Adjusting webcam properties
.............................................................................................
37
6
Power management
Setting power devices
........................................................................................................................
39
Using power-saving states
.................................................................................................
39
Initiating and exiting Sleep
................................................................................
39
Initiating and exiting Hibernation
.......................................................................
40
Conserving power
..............................................................................................................
40
Using the battery meter
.....................................................................................................
40
Using power plans
.............................................................................................................
41
Viewing the current power plan
.........................................................................
41
Selecting a different power plan
........................................................................
41
Customizing power plans
..................................................................................
41
Setting password protection on wakeup
............................................................................
42
Using external AC power
....................................................................................................................
42
Connecting AC power
........................................................................................................
43
Testing an AC adapter
.......................................................................................................
44
Using battery power
...........................................................................................................................
44
Identifying batteries
............................................................................................................
44
Finding battery information in Help and Support
...............................................................
45
Using Battery Check
..........................................................................................................
45
Displaying the remaining battery charge
...........................................................................
45
Removing or inserting the primary battery
.........................................................................
45
Charging a battery
.............................................................................................................
46
Maximizing battery discharge time
....................................................................................
47
Managing low battery levels
..............................................................................................
47
Identifying low battery levels
.............................................................................
47
Resolving a low battery level
.............................................................................
49
Resolving a low battery level when external power is available
.......
49
Resolving a low battery level when a charged battery is
available
...........................................................................................
49
Resolving a low battery level when no power source is
available
...........................................................................................
49
Resolving a low battery level when the computer cannot exit
Hibernation
.......................................................................................
49
Using the accessory battery (select models only)
.............................................................
49
Identifying the accessory battery components
..................................................
50
Inserting or removing an accessory battery
......................................................
50
Battery charging and discharging sequence
.....................................................
52
Calibrating a battery
...........................................................................................................
52
Storing a battery
................................................................................................................
53
Disposing of a used battery
...............................................................................................
53
Replacing the battery
.........................................................................................................
53
Shutting down the computer
...............................................................................................................
53
vii