Stop an audio CD or a DVD (fn+f10)
..................................................................
21
Play previous track or section of an audio CD or a DVD (fn+f11)
......................
21
Play next track or section of an audio CD or a DVD (fn+f12)
.............................
21
Keypads
................................................................................................................................................
22
Using the embedded numeric keypad
.................................................................................
22
Enabling and disabling the embedded numeric keypad
......................................
22
Switching key functions on the embedded numeric keypad
................................
23
Using an external numeric keypad
......................................................................................
23
Enabling or disabling num lock mode as you work
.............................................
23
3
Power
Power control and light locations
..........................................................................................................
25
Power sources
......................................................................................................................................
27
Connecting the AC adapter
..................................................................................................
28
Standby and hibernation
........................................................................................................................
29
Standby
................................................................................................................................
29
Hibernation
...........................................................................................................................
29
Initiating standby, hibernation or shutdown
..........................................................................
30
When you leave your work
...................................................................................
30
When a reliable power supply is unavailable
......................................................
30
When using wireless communication or readable or writable media (select
models only)
.........................................................................................................
31
Default power settings
..........................................................................................................................
32
Turning the computer or display on or off
............................................................................
32
Using emergency shutdown procedures
.............................................................................
32
Initiating or resuming from standby
.....................................................................................
33
Initiating or restoring from hibernation
.................................................................................
34
Power options
.......................................................................................................................................
35
Accessing Power Options Properties
...................................................................................
35
Displaying the Power Meter icon
.........................................................................................
35
Setting or changing a power scheme
..................................................................................
36
Setting a security prompt
.....................................................................................................
36
Processor performance controls
..........................................................................................................
37
Battery packs
.........................................................................................................................................
38
Inserting or removing a battery pack
....................................................................................
38
Charging a battery pack
........................................................................................................
39
Monitoring the charge of the battery pack
..........................................................
40
Obtaining accurate charge information
..............................................
40
Displaying charge information on the screen
......................................
40
Viewing charge displays
.....................................................
40
Interpreting charge indicators
.............................................
40
Managing low-battery conditions
.........................................................................................
41
Identifying low-battery conditions
.........................................................................
41
Low-battery condition
..........................................................................
41
Critical low-battery condition
..............................................................
41
Resolving low-battery conditions
.........................................................................
42
When external power is available
.......................................................
42
When a charged battery pack is available
..........................................
42
When no power source is available
....................................................
42
When the computer cannot restore from hibernation
..........................
42
iv
ENWW