Dell Inspiron 1720 Owner's Manual page 132

NOTE:
Dell PC Restore by Symantec may not be available in certain countries or on
certain computers.
Use Dell PC Restore by Symantec only as the last method to restore your
operating system. PC Restore restores your hard drive to the operating state it
was in when you purchased the computer. Any programs or files added since
you received your computer—including data files—are permanently deleted
from the hard drive. Data files include documents, spreadsheets, e-mail
messages, digital photos, music files, etc. If possible, back up all data before
using PC Restore.
To use PC Restore:
1 Turn on the computer.
During the boot process, a blue bar with www.dell.com appears at the top
of the screen.
2 Immediately upon seeing the blue bar, press <Ctrl><F11>.
If you do not press <Ctrl><F11> in time, let the computer finish
starting, and then restart the computer and try again.
NOTICE:
following step.
3 On the next screen that appears, click Restore.
4 Click Confirm.
The restore process takes approximately 6–10 minutes to complete.
5 When prompted, click Finish to reboot the computer.
NOTE:
computer completely reboot.
6 When prompted, click Yes.
The computer restarts. Because the computer is restored to its original
operating state, the screens that appear, such as the End User License
Agreement, are the same ones that appeared the first time the computer
was turned on.
7 Click Next.
The System Restore screen appears and the computer restarts.
8 After the computer restarts, click OK.
132
Troubleshooting
If you do not want to proceed with PC Restore, click Reboot in the
Do not manually shut down the computer. Click Finish and let the