LG FH6 - Protection Mode

3-30
ELECTRICAL TROUBLESHOOTING GUIDE
A
YES
YES
YES
YES
D-Protection/ S-Protection
Re-Solder CNT.
Check L701, L702, C720, C738.
Check SMPS board.
NO
NO
NO
CN702, CN703 is OK?
(soldering status)
SPK output line of IC702 OK?
PVDD voltage of IC702 OK?
(40 ~ 50 V)
5. PROTECTION MODE