HP Power Management manual

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When using wireless communication, or readable or writable media

CAUTION: To prevent possible audio and video degradation, loss of audio or video playback functionality, or loss of information, do not initiate standby or hibernation while reading from or writing to a disc or an external media card.

Standby and hibernation interfere with the use of Bluetooth® and WLAN communication, and media. Note the following guidelines:

●If the computer is in standby or hibernation, you cannot initiate a Bluetooth or WLAN transmission.

●Accidental initiation of standby or hibernation during playback of a medium such as a CD, a DVD, or an external media card can affect playback:

◦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

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Contents Power Management First Edition January Document Part Number Table of contents Index Power control and light locations Component DescriptionPower control and light locations Power sources Task Recommended power sourceConnecting the AC adapter Standby and hibernation StandbyHibernation When you leave your work When a reliable power supply is unavailableInitiating standby, hibernation or shutdown Page Power settings Using emergency shutdown proceduresTurning the computer or display on or off Initiating or resuming from standby Stand byInitiating or restoring from hibernation Select HibernatePower options Accessing Power Options PropertiesDisplaying the Power Meter icon Clear the Always show icon on the taskbar check boxSetting or changing a power scheme Setting a security prompt Power Processor performance controlsBatteries Inserting or removing a battery Charging a battery Monitoring the charge of the batteryObtaining accurate charge information Displaying charge information on the screenViewing charge displays Managing low-battery conditions Identifying low-battery conditionsLow-battery condition Critical low-battery conditionResolving low-battery conditions When external power is availableWhen a charged battery is available When no power source is availableCalibrating a battery When to calibrateHow to calibrate Charging the batteryDischarging the battery Recharging the battery Conserving battery power Conserving power as you workSelecting power conservation settings Storing a battery Disposing of a used battery Index AC adapter