User's Manual

34
Screen problems
When I turn on the
computer,nothing appears
on the screen.
• If the screen is blank, make sure that:
- The AC 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 6 seconds to force the
power off, and power it on again.)
• If these items are properly set, and the
screen remains blank, have the computer
serviced.
My screen goes blank while
the computer is on.
• Your laptop is in its sleep mode. Do one
of the following to resume from sleep
mode:
- Press any key on the keyboard for 2 to 3
seconds.
- Press the power button.
- Press the windows key button.
Sleep problems
The critical low-battery error
message appears, and the
computer turns off
• The battery power is getting low.
Connect the AC adapter to the computer.