Lenovo y470 boot black screen

1, basically there are three possible problems. First of all, there is something wrong with the system, such as system file corruption, which can be solved by restarting the test and trying the safe mode. If all else fails, you can reinstall the system directly.

2, C disk space is full may also cause this phenomenon, you check, for example, WINPE starts with a U disk to see if C disk and other disks are full, if so, delete something.

3, the hard disk itself problems, such as serious bad track. , or it may be so, it is generally necessary to replace the hard disk to solve any notebook hardware failure.