Machan mama lap eke weda kara kara innakota eka paratama usb port okkoma weda nethuwa giya. Port walin power out wenneth ne. Hadagana vidihak dannawada. Touch pad eka nan kalin edanma weda kare ne. Den hadaganna vidihak dannawada
All usb controlling by usb controller in pch or mch or gmch according
to the model of the laptop. these controlling signal releasing to a regulator
ic . if regulator ic is gone easy to fix .if not you have to pay lot and very
risky.I am fixing and will tell every body how to fix this very soon.