HP Power Management manual Resolving low-battery conditions, When external power is available

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Resolving low-battery conditions

CAUTION: To reduce the risk of losing information when the computer reaches a critical low-battery condition and has initiated hibernation, do not restore power until the power lights turn off.

When external power is available

When external power is available, you can resolve a low-battery condition by connecting on of the following devices:

●AC adapter

●Optional docking device or expansion product

●Optional power adapter

When a charged battery is available

When a charged battery is available, you can resolve a low-battery condition by following these steps:

1.Turn off the computer or initiate hibernation.

2.Insert a charged battery .

3.Turn on the computer.

When no power source is available

When no power source is available, you can resolve a low-battery condition by following either of these steps:

●Initiate hibernation.

– or –

●Save your work and shut down the computer.

When the computer cannot restore from hibernation

If the computer cannot restore from hibernation, follow these steps:

1.Insert a charged battery or plug the computer into external power.

2.Restore from hibernation by pressing the power button.

22 Chapter 7 Batteries

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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 Initiating standby, hibernation or shutdown When you leave your workWhen a reliable power supply is unavailable Page Turning the computer or display on or off Power settingsUsing emergency shutdown procedures 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 Obtaining accurate charge information Charging a batteryMonitoring the charge of the battery Displaying charge information on the screenViewing charge displays Low-battery condition Managing low-battery conditionsIdentifying low-battery conditions Critical low-battery conditionWhen a charged battery is available Resolving low-battery conditionsWhen external power is available When no power source is availableHow to calibrate Calibrating a batteryWhen to calibrate Charging the batteryDischarging the battery Recharging the battery Selecting power conservation settings Conserving battery powerConserving power as you work Storing a battery Disposing of a used battery Index AC adapter