FUNAI LED22-T800M Service Manual page 23

FLOW CHART NO.10
PANEL+25.6V is not output.
Is approximately 22V voltage supplied to the emitter
of Q508?
Is approximately 26V voltage outputted to the collector
of Q505?
Replace Q505.
FLOW CHART NO.11
PANEL+12.5V is not output.
Replace IC502.
FLOW CHART NO.12
LCD-5.5V is not output.
Replace Q507.
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
No
No
No
8-3 A0C76TR