Win7 system boot black screen prompts Non-system disk or disk error failure causes and solutions

The win7 Pro system has a black screen when booting and prompts “Non-system disk or disk error, rep lace and strike any key when ready”, the specific problem phenomenon is as follows:

Fault cause analysis:
This prompt on the win7 system screen is mainly on the computer with 100MB hidden partition on the hard disk, and this 100MB file saves the boot file of win7 system, generally the active primary partition in the default case, if the user fails in disk management, C When the disk is set to the active partition, then the primary partition will not be found when booting.
This kind of fault phenomenon often appears after the newly purchased hard disk partition. When using ghost to install win7 32-bit Ultimate download operating system If the primary partition is not activated, then the G7 may not be able to start the Win7 system. Let's take a look at the specific solution.
Workaround:
1, first use the CD or U disk boot disk to enter the PE maintenance system at boot time, the main partition can be reactivated;
2, after entering the pe, the right mouse button desktop icon "Computer" and select "“Admin" option in the menu;
3, open the computer management interface and click the "Disk Management" option, right click on the main partition that needs to be changed (general default C Disk), and select “ mark the partition as the active partition & rdquo; can;;

4, reboot, the problem is solved, can also enter the system normally.
Related reading:
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The above is the win7 system boot black screen prompt Non- System disk or disk error failure causes and solutions All the contents of the introduction, we can use the U disk boot tool to enter the PE system, and select the computer management to set the disk management tool, set the primary partition to mark the partition as active After partitioning, gently solve the problem.