Mechanical Adjustments - Sony HCD-NEZ30 Service Manual

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CD POWER MANEGE
This mode is for switch the CD power supply on/off. Even if this
state pulls out AC plug, it is held.
Procedure:
1. Press the button to turn the power on.
I/1
2. Set the FUNCTION to CD.
3. Press the button again to turn the power off (standby).
I/1
4. While pressing the
5. If turns power on and display "CD POWER", then display
"ON" or "OFF".
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MECHANICAL ADJUSTMENTS

2 9
8
• Precaution
1. Clean the following parts with a denatured-alcohol-moistened
swab :
record/playback head
erase head
capstan
2. Demagnetize the record/playback head with a head
button.
demagnetizer. (Do not bring the head magnetizer close to the
erase head.)
3. Do not use a magnetized screwdriver for the adjustments.
4. After the adjustments, appiy suitable locking compound to
the parts adjusted.
5. The adjustments should be performed with the rated power
supply voltage unless otherwise noted.
• Torque Measurement
Mode
FWD
FWD
Back Tension
FF
REW
Q Q
3 6 7 1 3 1 5
• Tape Tension Measurement
Mode
FWD
co
.
HCD-NEZ30
SECTION 5
9 4 2 8
pinch roller
rubber belts
idlers
Torque Meter Meter Reading
2.95 – 6.86 mN⋅m
CQ-102C (30 – 70 g⋅cm)
(0.42 – 0.97 oz⋅inch)
0.15 – 5.39 mN⋅m
CQ-102C (1.5 – 5.5 g⋅cm)
(0.021 – 0.076 oz⋅inch)
more than 5.89 mN⋅m
CQ-201B (more than 60 g⋅cm)
(more than 0.83 oz⋅inch)
more than 5.89 mN⋅m
CQ-201B (more than 60 g⋅cm)
(more than 0.83 oz⋅inch)
0 5 8 2 9 9 4 2 8
Tension Meter Meter Reading
more than 100 g
CQ-403A
(more than 3.53 oz)
m
9 9
9 9
13