Dell Dimension 5150C Owner's Manual page 106

4 Select a device and press <Enter>.
For example, if you are booting to a USB memory key, highlight USB Flash Device and press
<Enter>.
NOTE:
check the device documentation.
NOTE:
Options (see page 102).
Changing Boot Sequence for Future Boots
1 Enter system setup (see page 100).
2 Press the arrow keys to highlight the Boot Sequence menu option and press <Enter> to
access the menu.
NOTE:
3 Press the up- and down-arrow keys to move through the list of devices.
4 Press the spacebar to enable or disable a device (enabled devices have a checkmark).
5 Press the <u> key or the <d> key to move a selected device up or down the list.
106
Appendix
To boot to a USB device, the device must be bootable. To make sure your device is bootable,
You can also change the boot sequence using the Boot Sequence options in the System Setup
Write down your current boot sequence in case you want to restore it.