Power

Symptom

Possible solution

 

 

Error message:

When drive activity stops, remove the disc, and then press the spacebar on the keyboard.

Invalid system

The computer should start up.

disk or Non-

 

System disk or

 

Disk error.

 

 

 

Computer does

Press and hold the Power button until the computer turns off. Check Power Settings.

not turn off when

 

the Power button

 

is pressed.

 

Computer shuts down automatically.

The computer might be in an exceedingly hot environment. Let it cool down.

Ensure that computer air vents are not blocked and that the internal fan is running — see Keeping the computer free of dust, dirt, and heat on page 27. (Your computer might not have an internal fan.)

Display (screen)

Symptom

Possible solution

 

 

Screen is blank.

Reconnect the power plug to the back of the computer and to the wall outlet.

 

 

 

Press the Power button to turn on the computer.

 

 

 

Press the space bar on the keyboard or move the mouse to make the screen display

 

visible again.

 

 

 

Press the Sleep button (select models only), or the Esc key on the keyboard, to resume

 

from Sleep mode.

Images on the screen are too large or too small, or the images are fuzzy.

Adjust the display resolution setting in Windows 7:

1.Tap the Start button, and then tap Control Panel.

2.Under Appearance and Personalization, tap Adjust Screen Resolution.

3.Adjust resolution as necessary, and then tap Apply.

ENWW

Power 17