Dell Inspiron 1521 (Mid 2007) - Manual (Page 103)

Troubleshooting
103
Starting the Dell Diagnostics From the Drivers and Utilities Media
1 Insert your Drivers and Utilities media.
2 Shut down and restart the computer.
When the DELL logo appears, press <F12> immediately.
NOTE:
If you wait too long and the operating system logo appears, continue
to wait until you see the Microsoft
®
Windows
®
desktop; then, shut down your
computer and try again.
NOTE:
The next steps change the boot sequence for one time only. On the
next start-up, the computer boots according to the devices specified in the
system setup program.
NOTE:
Keyboard failure may result when a key on the keyboard is held down
for extended periods of time. To avoid possible keyboard failure, press and
release the <F12> key in even intervals until the boot device menu appears.
3 At the boot device menu, use the up- and down-arrow keys to highlight
CD/DVD/CD-RW, and then press <Enter>.
NOTE:
The Quickboot feature changes the boot sequence for the current
boot only. Upon restart, the computer boots according to the boot sequence
specified in the system setup program.
4 Select the Boot from CD-ROM option from the menu that appears, and
then press <Enter>.
5 Type 1 to start the Drivers and Utilities menu, and then press <Enter>.
6 Select Run the 32 Bit Dell Diagnostics from the numbered list. If multiple
versions are listed, select the version appropriate for your computer.
7 At the Dell Diagnostics Main Menu, select the test you want to run.
NOTE:
Write down any error codes and problem descriptions exactly as they
appear and follow the instructions on the screen.
8 After all tests have completed, close the test window to return to the Dell
Diagnostics Main Menu.
9 Remove your Drivers and Utilities media, and then close the Main Menu
window to exit the Dell Diagnostics and restart the computer.