User's Manual

Viewing the current power plan ......................................................................... 64
Selecting a different power plan ........................................................................ 64
Customizing power plans .................................................................................. 64
Setting password protection on wakeup ............................................................................ 64
Using external AC power .................................................................................................................... 65
Connecting the AC adapter ............................................................................................... 65
Using battery power ........................................................................................................................... 66
Finding battery information in Help and Support ............................................................... 66
Using Battery Check .......................................................................................................... 67
Displaying the remaining battery charge ........................................................................... 67
Inserting or removing the battery ....................................................................................... 67
Charging a battery ............................................................................................................. 68
Maximizing battery discharge time .................................................................................... 69
Managing low battery levels .............................................................................................. 69
Identifying low battery levels ............................................................................. 69
Resolving a low battery level ............................................................................. 71
Resolving a low battery level when external power is available ....... 71
Resolving a low battery level when a charged battery is
available ........................................................................................... 71
Resolving a low battery level when no power source is
available ........................................................................................... 71
Resolving a low battery level when the computer cannot exit
Hibernation ....................................................................................... 71
Calibrating a battery ........................................................................................................... 71
Step 1: Fully charge the battery ........................................................................ 71
Step 2: Disable Hibernation and Sleep ............................................................. 72
Step 3: Discharge the battery ............................................................................ 72
Step 4: Fully recharge the battery ..................................................................... 73
Step 5: Reenable Hibernation and Sleep .......................................................... 73
Conserving battery power .................................................................................................. 73
Storing a battery ................................................................................................................ 74
Disposing of a used battery ............................................................................................... 74
Replacing the battery ........................................................................................................ 74
Testing an AC adapter ....................................................................................................................... 75
Shutting down the computer ............................................................................................................... 75
7 Drives
Identifying installed drives .................................................................................................................. 77
Handling drives ................................................................................................................................... 78
Improving hard drive performance ..................................................................................................... 79
Using Disk Defragmenter ................................................................................................... 79
Using Disk Cleanup ........................................................................................................... 79
Using HP 3D DriveGuard .................................................................................................................. 80
Identifying HP 3D DriveGuard status ................................................................................. 80
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