PW2 Your kindle needs repair

Hi, i need some help my kindle Paper white 2 Serial Number 90D4 , show this error

Repair Needed

Your kindle needs repair.

Please contact kindle customer service at
http://www.kindles.com/support.



I cant view the hard drive in windows, it appers and disapears in an instant.

The version of the firmware i dont know, never jailbreak or anything.

I dont remember if i copy some time ago the DO_FACTORY_RESET file but didnt work

battery voltage 4.08v

:help:

Thanks