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B. TROUBLESHOOTING OF REC MODE
YES
AC signal put on 70KHz
at Base of Q201.
No sound in the playback
mode after recording.
NO
YES
Is signal input pin 16
of IC 201?
Check RL 901 & P 902.
NO
Is 9V applied to
pin 7 of IC 201?
Check Q801 & POWER.
YES
NO
Is the voltage above 4V
at "REC H"?
Check SERVO SYSCON.
YES
NO
Does pin 6 of T201
oscillate?
Check T201 adjacent circuit.
YES
Clean Head.
YES
TROUBLESHOOTING FLOW CHART