Table of Contents
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AUDIO SHAKES
Is AUDIO HEAD
scratched ?
No
Does pin 15 of IC1001
output a 3.0Vp-p square
wave ?
3.0V
Yes
In playback, is the voltage
at pin 14 of CP1002 2.8V ?
Is the voltage at pin 14 of
CP1002 3.3V when you
stop the CAPSTAN DD
MOTOR manually ?
Yes
In playback, is the
voltage at pin 17 of
CP1002 about DC1.6V ?
Yes
Check AUDIO BLOCK.
TROUBLESHOOTING GUIDE
Yes
No
No
No
In playback, is the voltage at
pin 50 of IC1001 3.8V ?
No
Yes
E-9
Replace AUDIO HEAD.
Replace CAPSTAN DD.
Check peripheral components
of IC1001.
Replace IC1001.
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