Chapter 4. Troubleshooting
Troubleshooting--------------------------------------------------------------------------------------
Display problems
When I turn on the computer, nothing appears on the screen.
When I turn on the computer, only a white cursor appears on a blank screen.
My screen goes blank while the computer is on.
•If the screen is blank, make sure that:
-The battery is installed correctly.
-The AC power adapter is connected to the computer, and the power cord is plugged into a working electrical outlet.
-The computer power is on. (Press the power button again for confirmation.)
•If these items are properly set, and the screen remains blank, have the computer serviced.
•Restore
•Your screen saver or power management may be enabled. Do one of the following to exit from the screen saver or to resume from sleep mode:
-Touch the touchpad.
-Press any key on the keyboard.
-Press the power button.
-Press F9 ( 
) to confirm whether the backlight for the LCD screen has been turned off.
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