LG S92T2-C Service Manual page 57

ELECTRICAL TROUBLESHOOTING GUIDE
No 6 VA
YES
Is F901 normal?
YES
Is TH901 normal ?
YES
Is BD901 normal?
YES
Is the VCC
(11 V ~ 25 V) supplied to IC901
pin4?
YES
Power line of MAIN PCB is short.
NO
Replace F901 (same fuse).
NO
NO
NO
Check or replace D924.
2-44
Replace TH901.
Replace BD901.
Is D924 normal?