Audio .................................................................................................................................................. 43
Adjusting the volume ......................................................................................................... 43
Connecting external audio devices .................................................................................... 43
Webcam ............................................................................................................................................. 45
Adjusting webcam properties ............................................................................................. 46
Video .................................................................................................................................................. 47
Using the external monitor port .......................................................................................... 47
Connecting an HDMI device .............................................................................................. 47
Configuring audio for HDMI ............................................................................... 48
5 Power management
Shutting down the computer ............................................................................................................... 50
Setting power devices ........................................................................................................................ 51
Using power-saving states ................................................................................................. 51
Initiating and exiting Sleep ................................................................................ 51
Initiating and exiting Hibernation ....................................................................... 51
Conserving power .............................................................................................................. 52
Using the battery meter ..................................................................................................... 52
Using power plans ............................................................................................................. 53
Viewing the current power plan ......................................................................... 53
Selecting a different power plan ........................................................................ 53
Customizing power plans .................................................................................. 53
Setting password protection on wakeup ............................................................................ 53
Using battery power ........................................................................................................................... 54
Finding battery information in Help and Support ............................................................... 54
Using Battery Check .......................................................................................................... 54
Displaying the remaining battery charge ........................................................................... 55
Removing or inserting the battery ...................................................................................... 55
Charging a battery ............................................................................................................. 56
Maximizing battery discharge time .................................................................................... 57
Managing low battery levels .............................................................................................. 57
Identifying low battery levels ............................................................................. 57
Resolving a low battery level ............................................................................. 58
Resolving a low battery level when external power is available ....... 58
Resolving a low battery level when a charged battery is
available ........................................................................................... 58
Resolving a low battery level when no power source is
available ........................................................................................... 58
Resolving a low battery level when the computer cannot exit
Hibernation ....................................................................................... 58
Calibrating a battery ........................................................................................................... 58
Storing a battery ................................................................................................................ 58
Disposing of a used battery ............................................................................................... 59
Replacing the battery ......................................................................................................... 59
vii
