LG HBLG2350E Service Manual - Page 23

Possible Trouble 7

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Page 23 highlights

Possible Trouble 7 • It displays abnormally on Display P.W.B Ass'y. NO Is the IC01G all right? YES NO Is the connection of NO CN-DISP1 all right? YES Does the Q01G, Q02G, Q03G Q04G operate normally NO on main P.W.B Ass'y? YES • Exchange the display P.W.B Ass'y. • Exchange IC01G. • Connect connector to CN-DISP1 exactly. • Exchange Q01G, Q02G, Q03G, Q04G Copyright ©2007 LG Electronics. Inc. All right reserved. Only for training and service purposes - 23 - LGE Internal Use Only

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- 23 -
Copyright ©2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
NO
NO
NO
NO
YES
YES
YES
Is the IC01G all right?
Is the connection of
CN-DISP1 all right?
•
Exchange the display
P.W.B Ass'y.
•
Exchange IC01G.
•
Exchange Q01G,
Q02G, Q03G, Q04G
•
Connect connector
to CN-DISP1 exactly.
Does the Q01G,
Q02G, Q03G Q04G operate normally
on main P.W.B Ass'y?
Possible Trouble 7
•
It displays abnormally on Display P.W.B Ass'y.