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Troubleshooting - LG RT-20LZ50 Service Manual

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No power
(LED indicator off)
Check 15V or 5V
of Lips
Pass
Check Output of
IC607, Q603.
Pass
Check LED Assy
Pass
Check P5000, P501 Connector.

TROUBLESHOOTING

:[A]Process
Check short of main B/D
or Change Lips
Fail
Check Output of
Change IC607, Q603.
Fail
Change LED Assy.
Fail
- 12 -
Q602
Pass
Change Q602
Fail

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