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Software Diagnostic Tools
Enhanced Pre-Boot System Assessment (ePSA)
The computer runs the Enhanced Pre-boot System Assessment (ePSA), a series of initial tests
of your system board, keyboard, display, memory, hard drive, and so on.
To invoke ePSA:
1. Turn on (or restart) your computer.
2. Shut down and restart the laptop. When the Alienware logo appears, press <F12>
immediately.
NOTE: If you wait too long and the operating system logo appears, continue to wait until
you see the Microsoft
3. Select Diagnostics from the menu and press <Enter>.
4. Follow the instructions on the screen.
If a failure is detected, the computer stops and beeps.
• To stop the assessment and restart the computer, press <n>;
• To continue to the next test, press <y>;
• To retest the component that failed, press <r>.
If failures are detected during ePSA, write down the error code(s) and contact Alienware (for
more information, see "Contacting Alienware" on page 113).
Windows
desktop; then, shut down your computer and try again.
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CHAPTER 5: TROUBLESHOOTING
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