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When using wireless communication, or readable or writable media (select models only), CAUTION

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When using wireless communication, or readable or writable media (select models only) CAUTION To prevent possible audio and video degradation, or loss of audio or video playback functionality, do not initiate standby or hibernation while reading or writing to a CD, a DVD, or an external media card. To prevent loss of information, do not initiate standby or hibernation while writing to a CD, a DVD, or an external media card. Standby and hibernation interfere with the use of infrared, Bluetooth®, and WLAN or WWAN communication, and media. Note the following guidelines: ● If the computer is in standby or hibernation, you cannot initiate an infrared, Bluetooth, WLAN or WWAN transmission. ● If standby or hibernation is accidentally initiated during playback of a medium such as a CD, a DVD, or an external media card: ● Your playback may be interrupted. ● You may see the following warning message: "Putting the computer into hibernation or standby may stop the playback. Do you want to continue?" Click No. ● You may need to restart the media to resume audio and video playback. 8 Chapter 3 Standby and hibernation ENWW

Section	Page
Power control and light locations	5
Power sources	7
Connecting the AC adapter	8
Standby and hibernation	9
Standby	9
Hibernation	10
Initiating standby, hibernation or shutdown	11
When you leave your work	11
When a reliable power supply is unavailable	11
When using wireless communication, or readable or writable media (select models only)	12
Factory power settings	13
Turning the computer or display on or off	13
Using emergency shutdown procedures	14
Initiating or resuming from standby	15
Initiating or restoring from hibernation	16
Power options	17
Accessing Power Options Properties	17
Displaying the Power Meter icon	18
Setting or changing a power scheme	19
Setting a security prompt	19
Processor performance controls	21
Batteries	23
Identifying batteries	24
Inserting or removing the primary battery	25
Charging multiple batteries	27
Charging a battery	28
Monitoring the charge of the battery	28
Obtaining accurate charge information	28
Displaying charge information on the screen	29
Viewing charge displays	29
Interpreting charge indicators	29
Managing low-battery conditions	30
Identifying low-battery conditions	30
Low-battery condition	30
Critical low-battery condition	30
Resolving low-battery conditions	31
When external power is available	31
When a charged battery is available	31
When no power source is available	31
When the computer cannot restore from hibernation	31
Calibrating a battery	32
When to calibrate	32
How to calibrate	32
Step 1: Charging the battery	32
Step 2: Discharging the battery	33
Step 3: Recharging the battery	34
Conserving battery power	35
Conserving power as you work	35
Selecting power conservation settings	35
Using LAN Power Save Mode	35
Storing a battery	36
Disposing of a used battery	36

Match case Limit results 1 per page

When using wireless communication, or readable or writable media

(select models only)

CAUTION

To prevent possible audio and video degradation, or loss of audio or video playback

functionality, do not initiate standby or hibernation while reading or writing to a CD, a DVD, or an

external media card. To prevent loss of information, do not initiate standby or hibernation while

writing to a CD, a DVD, or an external media card.

Standby and hibernation interfere with the use of infrared, Bluetooth®, and WLAN or WWAN

communication, and media. Note the following guidelines:

●

If the computer is in standby or hibernation, you cannot initiate an infrared, Bluetooth, WLAN or

WWAN transmission.

●

If standby or hibernation is accidentally initiated during playback of a medium such as a CD, a DVD,

or an external media card:

●

Your playback may be interrupted.

●

You may see the following warning message: "Putting the computer into hibernation or

standby may stop the playback. Do you want to continue?" Click

●

You may need to restart the media to resume audio and video playback.

Chapter 3

Standby and hibernation

ENWW