Audio .................................................................................................................................................. 15
Adjusting the volume ......................................................................................................... 16
Webcam (select models only) ............................................................................................................ 18
Video .................................................................................................................................................. 19
VGA ................................................................................................................................... 19
HDMI .................................................................................................................................. 20
4 Power management ...................................................................................................................................... 22
Shutting down the computer ............................................................................................................... 22
Setting power options ......................................................................................................................... 23
Using power-saving states ................................................................................................. 23
Using the power meter ....................................................................................................... 24
Using power plans ............................................................................................................. 24
Using battery power ........................................................................................................................... 27
Using Battery Check .......................................................................................................... 28
Conserving battery power .................................................................................................. 29
Storing a battery ................................................................................................................ 30
Replacing the battery ......................................................................................................... 30
Using external AC power .................................................................................................................... 30
vi
Hibernation ....................................................................................... 29