[UG{
[ Charger Troubleshooting Flow ]
Start
Check the pin and battery
Connect terminals of I/O
Connector
Connection OK?
(TP1)
Change I/O connector
Is the u- USB Cable)
voltage 4.8V (or 5.0V)?
(TP2)
Change TA
(or u-USB Cable)
Is it charging properly
After turning on U404
(TP3)
END
NO
Yes
NO
Yes
NO
Yes
(TP4)
Check PMIC(U405) SMT status by X-ray
Exchange U405 or
Change the Main board
And Retest
- 109 -
Copyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
4. TROUBLE SHOOTING
Содержание E900
Страница 1: ...Service Manual Model LG E900 Internal Use Only Service Manual LG E900 Date September 2010 Issue 1 0 ...
Страница 157: ... 158 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 167: ... 168 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 171: ... 172 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 183: ... 184 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 185: ... 186 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes ...