MAIN PARTS
1. TAPE MECHANISM SECTION
Perform steps 1 to 5 and 7 of the disassembly method to remove the
tape mechanism. (See page 3-3,3-4)
tape mechanism. (See page 3-3,3-4)
1.1. How to remove the record / playback and erase heads
(See Fig. 1)
(See Fig. 1)
1. Remove the screws (A1) x 2 pcs., to remove the erase head.
2. Remove the screws (A2) x 2 pcs., to remove the record/playback
head.
NOTE: After replacing the heads and performing the azimuth adjust-
ment, be sure to apply screw lock.
1.2. How to remove the pinch roller (See Fig.2)
1. Carefully bend the pinch roller pawl in the direction of the arrow
<A>, and remove the pinch roller (B1) x 1 pc., upwards.
1.3. How to remove the belts (See Fig.3)
1. Remove the main belt (C1) x 1 pc., from the motor pulley.
2. Remove the FF/REW belt (C2) x 1 pc., from the REW/FF roller.
3. Put on the belts in the reverse order of removal.
NOTE: When putting on the belt, ascertain that the belt is not twisted,
and clean it.
1.4. How to remove the motor (See Fig.4)
1. Remove the main belt.
2. Remove the screws (D1) x 2 pcs., to remove the motor bracket.
3. Remove the screws (D2) x 3 pcs., to remove the motor.
NOTE: When mounting the motor, pay attention to the motor mounting
angle.
Figure 1
Figure 2
Figure 3
Figure 4
Erase Head
Record/
Playback Head
(A1)x2
ø2x8mm
(A2)x1
ø2x3mm
(A2)x1
ø2x7mm
<A>
Pinch Roller
(B1)x1
Pinch Roller
Pawl
Main Belt
(C1)x1
FF/REW Belt
(C2)x1
REW/FF
Clutch
Motor
(D1)x1
ø2x4mm
(D2)x3
Special
Screw
Motor
Bracket
Motor
Motor
(D1)x1
ø2x4mm
XL-MP100H
3 – 2
1.5. How to remove the flywheel (See Fig. 5)
1. Remove the belt.
2. Remove the stop washer (E1) x 1 pc., with a small precision screw-
driver to extract the flywheel from the capstan metal.
NOTE: When the stop washer is deformed or damaged, replace it with
a new one.
1.6. How to reinstall the parts
Install each part in the reverse order of the removal with care.
1.7. How to remove the tape mechanism PWB (See Fig. 6)
1. Remove the screw (F1) x 1 pc., to remove the tape mechanism
PWB.
2. Remove the screws (F2) x 1 pc.
3. Remove the solder joints (F3) x 2 pcs., to remove the tape mecha-
nism PWB.
Figure 5
Figure 6
Stop
Washer
Driver
(E1)x1
Stop Washer
Mechanism
Chassis
Washerx2
Flywheel
Tape
Mechanism
PWB
Tape
Mechanism
PWB
(F3)x2
Solder
Joint
(F2)x1
ø2x8mm
(F1)x1
ø2x3mm
XL-MP100H
3 – 3
[2] DISASSEMBLY
Note 1: How to open the changer manually. (Fig. 3)
When CD tray doesn’t come out even if the power is turned on, push a
right lever with the screwdriver and others.
right lever with the screwdriver and others.
Note 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.
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) Take cassette tape and compact disc out of the unit.
2) Be sure to remove the power supply plug from the wall outlet
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 disas-
sembling.
be sure to rearrange the leads where they were before disas-
sembling.
4) Take sufficient care on static electricity of integrated circuits and
other circuits when servicing.
STEP
REMOVAL
PROCEDURE
FIGURE
1
Top Cabinet
1. Screw...........................(A1) x 7
1
2
Side Panel
1. Screw...........................(B1) x 6
1
3
CD Player Unit
1. Turn on the power supply,
open the disc tray, take out the
CD tray cover, and close.
........................................(Note 1)
2. CD Tray Cover............(C1) x 1
3. Hook............................(C2) x 2
4. Flat Cable....................(C3) x 2
5. Socket.........................(C4) x 1
open the disc tray, take out the
CD tray cover, and close.
........................................(Note 1)
2. CD Tray Cover............(C1) x 1
3. Hook............................(C2) x 2
4. Flat Cable....................(C3) x 2
5. Socket.........................(C4) x 1
2
4
Rear Panel/Main
PWB
PWB
1. Screw..........................(D1) x 8
2. Screw..........................(D2) x 3
2. Screw..........................(D2) x 3
2,4
5
Main PWB
1. Screw...........................(E1) x 4
2. Flat Cable....................(E2) x 1
3. Socket.........................(E3) x 5
2. Flat Cable....................(E2) x 1
3. Socket.........................(E3) x 5
4
6
Power PWB
1. Screw...........................(F1) x 4
4
7
Front Panel
1. Screw..........................(G1) x 2
4
8
Display PWB
1. Knob............................(H1) x 1
2. Screw..........................(H2) x 8
2. Screw..........................(H2) x 8
5
9
Tape Mechanism
1. Screw...........................(J1) x 4
5
10
Headphones
PWB
PWB
1. Screw...........................(K1) x 1
6
11
CD Servo PWB
(Note 2)
(Note 2)
1. Screw...........................(L1) x 4
2. Flat Cable.....................(L2) x 1
3. Socket..........................(L3) x 2
2. Flat Cable.....................(L2) x 1
3. Socket..........................(L3) x 2
6
6,7
12
CD Player Unit
1. Screw..........................(M1) x 4
6
13
CD Mechanism
1. Screw..........................(N1) x 4
7
Figure 1
Figure 2
Figure 3
(A1) x2
ø3x10mm
ø3x10mm
(B1) x2
ø3x8mm
ø3x8mm
(B1) x2
ø3x8mm
ø3x8mm
(B1) x2
ø3x8mm
ø3x8mm
(A1) x2
ø3x10mm
ø3x10mm
(A1) x3
ø3x10mm
ø3x10mm
Top Cabinet
Front Panel
Side Panel
(Left)
Side Panel
(Right)
Rear Panel
(D1) x7
ø3x10mm
(D2) x3
ø3x8mm
Front Panel
Rear Panel
1
1
2
2
CD Tray Cover
(C1)x1
(C2)x1
(C3)x2
(C4)x1
(C2)x1 Pull
Pull
CD Player Unit
CD Servo
PWB
Push
Lever
XL-MP100H
3 – 4
Figure 4
Figure 5
(D1) x1
ø3x10mm
(E1) x2
ø3x6mm
(G1) x2
ø3x10mm
(F1) x4
ø4x10mm
(E3) x1
(E3) x1
(E1) x2
ø3x10mm
Front Panel
(E2) x1
(E3) x2
(E3) x1
Main PWB
Power PWB
(H2) x8
ø2.6x10mm
ø2.6x10mm
(J1) x4
ø2.6x10mm
ø2.6x10mm
(K1) x1
ø2.6x10mm
ø2.6x10mm
(H1) x1
Front Panel
Open
Cassette
Holder
Holder
Display PWB
Tape
Mechanism
Mechanism
Headphones
PWB
PWB
PWB
Figure 6
Figure 7
(L1) x4
ø3x10mm
ø3x10mm
(M1) x4
ø3x10mm
ø3x10mm
(L2) x1
CD Player Unit
(L3) x1
CD Servo
PWB
CD Player Unit
(N1) x4
ø2.6x10mm
(L3) x1
CD Mechanism
