HP 8440P instruction

If the computer is unresponsive and you are unable to use the preceding shutdown procedures, try the following emergency procedures in the sequence provided:

●Press and hold the power button for at least 5 seconds.

●Disconnect the computer from external power and remove the battery.

74 Chapter 5 Power management

Image 86

HP 8440P manual

Contents

HP EliteBook Product notice Safety warning notice Iv Safety warning notice Table of contents Pointing devices and keyboard Adjusting the volume Power management Drives Security 151 Xii Top components FeaturesIdentifying hardware Pointing devices Lights Component Description Rapidly Buttons, switches, and fingerprint reader Panel System and Security Power Options Keys Front components Fn key Rear components Right-side components Left-side components Bottom components Display components Wireless antennas select models only Identifying the labels Additional hardware componentsPage Wireless, modem, and local area network Using wireless devices select models only Using the wireless button Identifying wireless and network iconsUsing the wireless controls Using Wireless Assistant software select models only Using HP Connection Manager select models only Using operating system controls Protecting your Wlan Using a Wlan device select models onlySetting up a Wlan Connecting to a Wlan Use a wireless transmitter with built-in security Roaming to another network Using HP Mobile Broadband select models only Inserting a SIM select models only Removing a SIM select models only Page Using a Bluetooth wireless device select models only Bluetooth and Internet Connection Sharing ICS Troubleshooting wireless connection problems Cannot create a Wlan connection Current network security codes are unavailable Cannot connect to a preferred networkNetwork icon is not displayed Cannot connect to the wireless router Wlan connection is very weak Using the modem select models only Connecting a modem cable purchased separately Viewing the current location selection Selecting a location settingAdding new locations when traveling Solving travel connection problems Select Start Devices and Printers Click Properties Connecting to a local area network LAN Pointing devices and keyboard Using pointing devicesUsing the keyboard Displaying system information Initiating Sleep Decreasing screen brightness Switching the screen imageViewing battery charge information Increasing screen brightness Using HP QuickLook Using keypads Switching key functions on the embedded numeric keypad Using the embedded numeric keypadUsing an optional external numeric keypad Enabling and disabling the embedded numeric keypad Cleaning the TouchPad, keyboard, and vents Multimedia Multimedia featuresAdjusting the volume Multimedia software Click Customize notification icons Accessing your preinstalled multimedia software Installing multimedia software from a disc Checking your audio functions Connecting external audio devicesAudio Page Using the DisplayPort Connecting an external monitor or projectorUsing the external monitor port VideoPage Identifying the optical drive Using optical discs CDs, DVDs, and BDsOptical drive select models only CD-RW discs Selecting the right disc CDs, DVDs, and BDsCD-R discs DVD±R discs LightScribe DVD+R discs Playing a CD, DVD, or BDDVD±RW discs Blu-ray Discs BDs Configuring AutoPlay Changing DVD region settings Observing the copyright warning Copying a CD, DVD, or BD Creating burning a CD, DVD, or BD Removing an optical disc CD, DVD, or BD Troubleshooting Computer does not detect the optical drive Disc does not play Disc does not play automatically Movie stops, skips, or plays erratically Movie is not visible on an external display Device driver must be reinstalled Obtaining the latest HP device drivers Adjusting webcam properties Webcam select models only Capturing business card images Page Using power-saving states Power managementSetting power options Initiating and exiting Sleep Initiating and exiting Hibernation Using the battery meterUsing power plans Selecting a different power plan Setting password protection on wakeupViewing the current power plan Customizing power plans Starting Power Assistant Using Power Assistant select models onlyUsing external AC power Using battery power Connecting the AC adapter Displaying the remaining battery charge Finding battery information in Help and SupportUsing Battery Check Inserting or removing the battery Charging a battery Maximizing battery discharge time Managing low battery levels Identifying low battery levels Resolving a low battery level Disable Hibernation and Sleep Calibrating a batteryFully charge the battery Reenable Hibernation and Sleep Discharge the batteryFully recharge the battery Disposing of a used battery Conserving battery powerStoring a battery Replacing the battery Power management Testing an AC adapter Shutting down the computerPage Handling drives Identifying installed drivesDrives Page Improving hard drive performance Using Disk DefragmenterUsing Disk Cleanup Using HP 3D DriveGuard Identifying HP 3D DriveGuard status Using HP 3D DriveGuard software Replacing a hard drive in the hard drive bay Page Page Replacing a hard drive Replacing a drive in the upgrade bayRemoving the protective insert Page Page Replacing an optical drive Page Page External devices Using a USB deviceConnecting a USB device Using USB legacy support Removing a USB device Removing a 1394 device Using a 1394 deviceConnecting a 1394 device Page Using external drives Using optional external devices Using a docking device Inserting a digital card Using SD Card Reader cardsExternal media cards Removing a digital card Using ExpressCards select models onlyConfiguring an ExpressCard Inserting an ExpressCard Removing an ExpressCard Using smart cards select models only Inserting a smart card Removing a smart card Memory modules Page Page Page Upgrading a memory module in the primary memory module slot Page Page Page Security Protecting the computer Setting passwords in Computer Setup Using passwordsSetting passwords in Windows Bios administrator password Managing a Bios administrator password Using Computer Setup DriveLock Entering a Bios administrator password Setting a DriveLock password Entering a DriveLock password Changing a DriveLock password Removing DriveLock protection Removing Automatic DriveLock protection Using Computer Setup Auto DriveLockEntering an Automatic DriveLock password Securing system devices Using Computer Setup security featuresViewing Computer Setup System Information Using Computer Setup System IDs Using antivirus software Using firewall software Installing critical updates Using HP ProtectTools Security Manager select models only Installing a security cable Software updates Updating software Downloading a Bios update Updating the BiosDetermining the Bios version Page Updating programs and drivers Click Download Using SoftPaq Download Manager Backup and recovery Select Start All Programs Maintenance Backup and Restore Backing up your information Backup and recovery Performing a recovery Using the Windows recovery tools Using f11 recovery tools Using a Windows 7 operating system DVD purchased separately Select Repair your computer Using Computer Setup Computer SetupStarting Computer Setup Navigating and selecting in Computer Setup Computer Setup menus Restoring factory settings in Computer Setup File menu Security menu System Configuration menu User Management requires a Bios administrator password USB port to the computer Enable/disable Preboot Authentication on HP QuickLook Ansi MultiBoot About the boot device order Enabling boot devices in Computer Setup Considering boot order changes Choosing MultiBoot preferences Setting a new boot order in Computer Setup Entering MultiBoot Express preferences Dynamically choosing a boot deviceSetting a MultiBoot Express prompt Management and printing Managing and updating software Using Client Management SolutionsConfiguring and deploying a software image HP Client Automation select models only HP SSM System Software Manager Using the HP Universal Print Driver Symbols/Numerics Index DVD-ROM Jacks Ssid Wireless Assistant