l Onboard SATA Hard Drive — The computer attempts to boot from the primary hard drive. If no operating system is on the drive, the computerattempts to boot from the next bootable device.l Onboard or USB CD-ROM 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, thecomputer attempts to boot from the next bootable device.l USB Device — Insert the memory device into a USB port and restart the computer. When F12 = Boot Menu appears in the upper-right corner of thescreen, press . The BIOS detects the device and adds the USB option to the boot menu.Changing Boot Sequence for the Current BootYou can use this feature, for example, to restart your computer to a USB device such as a floppy drive, memory key, or CD-RW drive.1. If you are booting to a USB device, connect the USB device to a USB connector (see Front View of the Computer).2. Turn on (or restart) your computer.3. When F2 = Setup, F12 = Boot Menu appears in the upper-right corner of the screen, press .If you wait too long and the operating system logo appears, continue to wait until you see the Microsoft Windows desktop, then shut down yourcomputer (see Turning Off Your Computer) and try again.The Boot Device Menu appears, listing all available boot devices. Each device has a number next to it.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 Device and press .Changing Boot Sequence for Future Boots1. Enter system setup (see Entering System Setup).2. Use the arrow keys to highlight the Boot Sequence menu option, then press to access the menu.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 number assigned to them; disabled devices have no number assigned.5. Press or to move a selected device up or down the list.Clearing Forgotten Passwords1. Follow the procedures in Before Working Inside Your Computer.NOTE: To boot to a USB device, the device must be bootable. To ensure that your device is bootable, check the device documentation.NOTE: If you are booting to a USB floppy drive, you must first set the floppy drive to OFF in system setup (see System Setup Options).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.CAUTION: Before you perform any of the procedures in this section, follow the safety instructions in the Product Information Guide.