Dell Dimension 4100 - Manual (Page 37)

Solving Problems 37
17 If you created a Windows user name and password, type your password
and click OK.
NOTICE: Make sure that you reinstall the Intel Chip Set Update Utility
driver before you reinstall any other drivers.
18 Reinstall the appropriate drivers (see page 34).
19 Reenable your virus protection software.
20 Enter the system setup program as directed by a Dell technical support
representative.
21 In the system setup program Boot menu, change the boot sequence
back to the original boot sequence, as directed by a Dell technical
support representative. Then, exit the system setup program.
Reinstalling Windows Me
NOTICE: The operating system CD provides options for reinstalling your
Windows Me operating system. The options can potentially overwrite files
installed by Dell and possibly affect programs installed on your hard drive.
Therefore, Dell does not recommend that you reinstall your operating system
unless instructed to do so by a Dell technical support representative.
NOTICE: To prevent conflicts with Windows Me, you must disable any virus
protection software installed on your computer before you reinstall
Windows Me.
1 Turn on the computer and enter the system setup program as directed
by a Dell technical support representative (see page 82).
2 In the system setup program Boot menu, write down the boot
sequence, and then change it so that the CD or DVD drive boots first,
as directed by a Dell technical support representative. Then place the
operating system CD in the CD or DVD drive and close the drive tray.
3 Exit the system setup program.
4 Select Boot From CD-ROM, and then press <Enter>.
If you wait too long to make this selection, the computer automatically
boots from the hard drive. If this occurs, allow the computer to boot
completely, and then restart it and try again.
5 Select Start Windows Setup from CD-ROM, and then press
<Enter>.