Power ManagementUser Guide
2 Using battery powerWhen a charged battery is in the computer and the computer is not plugged into external power, thecomputer runs on battery power.
Finding battery information in Help and SupportThe Battery information section of the Help and Support Learning Center provides the following toolsand
Displaying the remaining battery charge▲Move the pointer over the battery meter icon in the notification area, at the far right of the taskbar.– or –V
Inserting or removing the batteryCAUTION: Removing a battery that is the sole power source can cause loss of information. To preventloss of informatio
3. Pivot the battery (2) upward and remove it from the computer (3).10 Chapter 2 Using battery power
Charging a batteryWARNING! Do not charge the computer battery while you are onboard aircraft.The battery charges whenever the computer is plugged into
Managing low battery levelsThe information in this section describes the alerts and system responses set at the factory. Some low-battery alerts and s
Resolving a low battery levelCAUTION: To reduce the risk of losing information when the computer reaches a critical battery leveland has initiated Hib
Calibrating a batteryCalibrate a battery under the following conditions:●When battery charge displays seem inaccurate●When you observe a significant c
Step 3: Discharge the batteryThe computer must remain on while the battery is being discharged. The battery can discharge whetheror not you are using
© Copyright 2008 Hewlett-PackardDevelopment Company, L.P.Windows is a U.S. registered trademark ofMicrosoft Corporation.The information contained here
Step 4: Fully recharge the batteryTo recharge the battery:1. Plug the computer into external power and maintain external power until the battery is fu
Conserving battery power●Select low power-use settings through Power Options in Windows Control Panel.●Turn off wireless and local area network (LAN)
3 Using external AC powerExternal AC power is supplied through an approved AC adapter.WARNING! To reduce potential safety issues, use only the AC adap
Connecting the AC adapterWARNING! To reduce the risk of electric shock or damage to the equipment:Plug the power cord into an AC outlet that is easily
4 Shutting down the computerCAUTION: Unsaved information will be lost when the computer is shut down.The Shut Down command closes all open programs, i
IndexAAC adapter, connecting 19Bbatterycalibrating 14charging 11, 14conserving power 17disposing 17inserting 9low battery levels 12recharging 16remov
Table of contents1 Setting power optionsUsing power-saving states ...
Index ...
1 Setting power optionsUsing power-saving statesThe computer has two power-saving states enabled at the factory: Sleep and Hibernation.When Sleep is i
When the computer exits Sleep, the power lights turn on and your work returns to the screen where youstopped working.NOTE: If you have set a password
Using the battery meterThe battery meter is located in the notification area, at the far right of the taskbar. The battery meterallows you to quickly
Using power plansA power plan is a collection of system settings that manages how the computer uses power. Powerplans can help you conserve power or m
Setting password protection on wakeupTo set the computer to prompt for a password when the computer exits Sleep or Hibernation, followthese steps:1. S
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