i know i know....

just follow these instructions...

* > * < < * < *

> = right navigation key
< = left navigation key
* = the staric button [a/A]

A service menu will pop up
now go to "service settings"
There's a charging tab, set it to "on"[something might have turned it off]
once charging is set "on" , ur phone will charge properly
try it via usb