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INDICATION
After cylinder lock is detected, the cylinder
does not start rotating again even after tape
unloading.
Cassette tape is not wound up during the tape
unloading except EJECT mode.
Mechanism locks during mode transition
except EJECT mode.
Mechanism locks during tape unloading.
Mechanism locks after tape unloading in
EJECT mode.
During recording mode, recording signal is
less than the normal condition.
Recording circuit works except recording
mode.
Cylinder lock detection.
Supply reel mechanism lock detection
Take-up reel mechanism lock detection
PG shifter automatic adjustment error.
3. ADJUSTMENT PROCEDURES
3.1. DISASSEMBLY METHOD
CAUSE
Fig. T1 Self-Test indication Display
17
REMEDY/CHECK
Check the cylinder motor drive circuit.
Check the capstan motor drive circuit.
1. Check the loading motor drive circuit.
2. Check the mechanism phase alignment.
3. Check the mode switch.
1. Check the loading motor drive circuit.
2. Check the mechanism phase alignment.
1. Check the loading motor drive circuit.
2. Check the mechanism phase alignment for cassette holder
Protection of the over-current flowing in
transistor which produces the power supply
for recording mode.
Check the recording circuit.
Check the cylinder unit and the cylinder motor
drive circuit.
Check the supply reel mechanism and the
supply reel circuit.
Check the Take-up reel mechanism and the
Take-up reel circuit.
Check the servo/system control circuit and
cylinder unit.
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