HP 15-e-021nr E0M64UA 15.6' E0M64UA#ABA, 15.6 E8B15UA#ABA, 15.6 E8B17UA#ABA, 15.6 E0M64UAABA Bottom

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Component		Description

(1)	Battery bay	Holds the battery.

(2)	Vents (5)	Enable airflow to cool internal components.
		NOTE: The computer fan starts up automatically to
		cool internal components and prevent overheating. It
		is normal for the internal fan to cycle on and off during
		routine operation.

(3)	Battery release latch	Releases the battery from the battery bay.

(4)	Service door	Provides access to the hard drive bay, the wireless
		LAN (WLAN) module slot, and the memory module
		slots.

CAUTION: To prevent an unresponsive system, replace the wireless module only with a wireless module authorized for use in the computer by the governmental agency that regulates wireless devices in your country or region. If you replace the module and then receive a warning message, remove the module to restore computer functionality, and then contact support through Help and Support. From the Start screen, type h, and then select Help and Support.

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Contents User Guide Software terms Product noticeSafety warning notice Iv Safety warning notice Table of contents Enjoying entertainment features Managing and sharing information Securing your computer and information Input power Operating environment Page Best practices Starting rightHP Quick Start select models only Fun things to do More HP resources Resource ContentsLocating software Getting to know your computerFinding your hardware and software information Locating hardwareComponent Description Right sideSelect User guides Left sideSee Using HP 3D DriveGuard select models only Display TouchPad TopInitiating Sleep and Hibernation on LightsHibernation on Buttons and speakersFn key KeysBottom Labels Using the wireless button Connecting to a networkConnecting to a wireless network Using the wireless controlsSetting up a Wlan Using a WlanUsing operating system controls Using an Internet service providerProtecting your Wlan Configuring a wireless routerConnecting to a Wlan Using Bluetooth wireless devices select models onlyConnecting to a local area network LAN Connecting to a wired networkMultimedia Features Enjoying entertainment featuresUsing audio Using the webcamChecking the sound Connecting speakersConnecting headphones Connecting a microphoneConnecting a VGA monitor or projector Using videoConfiguring Hdmi audio settings Connecting an Hdmi deviceManaging your audio and video files Using TouchPad gestures Using the TouchPadTapping Pinching/zooming ScrollingFinger click select models only Rotating select models onlyRight-edge swipe Flicking select models onlyEdge swipes Left-edge swipe Top-edge swipeIcon Key Description Using the keyboard and mouseUsing the keys Using the action keysShortcut Key Description Using Microsoft Windows 8 shortcut keysFunction Hot key Description Using the integrated numeric keypadUsing the hot keys Intel Rapid Start Technology select models only Managing powerInitiating Sleep and Hibernation Enabling and exiting user-initiated hibernation Setting password protection on wakeupInitiating and exiting Sleep Removing a user-replaceable battery Using the power meter and power settingsRunning on battery power Identifying low battery levels Finding battery informationConserving battery power Storing a user-replaceable battery Resolving a low battery levelReplacing a user-replaceable battery Running on external AC powerDisposing of a user-replaceable battery HP CoolSense select models only Troubleshooting power problemsShutting down turning off the computer Type Description Using a USB deviceManaging and sharing information Removing a USB device Connecting a USB deviceInserting and removing a digital storage card Using optical drives Tray-load Inserting an optical discRemoving an optical disc When the disc tray opens normallySharing data and drives and accessing software Select Open Network and Sharing Center Handling drives Maintaining your computerImproving performance Replacing a hard drive Page Using Disk Defragmenter Using HP 3D DriveGuard select models onlyAdding or replacing memory modules Using Disk CleanupTurn the computer upside down on a flat surface Page Updating programs and drivers Cleaning your computerCleaning the display, sides, and cover Cleaning the TouchPad and keyboardTraveling with or shipping your computer Securing your computer and information Using passwordsComputer risk Security feature Password Function Setting Windows passwordsSetting Setup Utility Bios passwords Using firewall software Using Internet security softwareInstalling software updates Using antivirus softwareBacking up your software applications and information Securing your wireless networkUsing an optional security cable lock Installing HP and third-party software updatesPage Determining the Bios version Using Setup Utility Bios and System DiagnosticsStarting Setup Utility Bios Updating the BiosDownloading a Bios update Using System Diagnostics Creating recovery media and backups Backing up, restoring, and recoveringCreating HP Recovery media Restore and recovery Remove everything and reinstall Windows Using Windows Refresh for quick and easy recoveryWhat you need to know Recovering using HP Recovery ManagerChanging the computer boot order Removing the HP Recovery partitionUsing HP Recovery media to recover Input power Rating SpecificationsInput power Operating environment Electrostatic Discharge Index BiosWlan