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