HP Power Management manual Conserving battery power, Conserving power as you work

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Conserving battery power

Using the battery conservation procedures and settings described in this section extends the time that a battery can run the computer from a single charge.

Conserving power as you work

●Turn off wireless and local area network (LAN) connections and exit modem applications when you are not using them.

●Disconnect external devices that you are not using that are not plugged into an external power source.

●Stop, disable, or remove any external media cards that you are not using.

●Disable or remove an inserted digital card.

●Use the fn+f8 and fn+f7 hotkeys to adjust screen brightness as you need it.

●Use optional powered speakers instead of the internal speakers, or adjust system volume as you need it.

●Press fn+f4 to switch the screen image from the computer display to an external display device.

●If you leave your work, initiate standby or hibernation, or shut down the computer.

Selecting power conservation settings

●Select a short wait for the screen saver, and select a screen saver with minimal graphics and motion.

To access screen saver settings:

Select Start > Control Panel > Appearance and Themes > Choose a screen saver.

●Select a Power Scheme with low power-use settings. To select a Power Scheme:

Select Start > Control Panel > Appearance and Themes > Choose a screen saver > Power button.

26 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 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 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 Conserving battery power Conserving power as you workSelecting power conservation settings Storing a battery Disposing of a used battery Index AC adapter