Copyright © 2010 LG Electronics. Inc. All right reserved. - 22 - LGE Internal Use Only
Only for training and service purposes
6. RASTER
Check U401, X401
YES
Check BKLT-VBRI
Check U401
Check Q301, Q302
NO
YES
YES
Check PANEL_VCC
YES
NO
NO Raster
(Lamp Off)
Check
CN702=12V
Check BKLT-EN
signal
Check the adapter
Check Interface section or
main board
NO
NO