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What should I do if the green power indicator light turns
on but my screen remains blank?
❑ Press the Alt+F4 keys several times to close the application window. An
application error may have occurred.
❑ Press the Ctrl+Alt+Delete keys and click the arrow
down button and Restart.
❑ Press and hold the power button or slide and hold the power switch for
more than four seconds to shut down your computer. Unplug the power
cord or the AC adapter and leave the computer for about five minutes.
Then, plug the power cord or the AC adapter and turn on the computer
again.
Turning off your computer with the Ctrl+Alt+Delete keys or the power button/switch
may cause loss of unsaved data.
What should I do if my computer or software stops
responding?
❑ If your computer stops responding while a software application is
running, press the Alt+F4 keys to close the application window.
❑ If the Alt+F4 keys do not work, click Start, the arrow
button, and Shut Down to turn off your computer.
❑ If your computer does not turn off, press the Ctrl+Alt+Delete keys and
click the arrow next to the Shut down button and Shut Down.
If the Windows Security window appears, click Shut Down.
❑ If your computer still does not turn off, press and hold the power button
or slide and hold the power switch until the computer turns off.
Turning off your computer with the Ctrl+Alt+Delete keys or the power button/switch
may cause loss of unsaved data.
❑ Unplug the power cord or the AC adapter, and remove the battery pack*.
Wait three to five minutes. Reinstall the battery pack, plug the power cord
or the AC adapter, and then press the power button or slide the power
switch to turn on your computer.
❑ Try reinstalling the software.
❑ Contact the software publisher or designated provider for technical
support.
*
Applicable to notebook computers only.
Troubleshooting
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Table of Contents
Troubleshooting
