6
Power management
Setting power devices
........................................................................................................................
41
Using power-saving states
.................................................................................................
41
Initiating and exiting Sleep
................................................................................
41
Initiating and exiting Hibernation
.......................................................................
42
Conserving power
..............................................................................................................
42
Using the battery meter
.....................................................................................................
42
Using power plans
.............................................................................................................
43
Viewing the current power plan
.........................................................................
43
Selecting a different power plan
........................................................................
43
Customizing power plans
..................................................................................
43
Setting password protection on wakeup
............................................................................
44
Using external AC power
....................................................................................................................
45
Connecting AC power
........................................................................................................
45
Testing an AC adapter
.......................................................................................................
46
Using battery power
...........................................................................................................................
47
Identifying batteries
............................................................................................................
47
Finding battery information in Help and Support
...............................................................
47
Using Battery Check
..........................................................................................................
47
Displaying the remaining battery charge
...........................................................................
48
Removing or inserting the primary battery
.........................................................................
48
Charging a battery
.............................................................................................................
49
Maximizing battery discharge time
....................................................................................
50
Managing low battery levels
..............................................................................................
50
Identifying low battery levels
.............................................................................
50
Resolving a low battery level
.............................................................................
51
Resolving a low battery level when external power is available
.......
51
Resolving a low battery level when a charged battery is
available
...........................................................................................
51
Resolving a low battery level when no power source is
available
...........................................................................................
51
Resolving a low battery level when the computer cannot exit
Hibernation
.......................................................................................
51
Using the accessory battery (select models only)
.............................................................
51
Identifying the accessory battery components
..................................................
52
Inserting or removing an accessory battery
......................................................
52
Battery charging and discharging sequence
....................................................
54
Calibrating a battery
...........................................................................................................
54
Storing a battery
................................................................................................................
55
Disposing of a used battery
...............................................................................................
55
Replacing the battery
.........................................................................................................
55
Shutting down the computer
...............................................................................................................
56
vii