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SECTION 5
MECHANICAL ADJUSTMENTS
• Tape Tension Measurement
1. Clean the following parts with a denatured-alcohol-moistened
swab:
playback head
pinch roller
rubber belt
capstan
idler
2. Demagnetize the playback head with a head demagnetizer.
3. Do not use a magnetized screwdriver for the adjustments.
4. After the adjustments, apply suitable locking compound to the
parts adjusted.
5. The adjustments should be performed with the power supply
voltage unless otherwise noted.
• Torque Measurement
Mode
Tension Meter
Meter Reading
Forward
CQ-403A
more than 90 g
(more than 3.18 oz)
Reverse
CQ-403R
more than 90 g
(more than 3.18 oz)
Mode
Torque Meter
Meter Reading
Forward
CQ-102C
30 – 65 g•cm
(0.42 – 0.90 oz•inch)
Forward
CQ-102C
0.5 – 4.5g•cm
Back Tension
(0.01 – 0.06 oz•inch)
Reverse
CQ-102RC
30 – 65 g•cm
(0.42 – 0.90 oz•inch)
Reverse
CQ-102RC
0.5 – 4.5g•cm
Back Tension
(0.01 – 0.06 oz•inch)
FF, REW
CQ-201B
60 – 200 g•cm
(0.83 – 2.78 oz•inch)
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