Restart your computer repeatedly tapping the f8 key to enter safe mode while the screen is black once in safe mode where the only things working will be your keyboard and mouse allowing you to attempt to repair your computer. Use the system restore to restore your system to an earlier time click start all programs accessories system tools you should see your system restore option if it is a hardware issue the system restore might not work Manual restore points that you specify with the System.
Configuration utility Installation restore points that occur before you install a program or a service you can use the system checkpoints or the installation restore points to restore your computer's settings to a date when it operated correctly. This may also help determine the cause of the configuration error.
To perform a system restore, follow these steps:
, click Run
, type msconfig, and then click OK.
2.On the General
tab, click Launch System Restore
3.Select Restore my computer to an earlier time
, and then click Next
4.Calendar dates in bold are possible restore points. Click the most recent one to view system restore information.
5.Select a system checkpoint or an installation restore point, and then click Next
6.Close all other programs.
7.To start the system restore, click Next
8.Your computer restarts.
Repeat steps 1 through 8 until you fix your configuration issue. if this hails to fix the problem http://support.microsoft.com/kb/307545/
restart your computer repeatedly tapping the f8 key to enter safe mode while the screen is black once in safe mode where the only things working will be your keyboard and mouse allowing you to attempt to repair your computer Windows Advanced Options Menu Please select an option: Safe Mode
Safe Mode with Networking
Safe Mode with Command Prompt Enable Boot Logging
Enable VGA mode
Last Known Good Configuration (your most recent settings that worked)
Directory Services Restore Mode (Windows domain controllers only)
Debugging Mode Start Windows Normally
Return to OS Choices Menu Use the up and down arrow keys to move the highlight to your choice Select safe mode with networking to download you could select the option start with command prompt you should be in DOS mode black screen type chkdsk/r/f which will scan for and attempt recovery any bad sectors and automatically fix any corrupt files on your hard drive you should have no input while chkdsk utility is in progress any input might further damage your hard drive