Troubleshooting - LG RT-32LZ50 Service Manual

No power
(LED indicator off)
Check 24V or 12V
of Power B/D
Pass
Check Output of
IC1300, IC4 or IC8
Pass
Check LED Assy
Pass
Check P101 Connector

TROUBLESHOOTING

:[A]Process
Check short of main B/D
or Change Power B/D
Fail
Check Output of
Change IC1300,IC4 or IC8
Fail
Change LED Assy
Fail
- 18 -
L3, L1300
Pass
Change L3, L1300
Fail
Change L808,L809
(F801,F802)
Fail