Symptom

Possible solution

Computer seems to be locked up and is not responding.

Use the Task Manager to close any programs not responding, or restart the computer:

1.Press the Ctrl+Alt+Delete keys on the keyboard simultaneously.

2.Select Task Manager.

3.Select the program that is not responding, and then select End task.

If closing programs does not work, restart the computer:

1.Press the Ctrl+Alt+Delete keys on the keyboard simultaneously.

2.Select the Power icon, and then select Restart.

Or, press and hold the Power button on the computer for 5 or more seconds to turn off the computer, and then press the Power button to restart the computer.

Error message:

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

Invalid system

computer should start up.

disk or Non-

 

System disk or

 

Disk error.

 

 

 

Computer does not start

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