Play, pause or resume an audio CD or a DVD (fn+f9) .......................................23
Stop an audio CD or a DVD (fn+f10) ..................................................................23
Play previous track or section of an audio CD or a DVD (fn+f11) ......................23
Play next track or section of an audio CD or a DVD (fn+f12) .............................23
Keypads ................................................................................................................................................24
Using the embedded numeric keypad .................................................................................24
Enabling and disabling the embedded numeric keypad .....................................24
Switching key functions on the embedded numeric keypad ...............................25
Using an external numeric keypad ......................................................................................25
Enabling or disabling num lock mode as you work .............................................25
3 Power
Power control and light locations ..........................................................................................................27
Power sources ......................................................................................................................................29
Connecting the AC adapter .................................................................................................30
Standby and hibernation .......................................................................................................................31
Standby ................................................................................................................................31
Hibernation ...........................................................................................................................31
Initiating standby, hibernation or shutdown .........................................................................32
When you leave your work ..................................................................................32
When a reliable power supply is unavailable ......................................................32
When using wireless communication or readable or writable media (select
models only) ........................................................................................................33
Default power settings ..........................................................................................................................34
Turning the computer or display on or off ............................................................................34
Using emergency shutdown procedures .............................................................................34
Initiating or resuming from standby .....................................................................................35
Initiating or restoring from hibernation .................................................................................36
Power options .......................................................................................................................................37
Accessing Power Options Properties ..................................................................................37
Displaying the Power Meter icon .........................................................................................37
Setting or changing a power scheme ..................................................................................38
Setting a security prompt .....................................................................................................38
Processor performance controls ..........................................................................................................39
Battery packs ........................................................................................................................................40
Inserting or removing a battery pack ...................................................................................40
Charging a battery pack .......................................................................................................41
Monitoring the charge of the battery pack ..........................................................42
Obtaining accurate charge information ..............................................42
Displaying charge information on the screen .....................................42
Viewing charge displays ....................................................42
Interpreting charge indicators ............................................42
Managing low-battery conditions .........................................................................................43
Identifying low-battery conditions ........................................................................43
Low-battery condition .........................................................................43
Critical low-battery condition ..............................................................43
Resolving low-battery conditions ........................................................................44
When external power is available ......................................................44
When a charged battery pack is available .........................................44
When no power source is available ...................................................44
iv ENWW
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