LG HBLG5200E - Page 22

- 22 -
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Only for training and service purposes
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Is the voltage of Battery
about over 2.3V?
•
Exchange Receiver Ass'y.
Is the connection of
CN-DISP1 all right?
Is the voltage No.16
of CN-DISP1 on Main P.W.B
Ass'y DC 5V?
• Exchange the battery.
•
Check the P.W.B pattern.
• Connect connector to
CN-DISP1 exactly.
NO
NO
NO
YES
YES
YES
Possible Trouble 5
• Romote controller does not operate.
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 6
• It displays abnormally on Display P.W.B Ass'y.