CHAPTER 5: TROUBLESHOOTING
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Memory

Memory errors detected on startup

Check memory modules for correct seating and orientation. Reseat the memory •
modules if applicable (see “Upgrading or Replacing Memory” on page 63).
Computers using a dual-channel memory conguration require that memory modules •
be installed in pairs. If you require assistance, contact Alienware Technical Support (for
more information, see “CONTACTING ALIENWARE“ on page 99).
Display

If the display is blank

NOTE: If you are using a program that requires a higher resolution than your computer
supports, it is recommended that you attach an external monitor to your computer.
e computer may be in a power saving mode:
Press a key on the keyboard or press the power button to resume normal operation.
Switch the video image:
If your computer is attached to an external monitor, press <Fn><F1> to switch the video image
to the display.