LG D337 - Page 81

4. DOWNLOAD
- 81 -
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Only for training and service purposes
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Connection OK?
Is the uUSB Cable voltage 4.9V (or 5.0V)
Is it charging properly
After turning on?
START
Yes
Yes
Yes
Yes
Yes
Change I/O connector
Change TA
(or uUSB Cable)
END
END
END
Check the Connection
of uUSB and battery
Change the Charger IC
( U4700 )
Change the Main PCB
No
No
No
No