In: Computer Science
You will need these to proceed :
To start this Windows install. You will want to tap the F12 key at the Dell splash Screen. On the Boot once menu you will need to choose the Optical Drive and press the ENTER key. This is your CD/DVD Drive.
A message Press any key to boot from DVD..... will appear at the top left hand side of the screen, press the space bar to continue.
The Windows 7 Professional DVD will begin to load files, this may take sometime.
Windows 7 will now start the reinstall procedure.
First you need to select your language, then time and currency.
Next set your Keyboard Language. This may have changed correctly when Time and Currency option was selected, if not change as needed. Click Next to continue.
Your Keyboard input method will change to the most common used under the Time and Currency selected, you can change this now if needed.
Once happy with your selection click on Next to continue.
Now the Install Windows 7 screen will appear, Click on Install now to continue and begin the reinstall of Windows.
Setup will begin.
Now the Type of installation. Click on Custom (Advanced) to continue to the drives section.
Windows will now begin copying files
It will restart after 10 seconds or you can click Restart to speed it up.
Now you have a fresh install