Clearing CMOS settings
About this task
CAUTION:
Clearing CMOS settings will reset the BIOS settings on your computer.
Steps
1. Remove the
base
cover.
2. Follow the removal procedure in
3. Wait for one minute.
4. Follow the installation procedure in
5. Install the
base
cover.
Clearing BIOS (System Setup) and System passwords
About this task
To clear the system or BIOS passwords, contact Dell technical support as described at www.dell.com/contactdell.
NOTE:
For information on how to reset Windows or application passwords, refer to the documentation accompanying
Windows or your application.
Updating the BIOS
Updating the BIOS in Windows
Steps
1. Go to www.dell.com/support.
2. Click Product support. In the Search support box, enter the Service Tag of your computer, and then click Search.
NOTE:
If you do not have the Service Tag, use the SupportAssist feature to automatically identify your computer. You
can also use the product ID or manually browse for your computer model.
3. Click Drivers & Downloads. Expand Find drivers.
4. Select the operating system installed on your computer.
5. In the Category drop-down list, select BIOS.
6. Select the latest version of BIOS, and click Download to download the BIOS file for your computer.
7. After the download is complete, browse the folder where you saved the BIOS update file.
8. Double-click the BIOS update file icon and follow the on-screen instructions.
For more information, see knowledge base article
Updating the BIOS using the USB drive in Windows
Steps
1. Follow the procedure from step 1 to step 6 in
2. Create a bootable USB drive. For more information, see the knowledge base article
3. Copy the BIOS setup program file to the bootable USB drive.
4. Connect the bootable USB drive to the computer that needs the BIOS update.
5. Restart the computer and press F12 .
6. Select the USB drive from the One Time Boot Menu.
7. Type the BIOS setup program filename and press Enter.
60
System setup
coin-cell battery
to remove the coin-cell battery from the system board.
coin-cell battery
to connect the coin-cell battery to the system board.
000124211
Updating the BIOS in Windows
at www.dell.com/support.
to download the latest BIOS setup program file.
000145519
at www.dell.com/support.