LG HB2350E Svc Manual page 23

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