HP 17.3 E7N75UA#ABA, 17.3 E0J83UA#ABA manual Turn the computer upside down on a flat surface

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4.Turn the computer upside down on a flat surface.

5.Remove the battery from the computer (see Removing a user-replaceable battery on page 37.)

6.Remove the service door from the computer.

7.If you are replacing a memory module, remove the existing memory module:

a.Pull away the retention clips (1) on each side of the memory module. The memory module tilts up.

b.Grasp the edge of the memory module (2), and then gently pull the module out of the memory module slot.

CAUTION: To prevent damage to the memory module, hold the memory module by the edges only. Do not touch the components on the memory module.

NOTE: To protect a memory module after removal, place it in an electrostatic-safe container.

8.Insert a new memory module:

CAUTION: To prevent damage to the memory module, hold the memory module by the edges only. Do not touch the components on the memory module.

a.Align the notched edge (1) of the memory module with the tab in the memory module slot.

b.With the memory module at a 45-degree angle from the surface of the memory module compartment, press the module into the memory module slot (2) until it is seated.

c.Gently press the memory module (3) down, applying pressure to both the left and right edges of the module, until the retention clips snap into place.

CAUTION: To prevent damage to the memory module, be sure that you do not bend the module.

56 Chapter 8 Maintaining your computer

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Contents User Guide Product notice Software termsSafety 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 Starting right HP Quick Start select models onlyBest practices Fun things to do Resource Contents More HP resourcesLocating hardware Getting to know your computerFinding your hardware and software information Locating softwareRight side Component DescriptionLeft side Select User guidesSee Using HP 3D DriveGuard select models only Display Top TouchPadLights Initiating Sleep and Hibernation onButtons and speakers Hibernation onKeys Fn keyBottom Labels Using the wireless controls Connecting to a networkConnecting to a wireless network Using the wireless buttonUsing a Wlan Using an Internet service providerSetting up a Wlan Configuring a wireless router Connecting to a WlanProtecting your Wlan Connecting to a wired network Using Bluetooth wireless devices select models onlyConnecting to a local area network LAN Enjoying entertainment features Multimedia FeaturesUsing the webcam Using audioConnecting a microphone Connecting speakersConnecting headphones Checking the soundUsing video Connecting a VGA monitor or projectorConnecting an Hdmi device Configuring Hdmi audio settingsManaging your audio and video files Using the TouchPad Using TouchPad gesturesTapping Scrolling Pinching/zoomingRotating select models only Finger click select models onlyFlicking select models only Edge swipesRight-edge swipe Top-edge swipe Left-edge swipeUsing the action keys Using the keyboard and mouseUsing the keys Icon Key DescriptionUsing Microsoft Windows 8 shortcut keys Shortcut Key DescriptionUsing the integrated numeric keypad Using the hot keysFunction Hot key Description Managing power Initiating Sleep and HibernationIntel Rapid Start Technology select models only Setting password protection on wakeup Initiating and exiting SleepEnabling and exiting user-initiated hibernation Using the power meter and power settings Running on battery powerRemoving a user-replaceable battery Finding battery information Conserving battery powerIdentifying low battery levels Resolving a low battery level Storing a user-replaceable batteryRunning on external AC power Disposing of a user-replaceable batteryReplacing a user-replaceable battery Troubleshooting power problems HP CoolSense select models onlyShutting down turning off the computer Using a USB device Managing and sharing informationType Description Connecting a USB device Removing a USB deviceInserting and removing a digital storage card Using optical drives Inserting an optical disc Removing an optical discTray-load When the disc tray fails to open normally Sharing data and drives and accessing software Select Open Network and Sharing Center Maintaining your computer Improving performanceHandling drives Replacing a hard drive Page Using HP 3D DriveGuard select models only Using Disk DefragmenterUsing Disk Cleanup Adding or replacing memory modulesTurn the computer upside down on a flat surface Page Cleaning the TouchPad and keyboard Cleaning your computerCleaning the display, sides, and cover Updating programs and driversTraveling with or shipping your computer Using passwords Computer risk Security featureSecuring your computer and information Setting Windows passwords Setting Setup Utility Bios passwordsPassword Function Using antivirus software Using Internet security softwareInstalling software updates Using firewall softwareInstalling HP and third-party software updates Securing your wireless networkUsing an optional security cable lock Backing up your software applications and informationPage Updating the Bios Using Setup Utility Bios and System DiagnosticsStarting Setup Utility Bios Determining the Bios versionDownloading a Bios update Using System Diagnostics Backing up, restoring, and recovering Creating recovery media and backupsCreating HP Recovery media Restore and recovery Using Windows Refresh for quick and easy recovery Remove everything and reinstall WindowsRecovering using HP Recovery Manager What you need to knowRemoving the HP Recovery partition Using HP Recovery media to recoverChanging the computer boot order Specifications Input powerInput power Rating Operating environment Electrostatic Discharge Bios IndexWlan