LG HB2350E Svc Manual page 22

Possible Trouble 5
Is the Knob of SW1
set to left position?
YES
Is the voltage No.1 of
CN-DISP1 of Main PCB
Ass'y DC 5V?
YES
• Reference to
OWNER'S MANUAL.
Possible Trouble 6
Is the voltage of Battery
about over 2.3V?
YES
Is the voltage No.16
of CN-DISP1 on Main P.W.B
Ass'y DC 5V?
YES
Is the connection of
CN-DISP1 all right?
YES
• Exchange Receiver Ass'y.
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Only for training and service purposes
• The function of Energy Saver does not operate.
NO
NO
• Romote controller does not operate.
NO
NO
NO
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• Set the Knob of SW1
to left position.
• Check the SW1.
• Check the pattern of
Main & Display PCB.
• Exchange the battery.
• Check the P.W.B pattern.
• Connect connector to
CN-DISP1 exactly.
LGE Internal Use Only