TROUBLESHOOTING GUIDE
E-18
YES
YES
NO
NO
CAPSTAN DD MOTOR NOT
ROTATING
Check POWER BLOCK.
Is the voltage at pin 8 of
CP3001 5V?
In playback, Check the
voltage at pin 5 of CP3001
is 2V or at pin 12 of IC3001 is
2.5V?
Replace IC3001. Does DD MOTOR
rorate now? If not, Replace DD
MOTOR.
In playback, is there voltage
at pin 2 of CP3001 12V?
In playback, is there voltage
at pin 9 of CP3001 2.5V?
Check POWER BLOCK.
NO
Change IC3001.
NO
Check pin 77, 78 of IC3001
and peripheral circuit.
YES
YES
Содержание SD-22VB
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