HP ProBook 6555b HP ProBook User Guide - Windows 7 - Page 89
Shutting down the computer, Disconnect the computer from external power and remove the battery.
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If the computer is unresponsive and you are unable to use the preceding shutdown procedures, try the following emergency procedures in the sequence provided: ● Press and hold the power button for at least 5 seconds. ● Disconnect the computer from external power and remove the battery. Shutting down the computer 79
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If the computer is unresponsive and you are unable to use the preceding shutdown procedures, try the
following emergency procedures in the sequence provided:
●
Press and hold the power button for at least 5 seconds.
●
Disconnect the computer from external power and remove the battery.
Shutting down the computer
79