FUNAI Sylvania LC260SS1 Service Manual page 24

FLOW CHART NO.10
TUNER+5V is not output. (LCD+13V is outputted normally.)
Replace Q640.
FLOW CHART NO.11
AL+13V is not output.
Is approximately +13V voltage supplied to the
cathode of D641 and D642?
FLOW CHART NO.12
P-ON+3V is not output.
FLOW CHART NO.13
P-ON+3.3V is not output.
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
8-3 FL10.2TR