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XL-MP150H/MP150E

3 – 1

Audio

XL-MP150H/MP150E

Service Manual

XLMP150H

Market

E

 

Perform steps 1 to 5, 11 of the disassembly method to remove the tape
mechanism.(see page 3-3,3-4)

1. When you remove the screws (A1) x 2 pcs and (A2) x 1 pc., the

record/playback head can be removed.

1. Carefully bend the pinch roller pawl in the direction of the arrow

<A>, and remove the pinch roller (B1) x 1 pc., in the direction of the
arrow <B>.

NOTE: When installing the pinch roller, pay attention to the spring

mounting position.

1. Remove the main belt (C1) x 1 pc., from the motor side.

2. Remove the FF/REW belt (C2) x 1 pc.

1. Remove the screws (D1) x 2 pcs., to remove the motor.

(A1)x2
Ø2x6mm

(A2)x1
Ø2x9mm

Record/Playback
Head

Erase Head

Clutch Ass'y

Pinch Roller
(B1)x1

Pinch
Roller
Pawl

Pull

Main Belt
(C1)x1

FF/REW
Belt
(C2)x1

Motor

FF/REW
Clutch

Flywheel

(D1)x2

Ø

2.6x5mm

Motor

Clutch Ass'y

XL-MP150H/MP150E

3 – 2

Perform steps 1 to 3, 14,15 of the disassembly method to remove the
CD mechanism.(see page 3-3,3-4)

1. Remove the screws (A1) x 2 pcs and shaft (A2) x 1 pc.

2. Remove the stop washer (A3) x 1 pc and gear (A4) x 1 pc.

3. Remove the optical pickup.

NOTE: After pulling out the optical pickup connector, wrap the tip of it

with conductive aluminium foil or the like to protect the optical
pickup from the static electricity.

1. When CD is at play position, rotate reduction gear C clock-wise as

shown in Figure 2 until disk tray is at ‘STOCK’ position, then rotate
the gear further to eject the disk tray (Figure 6) so that CD can be
removed from the tray.

2. In another case, if CD mechanism is at tray No. 1 play position and

to remove CD located in tray No. 3, the procedure is as follows:

If the gear up down board is located at tray No. 1 position, then
rotate Reduction gear C clock-wise until Disc tray is at ‘STOCK’
position. Rotate reduction gear D clock-wise (Figure 3) to move the
CD mechanism to tray No. 3 position. This is confirmed by check-
ing the gear up down board position base on the marking as indi-
cated on the main chassis as shown in Figure 4.

•

Usually changer is covered with top plate. As for reference pur-
pose, we exclude the top plate for easy viewing. (Figure 5,6)

CD Disc

CD At 'PLAY' position.

Disc Tray

Guide Tray

CD Disc

CD At 'STOCK' position.

CD Disc

Tray eject

Remove CD from tray.

(A1) x2
ø2.6 x5mm

CD
Mechanism

Stop Washer
(A3) x1

Optical Pickup

Gear
(A4) x1

Shaft
(A2) x1

Reduction gear D

Up

Down

Reduction gear C

Front

Rear

Mark 1

(DISC 1)

(DISC 2)

(DISC 3)

(DISC 4)

(DISC 5)

Gear up down board

Mark 3

Mark 5

Mark 2

Mark 4

XL-MP150H/MP150E

3 – 3

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) 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.

4) 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 (Left/
Right) 

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

1

3

CD Changer unit

1. Screw............................(C1) x 2
2. Hook..............................(C2) x 2
3. Socket...........................(C3) x 2
4. Flat Cable......................(C4) x 1

2

4

Rear Panel 

1. Screw............................(D1) x 8

2

5

Front Panel

1. Screw............................(E1) x 3
2. Flat Cable......................(E2) x 2
3. Socket...........................(E3) x 1
4. Hook..............................(E4) x 2

2,3

3

6

Tuner PWB

1. Screw.............................(F1) x 1
2. Socket...........................(F2) x 1

2
3

7

Main PWB

1. Screw............................(G1) x 2
2. Socket...........................(G2) x 4

2,4

4

8

Power PWB

1. Screw............................(H1) x 4

4

9

Terminal PWB

1. Screw.............................(J1) x 1

4

10

Display PWB

1. Knob..............................(K1) x 1
2. Screw............................(K2) x 8
3. Flat Cable......................(K3) x 1

5

11

Tape Mechanism

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

5

12

Jack PWB

1. Screw............................(M1) x 1

5

13

USB PWB

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

5

14

CD MP3 PWB
(Note 1)

1. Screw............................(P1) x 4
2. Flat Cable......................(P2) x 2
3. Socket...........................(P3) x 1

6

15

CD Mechanism

1. Screw............................(Q1) x 4
2. Screw............................(Q2) x 4

6
7

(A1) x2
ø3x12mm

(A1) x2
ø3x12mm

(B1) x2
ø3x10mm

(B1) x2
ø3x8mm

(B1) x2
ø3x8mm

(B1) x2
ø3x8mm

(A1) x1
ø3x12mm

Front Panel

Top Cabinet

Rear
Panel

Side Panel
(Left)

Side Panel

(Right)

(D1) x8
ø3x8mm

(F1) x1
ø3x8mm

(G1) x1
ø3x10mm

(E1) x1
ø3x10mm

(E2) x1

(C3) x1

(C3) x1

(C4) x1

Front Panel

Rear Panel

Hook
(C2)x1

Hook
(C2)x1

Pull

Pull

CD Changer
Unit

Main PWB

Headphones
PWB

CD Servo PWB

(C1) x1
ø3x10mm

(C1) x1
ø3x10mm

(F2) x1

(E1) x2
ø3x10mm

Front Panel

Turner PWB

Main PWB

Pull

(E2) x1

(E3) x1

Pull

Hook
(E4)x1

Hook
(E4)x1

XL-MP150H/MP150E

3 – 4

(G1) x1
ø3x8mm

(H1) x4
ø4x6mm

(J1) x1
ø3x8mm

(G2) x2

(G2) x2

Terminal PWB

Main PWB

Power PWB

(K2) x8
ø2.6x8mm

(L1) x4
ø3x10mm

(M1) x1
Special

(N1) x1
ø3x10mm

(K3) x1

(K1) x1

Front Panel

JACK PWB

USB PWB

Cassette
Holder

Display PWB

Tape
Mechanism

(P2) x2

(P3) x1

(Q1) x2
ø3x10mm

(Q1) x2
ø3x10mm

CD Changer
Unit

CD MP3 PWB

(P1) x4
ø3x10mm

(Q2) x4
Special

CD Changer
Unit

CD Mechanism

1

Woofer/

Tweeter

1. Net Frame.................(A1) x1

2. Front Panel...............(A2) x1

3. Screw........................(A3) x2

4. Screw........................(A4) x4

8

Screwdriver

Net Frame

( A1 ) x1

(A3)x2
ø3x10mm

(A4)x4
ø4x16mm

Woofer

Front Panel
( A2 ) x1

Tweeter