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3–14 Hardware and Software Guide
Power
Using Emergency Shutdown Procedures
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CAUTION: Emergency shutdown procedures result in the loss of
unsaved information.
If the computer is unresponsive and you are unable to use normal
Windows shutdown procedures, try the following emergency
procedures in the sequence provided:
■ Press ctrl+alt+del. Then select Shut Down > Turn Off.
■ Press and hold down the power button for at least 4 seconds.
■ Unplug the computer from external power and remove the
battery pack. For battery pack removal instructions refer to
the “Inserting or Removing a Battery Pack” section later in
this chapter.