Alienware M18X Especificações Página 49

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CHAPTER 5: TROUBLESHOOTING
Software Diagnostic Tools
Enhanced Pre-Boot System Assessment
e 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:
Turn on (or restart) your computer.
1.
When the Alienware logo appears, press <F12> immediately.2.
NOTE: 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.
Select 3. Diagnostics from the menu and press <Enter>.
Follow the instructions on the screen. If a failure is detected, the diagnostics
4.
stop and the computer 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>.
When troubleshooting your computer, remember the following safety guidelines:
Before touching any of the computer’s internal components, touch an
unpainted portion of the chassis. Doing so will safely discharge any static
electricity, which could damage your computer.
Turn o your computer and any connected peripherals.
Disconnect any peripherals from your computer.
ings to check:
Ensure that the AC adapter cable is properly connected between your
computer and a grounded, three‑prong power outlet. Ensure that the power
outlet is working.
Ensure the UPS or power strip is turned on (if applicable).
If your peripheral devices (for example keyboard, mouse, printer, and so on)
are not working, ensure that all connections are secure.
If any computer components were added or removed before the problem
began, check to see if you performed the installation or removal procedures
properly.
If an error message appears on the screen, write down the exact error
message prior to calling Alienware Technical Support to aid in diagnosing
and resolving your issue.
If an error occurs in a specic program, see the program’s documentation.
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