[Don Manuel]

1. Restart your computer.
2. When the computer starts you will see your computer's hardware being listed. When you see this information start to gently tap the F8 key on your keyboard repeatedly until you are presented with the Windows 7 Advanced Boot Options screen as shown in the image below.
   
   
   

   
   Figure 11. Windows 7 Advanced Boot Options screen
   
   
3. Using the arrow keys, select the Safe Mode option you want.
4. Then press the enter key on your keyboard to boot into Windows 7 Safe Mode.
5. When Windows starts you will be at a typical logon screen. Logon to your computer and Windows 7 will enter Safe mode.
6. Do whatever tasks you require, and when you are done, reboot to go back into normal mode.

von
http://www.bleepingcomputer.com/tuto....html#windows7