HP (Hewlett-Packard) dv4-2160us Laptop User Manual


 
7 HP Media Remote Control (Select Models Only)
Component functions ......................................................................................................................... 70
Button quick reference ....................................................................................................................... 71
Inserting or replacing the battery ........................................................................................................ 75
Troubleshooting .................................................................................................................................. 76
8 Power management
Setting power options ......................................................................................................................... 77
Using power-saving states ................................................................................................. 77
Initiating and exiting Sleep ................................................................................ 77
Initiating and exiting Hibernation ....................................................................... 78
Using the battery meter ..................................................................................................... 78
Using power plans ............................................................................................................. 79
Viewing the current power plan ......................................................................... 79
Selecting a different power plan ........................................................................ 79
Customizing power plans .................................................................................. 79
Setting password protection on wakeup ............................................................................ 79
Switching between graphics modes (select models only) .................................................................. 80
Using external AC power .................................................................................................................... 81
Connecting the AC adapter ............................................................................................... 82
Testing an AC adapter ....................................................................................................... 83
Using battery power ........................................................................................................................... 84
Finding battery information in Help and Support ............................................................... 84
Using Battery Check .......................................................................................................... 84
Displaying the remaining battery charge ........................................................................... 85
Inserting or removing the battery ....................................................................................... 85
Charging a battery ............................................................................................................. 86
Maximizing battery discharge time .................................................................................... 87
Managing low battery levels .............................................................................................. 87
Identifying low battery levels ............................................................................. 87
Resolving a low battery level ............................................................................. 88
Resolving a low battery level when external power is available ....... 88
Resolving a low battery level when a charged battery is
available ........................................................................................... 88
Resolving a low battery level when no power source is
available ........................................................................................... 88
Resolving a low battery level when the computer cannot exit
Hibernation ....................................................................................... 88
Calibrating a battery ........................................................................................................... 89
Step 1: Fully charge the battery ........................................................................ 89
Step 2: Disable Hibernation and Sleep ............................................................. 89
Step 3: Discharge the battery ............................................................................ 90
Step 4: Fully recharge the battery ..................................................................... 90
Step 5: Reenable Hibernation and Sleep .......................................................... 90
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