LG E1941S - Raster Issues (AUO Panel)

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Copyright © 2011 LG Electronics. Inc. All right reserved. - 25 - LGE Internal Use Only
Only for training and service purposes
AUO PANEL
Check U801 pin 9
volt?
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Check R801, FB801
Check U801
NO Raster
(No picture)
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Check C801 (+)
=
14.5V
Check ON/OFF
signal
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Check power section
Check Interface section or
main board
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NO
NO
NO
YES
YES
Check U801 pin 8
volt?
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YES
NO
Check CN804 Pin 3,
4=5V
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Check Panel
connecter
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Check Q801