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 45).
•Computers using a
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.
The computer may be in a power saving mode:
Press a key on the keyboard or press the power button to resume normal operation.
Check the battery:
If you are using a battery to power your computer, the battery charge may be depleted. Connect the computer to an electrical outlet using the AC adapter, and then turn on the computer.
Check the AC adapter:
Check the AC adapter cable connections and ensure that the light is on.
Test the electrical outlet:
Ensure that the electrical outlet is working by testing it with another device, such as a lamp.
Switch the video image:
If your computer is attached to an external monitor, press <Fn><F6> to switch the video image to the display.
CHAPTER 6: TROUBLESHOOTING
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