Boot Sequence - Dell Dimension U7021 Owner's Manual

Numlock Key
OS Install
POST Hotkeys
Keyboard Errors

Boot Sequence

This feature allows you to change the boot sequence for devices.
Option Settings
• Diskette Drive — The computer attempts to boot from the floppy drive. If the floppy disk in
the drive is not bootable, if no floppy disk is in the drive, or if there is no floppy drive installed
in the computer, the computer generates an error message.
• Hard Drive — The computer attempts to boot from the primary hard drive. If no operating
system is on the drive, the computer generates an error message.
• CD Drive — The computer attempts to boot from the CD drive. If no CD is in the drive, or
if the CD has no operating system, the computer generates an error message.
• USB Flash Device — Insert the memory device into a USB port and restart the computer.
When
BIOS detects the device and adds the USB flash option to the boot menu.
NOTE:
check the device documentation.
Changing Boot Sequence for the Current Boot
You can use this feature, for example, to tell the computer to boot from the CD drive so that you
can run the Dell Diagnostics on the Dell Dimension ResourceCD, but you want the computer to
boot from the hard drive when the diagnostic tests are complete. You can also use this feature to
restart your computer to a USB device such as a floppy drive, memory key, or CD-RW drive.
NOTE:
(see page 119).
1 If you are booting to a USB device, connect the USB device to a USB connector (see page 69).
2 Turn on (or restart) your computer.
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Appendix
This option involves the rightmost bank of keys on your keyboard. When set
to On (default), this option activates the numeric and mathematical
features shown at the top of each key. When set to Off, this option activates
the cursor-control functions labeled on the bottom of each key.
This setting turns the OS Install Mode either On or Off (default).
This option allows you to specify the function keys to display on the screen
when the computer starts.
This option disables or enables keyboard error reporting when the computer
starts.
appears in the upper-right corner of the screen, press <F12>. The
F12 = Boot Menu
To boot to a USB device, the device must be bootable. To make sure that your device is bootable,
If you are booting to a USB floppy drive, you must first set the floppy drive to OFF in system setup