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CD MECHANISM SECTION
Perform steps 1, 2, 3, 12, 13, 14 and 15 of the disassembly
method to remove the CD mechanism.
How to remove the CD loading motor
(See Fig. 13-1)
1. Bend the hooks (A1) x 5 pcs., to remove the CD loading
motor.
2. Remove the drive belt (A2) x 1 pc.
How to remove the pickup (See Fig. 13-2)
1. Remove the stop washer (B1) x 1 pc., to remove the gear
(B2) x 1 pc.
2. Remove the screws (B3) x 2 pcs., to remove the shaft (B4).
3. Remove the pickup.
Note
After removing the connector for the optical pickup from the
connector wrap the conductive aluminium foil around the front
end of connector so as to protect the optical pickup from
electrostatic damage.
MECHANISM SECTION
• Driving Force Check
Torque Meter
Play: TW-2111
• Torque Check
Torque Meter
Play: TW-2111
30 to 80 g.cm
Fast forward: TW-2231
—
Rewind: TW-2231
—
All manuals and user guides at all-guides.com
ADJUSTMENT
Specified Value
Tape 1: Over 80 g
Tape 2: Over 80 g
Specified Value
Tape 1
Tape 2
30 to 80 g.cm
70 to 180 g.cm
70 to 180 g.cm
Slide
Chassis
(A1) x 2
Stop Washer
(B3) x 2
(B1) x 1
ø2.6 x 6mm
Shaft
(B4) x 1
• Tape Speed
Test Tape
Adjusting
Normal
MTT-111
Variable
speed
Resistor in
motor.
TAPE MECHANISM
Variable Resistor in motor
– 13 –
CD-M4000W/CP-M4000
CD Loading Motor
CD Loading
Motor PWB
(A1) x 1
(A1) x 2
CD Loading
Motor
Pulley
Drive Belt
(A2) x 1
Figure 13-1
Pickup
CD Mechanism
Gear
(B2) x 1
Figure 13-2
Specified
Instrument
Point
Value
Connection
3,000 ± 30 Hz
Speaker
terminal
(Load
resistance:
6 ohms)
Tape
Motor
Figure 13-3
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