HP EliteBook 8740w Mobile Workstation - Manual (Page 79)

NOTE: If you have been registered to a network domain, the button you click will be called Shut
Down instead of Turn Off Computer.
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 ctrl+alt+delete . Then, select Shut Down > Turn Off.
● 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 67