Service manual

29
1. Abnormal mode detect
1-1.
Abnormal mode detect for PC Source
Is a input
H-sync of ADC(pin 40,
U13) correct?
Abnormal mode
detect
No
No
Yes
Yes
Is waveform
of clock of ADC(pin81,
U13) correct?
Trouble in the H-sync
input circuit.
Trouble
in ADC.
Trouble
in Scaler(U9).
Yes
TROUBLESHOOTING HINTS (L700CAV)
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