6-4
OK
NG
Continue
Check the 3.3 V power are supplied on I323, I330 pin 2.
OK
NG
Check if the voltage on I323, I330
pin 3 is high (5Vdc).
Failure point
1) Printed wire broke between I322 and I323, I330.
2) I322 failure.
Failure point
I323, I330 Failure
Is a dot clock being output under the
condition that a LCD module is connected
to l322 pin 2?
OK
NG
Failure point
1) I315 failure
2) Printed wire broke between I315 and L322 pin 2.
Check the H-sync pulse of negative polarity
is output on RN314 pin 8 at TTL level.
OK
NG
Failure point
1) I315 failure
2) Printed wire broke between I315 and RN314 pin 8.
Check the V-sync of negative polarity
are output on RN314 pin 7.
OK
NG
Failure point
1) I315 failure
2) Printed wire broke between I315 and RN314 pin 7.
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