7-2 Solving Problems
Troubleshooting
PROBLEM
WHAT TO DO
The system does not
power on.
If you are operating the system with battery power,
check that the battery pack is correctly inserted.
Attach the AC adapter to recharge the battery.
If you have the AC adapter attached, check that the
electrical outlet you are using works.
LCD screen is dark
and blank.
Power-saving mode has shut off the backlight.
Press a keyboard key or Fn-Esc.
The built-in LCD may not be selected. Press
Fn-F10
once or twice.
Screen brightness needs adjustment. Adjust the
control.
The system entered Suspend mode due to low
battery power. Plug in the AC adapter before
resuming operation.
Battery power does not
last long.
Use power-saving modes.
Information on the LCD
screen is difficult to see.
Adjust the brightness and contrast using Fn and the
cursor arrows.
An optional component
does not work.
Make sure the component is securely installed or
connected. Verify that the system parameter for the
I/O port configuration is set correctly in Setup.
The Suspend/Resume
button does not work.
A disk drive might be busy. Wait until the disk drive
stops and try again.