HP EliteBook 8540w Mobile Workstation - Manual (Page 8)

Adjusting webcam properties ............................................................................................. 62
Capturing business card images ....................................................................................... 63
5 Power management
Setting power options ......................................................................................................................... 66
Using power-saving states ................................................................................................. 66
Initiating and exiting Standby ............................................................................ 66
Initiating and exiting Hibernation ....................................................................... 67
Using the Power Meter ...................................................................................................... 67
Using power schemes ....................................................................................................... 68
Viewing the current scheme .............................................................................. 68
Selecting a different power scheme .................................................................. 68
Customizing power schemes ............................................................................ 69
Setting password protection upon exiting Standby ............................................................ 69
Using external AC power .................................................................................................................... 70
Connecting the AC adapter ............................................................................................... 70
Using battery power ........................................................................................................................... 71
Finding battery information in Help and Support ............................................................... 71
Using Battery Check .......................................................................................................... 71
Displaying the remaining battery charge ........................................................................... 72
Inserting or removing the battery ....................................................................................... 72
Charging a battery ............................................................................................................. 73
Maximizing battery discharge time .................................................................................... 74
Managing low battery levels .............................................................................................. 74
Identifying low battery levels ............................................................................. 74
Resolving a low battery level ............................................................................. 76
Resolving a low battery level when external power is available ....... 76
Resolving a low battery level when a charged battery is
available ........................................................................................... 76
Resolving a low battery level when no power source is
available ........................................................................................... 76
Resolving a low battery level when the computer cannot exit
Hibernation ....................................................................................... 76
Calibrating a battery ........................................................................................................... 76
Step 1: Fully charge the battery ........................................................................ 76
Step 2: Disable Hibernation and Standby ......................................................... 77
Step 3: Discharge the battery ............................................................................ 77
Step 4: Fully recharge the battery ..................................................................... 78
Step 5: Reenable Hibernation and Standby ...................................................... 78
Conserving battery power .................................................................................................. 78
Storing a battery ................................................................................................................ 78
Disposing of a used battery ............................................................................................... 79
Replacing the battery ........................................................................................................ 79
Testing an AC adapter ....................................................................................................................... 80
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