Troubleshooting
Flashing the BIOS
You may need to ash (update) the BIOS when an update is available or when you
replace the system board.
Follow these steps to ash the BIOS:
1 Turn on your computer.
2 Go to www.dell.com/support.
3 Click Product support, enter the Service Tag of your computer, and then click
Submit.
NOTE: If you do not have the Service Tag, use the auto-detect feature
or manually browse for your computer model.
4 Click Drivers & downloads → Find it myself.
5 Select the operating system installed on your computer.
6 Scroll down the page and expand BIOS.
7 Click Download to download the latest version of the BIOS for your computer.
8 After the download is complete, navigate to the folder where you saved the BIOS
update le.
9 Double-click the BIOS update le icon and follow the instructions on the screen.
Enhanced Pre-Boot System Assessment
(ePSA) diagnostics
CAUTION: Use the ePSA diagnostics to test only your computer. Using this
program with other computers may cause invalid results or error messages.
The ePSA diagnostics (also known as system diagnostics) performs a complete check
of your hardware. The ePSA is embedded with the BIOS and is launched by the BIOS
internally. The embedded system diagnostics provides a set of options for particular
devices or device groups allowing you to:
• Run tests automatically or in an interactive mode
• Repeat tests
• Display or save test results
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