Dell XPS 730 H2C Service Manual - Page 45
Clearing CMOS Settings - case
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Changing Boot Sequence for the Current Boot For example, you can use this feature to boot your computer from the CD drive so that you can run the Dell Diagnostics from the Driver and Utilities media and then from the hard drive when the diagnostic tests are complete. You can also use this feature to boot your computer to a USB device such as a memory key, or CD-RW drive. 1. If you are booting to a USB device, connect the USB device to a USB connector. 2. Turn on (or restart) your computer. 3. When the DELL logo appears, press immediately. NOTE: Keyboard failure may result when a key on the keyboard is held down for an extended period of time. To avoid possible keyboard failure, press and release in even intervals until the Boot Device Menu appears. If you wait too long and the operating system logo appears, continue to wait until you see the Microsoft Windows desktop, then shut down your computer and try again. 4. At the Boot Device Menu, use the up- and down- arrow keys or press the appropriate number on the keyboard to highlight the device that is to be used for the current boot only, and then press . For example, if you are booting to a USB memory key, highlight USB Flash Device and press . NOTE: To boot to a USB device, the device must be bootable. To ensure that your device is bootable, check the device documentation. Changing Boot Sequence for Future Boots 1. Enter system setup (see Entering System Setup). 2. Use the arrow keys to highlight the Boot Sequence menu option and press to access the menu. NOTE: Make a note of your current boot sequence in case you want to restore it. 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. 5. Press plus (+) or minus (-) to move a selected device up or down the list. Clearing CMOS Settings NOTE: This procedure does not clear or reset system and setup passwords. 1. Follow the procedures in Before You Begin. 2. Power down the computer and remove the power cord. 3. Power off all external peripherals. 4. Remove the computer cover (see Replacing the Computer Cover). 5. Locate the Reset CMOS jumpers on the system board (see System Board Components). 6. Remove jumper from pins 2 and 3. Dell™ XPS™ 730