Dell Inspiron 545s (Early 2009) - Manual (Page 40)

4. At the bottom of the menu, enter the number of the device that is to be used for the current boot only.
For example, if you are booting to a USB memory key, highlight USB Flash Device and press <Enter>.
Changing Boot Sequence for Future Boots
1. Enter system setup (see Entering System Setup ).
2. Use the arrow keys to highlight the Boot Device Configuration menu option and press <Enter> to access the menu.
3. Press the up- and down-arrow keys to move through the list of devices.
4. Press plus (+) or minus (–) to change the boot priority of device.
Clearing Forgotten Passwords
1. Follow the procedures in Before You Begin .
2. Remove the computer cover (see Removing the Computer Cover ).
3. Locate the 3-pin password reset jumper on the system board.
Inspiron 535s/537s
Inspiron 545s
NOTE: To boot to a USB device, the device must be bootable. To make sure your device is bootable, check the device documentation.
NOTE: Write down your current boot sequence in case you want to restore it.
WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best
practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance.
NOTE: The location of the password connector may vary depending on the system.