LG FH6 - Page 39

3-20
ELECTRICAL TROUBLESHOOTING GUIDE
YES
YES
YES
YES
YES
YES
YES
No 12.5 VA
Replace F901 (same fuse).
Replace BD901.
Replace D954.
Replace C956.
Power line of MAIN PCB is short.
Replace TH901.
Check or replace.
NO
NO
NO
NO
NO
NO
Is F901 normal?
Is BD901 normal?
Is D954 normal?
Is C956 normal?
Is TH901 normal?
Is the VCC
(14 V ~ 30 V) supplied to IC901
pin2?
SYSTEM POWER SUPPLY ON SMPS BOARD