Troubleshooting - Daewoo DLP-20J1 Service Manual

Inverter

10-4. Troubleshooting

*Backlight doesn't turn on
Check start
Y
Is voltage of pin#1~5 of CN1 24V?
Y
Is voltage of pin#12
of CN1 under 3.0V?
Y
Exchange Inverter or panel.
N
Check Power.
N
Check Main PCB.
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