LG KU950 - Page 129

4. TROUBLE SHOOTING
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Start
Check the pin and battery
Connect terminals of I/O connector
Connection OK?
Change I/O connector
Is the TA voltage 4.6V?
Is the USB voltage 5.0V?
Change TA/USB cable
Check the Q600,Q601,Q602
END
Change the board
NO
Yes
NO
Yes
NO
Yes
Charging OK?
Yes