my sensation xe fake charge please help

[doolooloo]

hi to any boddy
please help me
my htc sensation xe z715e is fake charge.
its means it charging without i plug Usb charge to my
htc. it is show charging but not charge and drain fast!!

now , my battery is 99% and no usb connect to my htc but show while charge and after 20min drain battery from 99 to 70%

please help for any hardware ,solution , schematics map
of this phone
have good time
please only repaire hardware help me! byw