HP LQ174AW, WX557AV, LJ527UT, LQ164AW instruction

When you connect the computer to external AC power, the following events occur:

●The battery begins to charge.

●If the computer is turned on, the power meter icon in the notification area changes appearance. When you disconnect external AC power, the following events occur:

●The computer switches to battery power.

●The display brightness is automatically decreased to save battery life.

Using external AC power 31

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HP LQ174AW, WX557AV, LJ527UT, LQ164AW manual

Contents

HP Notebook Product notice Safety warning notice Iv Safety warning notice Table of contents VGA Hdmi External cards and devices Cleaning your computer Cleaning products Viii Computer Setup Bios and System Diagnostics Page Finding more information about your new computer Introduction Identifying wireless and network status icons Creating a wireless connectionNetworking select models only Windows Windows Vista Using HP Connection Manager select models only Turning wireless devices on or offUsing operating system controls Click Start All Programs HP HP Connection Manager Select Start Connect to Using a WlanConnecting to an existing Wlan Roaming to another network Setting up a new WlanProtecting your Wlan Inserting a SIM Using HP Mobile Broadband select models only Using Bluetooth wireless devices Using GPS select models onlyBluetooth and Internet Connection Sharing ICS Removing a SIM Connecting a modem cable Connecting to a wired networkUsing a modem select models only Page Selecting a location setting Connecting a country- or region-specific modem cable adapter Windows Select Start Device and Printers Adding new locations when traveling Connecting to a local area network LAN select models only Page Audio Using the media activity controlsMultimedia Select Start All Programs Accessories Sound Recorder Adjusting the volumeChecking audio functions on the computer Select Start Control Panel Hardware and Sound Sound Select Start All Programs Accessories Sound Recorder Webcam select models only VGA Video Hdmi Configuring audio for Hdmi Intel Wireless Display select models only Windows 7-SelectStart Shut down Power managementShutting down the computer Using power-saving states Setting power optionsInitiating and exiting Sleep Initiating and exiting Hibernation Using power plans Using the power meterViewing the current power plan Selecting a different power plan Customizing power plans Setting password protection on wakeup Click Require a password recommended Click Save changes Using battery power Using Power Assistant select models onlyFinding additional battery information Select Start All Programs HP HP Power Assistant Displaying the remaining battery charge Using Battery CheckMaximizing battery discharge time Managing low battery levels Resolving a low battery level Conserving battery power Storing a battery Using external AC powerDisposing of a used battery Replacing the batteryPage Testing an AC adapter Switching between graphics modes select models only Inserting a digital card Using Media Card Reader cards select models onlyExternal cards and devices Removing a digital card Using PC Cards select models only Configuring a PC Card Inserting a PC Card Removing a PC Card Using ExpressCards select models onlyConfiguring an ExpressCard Inserting an ExpressCard Removing an ExpressCard Using smart cards select models only Removing a smart card Using a USB deviceInserting a smart card Removing a USB device Using 1394 devices select models onlyConnecting a USB device Removing a 1394 device Using an eSATA device select models onlyConnecting a 1394 device Removing an eSATA device Connecting an eSATA device Using optional external drives Using a serial device select models onlyUsing optional external devices Using the docking connector select models only Using the expansion port select models only External cards and devices Handling drives Drives Using Disk Defragmenter Using hard drivesUsing Disk Cleanup Improving hard drive performance Identifying HP 3D DriveGuard status Using HP 3D DriveGuard select models onlyManaging power with a parked hard drive Identifying the installed optical drive Using optical drives select models onlyUsing HP 3D DriveGuard software Inserting an optical disc Slot load Removing an optical disc When the disc tray opens normally Slot load Sharing optical drives Using RAID select models only Protecting the computer Security Setting passwords in Windows Using passwords Managing a Bios administrator password Setting passwords in Computer SetupSetting a new Bios administrator password Changing a Bios administrator password Deleting a Bios administrator password Managing a Computer Setup DriveLock passwordEntering a Bios administrator password Setting a DriveLock password Removing DriveLock protection Entering a DriveLock passwordChanging a DriveLock password Removing Automatic DriveLock protection Using Computer Setup Auto DriveLockEntering an Automatic DriveLock password Page Using antivirus software Using firewall software Installing critical security updates Using HP ProtectTools Security Manager select models only Installing an optional security cable Locating the fingerprint reader Using the fingerprint reader select models only Maintenance Cleaning products Cleaning your computerCleaning procedures Cleaning the display Updating programs and drivers Cleaning the TouchPad and keyboardCleaning a tablet PC pen and pen holder Using SoftPaq Download Manager Using Computer Setup Computer Setup Bios and System DiagnosticsStarting Computer Setup Navigating and selecting in Computer Setup Restoring factory settings in Computer Setup Determining the Bios version Updating the BiosDownloading a Bios update Select Start Help and Support Maintain Using System Diagnostics About the boot device order MultiBoot Enabling boot devices in Computer Setup Considering boot order changes Dynamically choosing a boot device using the F9 prompt Choosing MultiBoot preferencesSetting a new boot order in Computer Setup Entering MultiBoot Express preferences Setting a MultiBoot Express prompt Management Using Client Management SolutionsConfiguring and deploying a software image HP Client Manager for Altiris select models only Managing and updating softwarePage HP SSM System Software Manager HP CCM Client Configuration Manager select models only Using Intel Active Management Technology select models only Using the MEBx setup utility menus Enabling the iAMT solutionIntel ME Configuration IAMT Configuration Change Intel ME Password Traveling with the computer Page Troubleshooting resources Electrostatic Discharge Index Symbols/Numerics Keys SIM