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The computer restarts.
Clearing CMOS settings
About this task
CAUTION:
Clearing CMOS settings will reset the BIOS settings on your computer.
Steps
1. Turn off your computer.
2. Remove the
base
cover.
NOTE:
The battery must be disconnected from the system board. See step 3 in
3. Press and hold the power button for 15 seconds to drain the flea power.
4. Before you turn on your computer, follow the steps in
5. Turn on your computer.
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 about how to update the system BIOS, search in the Knowledge Base Resource at
support.
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, search the Knowledge Base Resource at www.dell.com/support.
installing the base
Updating the BIOS in Windows
removing base
cover.
to download the latest BIOS setup program file.
cover.
www.dell.com/
System setup
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