TROUBLESHOOTING GUIDE
AUDIO SHAKES
Replace AUDIO HEAD.
Replace CAPSTAN DD.
Check IC1001.
Check AUDIO BLOCK.
Is AUDIO HEAD scratched?
No
Yes
No
Yes
No
Yes
Does pin 40 of IC1001
output about 5Vp-p?
In playback, is the voltage
at pin 5 of CP1001 3.0V?
Yes
FF/REW DO NOT WORK
Is the voltage changing
at pin 82 of IC1001 when you
press FF/REW?
No
Check DECK MECHANISM.
Check pins 8 and 9 of IC1001 lines.
1-27
Содержание HR-J3009UM
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Страница 64: ...VICTOR COMPANY OF JAPAN LIMITED VIDEO DIVISION Printed in Japan S40894 ...