CD-E700/CD-E77
– 10 –
How to remove the pickup unit (See Fig. 10-2)
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) x 1 pc.
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.
Figure 10-2
CD MECHANISM SECTION
Perform steps 1, 2, 3, 10, 11,12 and 13 of the disassembly
method to remove the CD mechanism.
How to remove the loading motor
(See Fig. 10-1)
1. Bend the hooks (A1) x 5 pcs., to remove the loading motor.
Figure 10-1
ADJUSTMENT
MECHANISM SECTION
••
••
• Driving Force Check
Torque Meter Specified Value
Play: TW-2111 Tape 1: Over 80 g
Tape 2: Over 80 g
••
••
• Torque Check
Torque Meter
Tape 2
Play: TW-2111 30 to 80 g.cm 30 to 80 g.cm
Fast forward: TW-2231 — 70 to 180 g.cm
Rewind: TW-2231 — 70 to 180 g.cm
Specified Value
Tape 1
Specified
Value
Adjusting
Point
Instrument
Connection
Test Tape
Normal MTT-111 Variable 3,000 ± 30 Hz Speaker
speed Resistor in Terminal
motor. (Load
resistance:
6 ohms)
••
••
• Tape Speed
Figure 10-3
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