HP 2740P 8

Using the external monitor port .........................................................................	65
Webcam .............................................................................................................................................	66
Webcam tips ......................................................................................................................	66
Adjusting webcam properties .............................................................................................	66
Capturing business card images .......................................................................................	67
6 Power management ......................................................................................................................................	69
Setting power options .........................................................................................................................	69
Using power-saving states .................................................................................................	69
Initiating and exiting Sleep ................................................................................	69
Initiating and exiting Hibernation .......................................................................	70
Using the battery meter .....................................................................................................	70
Using power plans .............................................................................................................	70
Viewing the current power plan .........................................................................	71
Selecting a different power plan ........................................................................	71
Customizing power plans ..................................................................................	71
Setting password protection on wakeup ............................................................................	71
Using external AC power ....................................................................................................................	72
Connecting the AC adapter ...............................................................................................	72
Using battery power ...........................................................................................................................	73
Finding battery information in Help and Support ...............................................................	73
Using Battery Check ..........................................................................................................	74
Displaying the remaining battery charge ...........................................................................	74
Inserting or removing the battery .......................................................................................	74
Charging a battery .............................................................................................................	75
Maximizing battery discharge time ....................................................................................	75
Managing low battery levels ..............................................................................................	76
Identifying low battery levels .............................................................................	76
Resolving a low battery level .............................................................................	77
Resolving a low battery level when external power is available .......	77
Resolving a low battery level when a charged battery is
available ...........................................................................................	77
Resolving a low battery level when no power source is available ....	77
Resolving a low battery level when the computer cannot exit
Hibernation .......................................................................................	77
Calibrating a battery ...........................................................................................................	77
Step 1: Fully charge the battery ........................................................................	77
Step 2: Disable Hibernation and Sleep .............................................................	78
Step 3: Discharge the battery ............................................................................	78
Step 4: Fully recharge the battery .....................................................................	79
Step 5: Reenable Hibernation and Sleep ..........................................................	79
Conserving battery power ..................................................................................................	79
Storing a battery ................................................................................................................	80
Disposing of a used battery ...............................................................................................	80

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