Black screen solution after reloading system

1, the main boot partition damage, can not normal boot system reload work;

2, C disk capacity is not enough space, causing the system to not start the installation or install to half can not continue; For example, the original C disk capacity of only 20G, installed the XP system, now upgrade the installation of Win7 system is not sufficient capacity, because the Win7 system after the installation of the most likely to occupy 40G disk space;

3, download the system image file damage;

4, the user has the wrong operation;

5, computer system hardware problems;

6, other unknown factors;

　　Solution:

Lead partition damage, change hardware

C disk capacity is insufficient to expand the space

Damaged mirror files, heavy downloads

When installing the system, check if your computer can support the system