If you want to create a Dell Recovery Disc before you go ahead and install the Win7PRO .
then click All Programs,
Click Dell DataSafe Local Backup 2.0 (FOLDER)
Click Dell DataSafe Local Backup 2.0.
Click Create My Recovery Disc(s) Now then click Next . Insert a blank DVD in the DVD burner, click Next
and follow the prompts provided as the Recovery Disc creation takes place.
After the disc(s) have been created, click Finish