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, click 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.

Setting power options

Using power-saving states

The computer has one power-saving state enabled at the factory: Standby.

When Standby is initiated, the power lights blink and the screen clears. Your computer is disconnected from the network.

CAUTION: To prevent possible audio and video degradation, loss of audio or video playback functionality, or loss of information, do not initiate Standby while reading from a disc or an external media card.

NOTE: Hibernation is disabled at the factory.

NOTE: You cannot initiate any type of networking connection or perform any computer functions while the computer is in Standby.

Initiating and exiting Standby

NOTE: Power settings and timeouts can be changed in Power Options.

With the computer on, you can initiate Standby in any of the following ways:

Press fn+f3.

Click Start > Turn Off Computer > Stand By. If Stand by is not displayed, follow these steps:

a.Click the down arrow.

b.Select Stand by from the list.

c.Click OK.

To exit Standby:

Press the power button.

When the computer exits Standby, the power lights turn on and your work returns to the screen where you stopped working.

NOTE: If you have set a password to be required when the computer exits Standby, you must enter your Windows password before your work will return to the screen.

Setting power options 17

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HP 6720t Mobile manual Setting power options, Using power-saving states, Initiating and exiting Standby