HP E0K10U 15.6 E0K10U#ABA Running on external AC power, Replacing a user-replaceable battery

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Replacing a user-replaceable battery

Battery Check in HP Support Assistant notifies you to replace the battery when an internal cell is not charging properly or when the battery storage capacity has reached a weak condition. If the battery is possibly covered by an HP warranty, instructions include a warranty ID. A message refers you to the HP website for more information about ordering a replacement battery.

Running on external AC power

For information on connecting to AC power, refer to the Setup Instructions poster provided in the computer box.

The computer does not use battery power when the computer is connected to AC external power with an approved AC adapter or an optional docking/expansion device.

WARNING! To reduce potential safety issues, use only the AC adapter provided with the computer, a replacement AC adapter provided by HP, or a compatible AC adapter purchased from HP.

Connect the computer to external AC power under any of the following conditions:

WARNING! Do not charge the computer battery while you are onboard aircraft.

●When charging or calibrating a battery

●When installing or modifying system software

●When writing information to a disc (select models only)

●When running Disk Defragmenter on computers with internal hard drives

●When performing a backup or recovery

When you connect the computer to external AC power:

●The battery begins to charge.

●The display brightness increases.

●The power meter icon on the Windows desktop changes appearance. When you disconnect external AC power, the following events occur:

●The computer switches to battery power.

●The display brightness automatically decreases to save battery life.

●The power meter icon on the Windows desktop changes appearance.

Troubleshooting power problems

Test the AC adapter if the computer exhibits any of the following symptoms when it is connected to AC power:

●The computer does not turn on.

●The display does not turn on.

●The power lights are off.

46 Chapter 6 Managing power

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Contents User Guide Product notice Software termsSafety warning notice Iv Safety warning notice Table of contents Enjoying entertainment features Improving performance Vii Securing your computer and information Input power Operating environment Page Fun things to do Starting rightBest practices Resource Contents More HP resourcesGetting to know your computer Finding your hardware and software informationLocating hardware Locating softwareSelect User guides Right sideComponent Description Left side See Using HP 3D DriveGuard select models only DisplayLocal area networks WLANs Top TouchPadLights Initiating Sleep and Hibernation onOptions , or see Managing power on Buttons and speakersTop Keys Fn keyBottom SupportLabels ComponentConnecting to a network Connecting to a wireless networkUsing the wireless controls Using the wireless buttonUsing a Wlan Using an Internet service providerSetting up a Wlan ModeStepsProtecting your Wlan Configuring a wireless routerConnecting to a Wlan Connecting to a local area network LAN Connecting to a wired networkUsing Bluetooth wireless devices select models only Page Enjoying entertainment features Multimedia FeaturesPorts, see Using a USB device on Using the webcam select models only Using audioConnecting speakers Connecting headphonesUsing Beats Audio select models only Accessing Beats Audio Control PanelChecking the sound Enabling and disabling Beats Audio select models onlyUsing video To confirm or change the audio settings on your computerConnecting an Hdmi device Managing your audio and video files Using Intel Wireless Display select models onlyConfiguring Hdmi audio settings Using the TouchPad Using TouchPad gesturesTapping Scrolling Pinching/zoomingRotating select models only Finger click select models onlyRight-edge swipe Flicking select models onlyEdge swipes Top-edge swipe Left-edge swipeUsing touch screen gestures select models only One-finger slidePinching/stretching Rotating select models only Top-edge swipe and bottom-edge swipe Setting touch screen preferences select models only Using the keyboard and mouseIcon Key Description Using the keysUsing the action keys Shortcut Key Description Using Microsoft Windows 8 shortcut keysUsing the hot keys select models only Sound , and then select Beats Audio Control Panel Using the integrated numeric keypadFunction Hot key Description Intel Rapid Start Technology select models only Managing powerInitiating Sleep and Hibernation Initiating and exiting Sleep Enabling and exiting user-initiated hibernation Using the power meter and power settings Running on battery power Setting password protection on wakeup Removing a user-replaceable batteryIdentifying low battery levels Finding battery informationConserving battery power Disposing of a user-replaceable battery Resolving a low battery levelStoring a user-replaceable battery Troubleshooting power problems Running on external AC powerReplacing a user-replaceable battery HP CoolSense select models only Shutting down turning off the computerPage Using a USB device Connecting a USB deviceManaging and sharing information Type DescriptionConnecting a powered USB device Removing a USB deviceInserting and removing a digital storage card Maintaining your computer Improving performanceHandling drives Replacing a hard drivePage Page Using Disk Cleanup Using HP 3D DriveGuard select models onlyUsing Disk Defragmenter Adding or replacing memory modules Page Cleaning your computer Updating programs and driversTraveling with or shipping your computer Cleaning the display, sides, and coverCleaning the TouchPad and keyboard Page Securing your computer and information Using passwordsComputer risk Security feature Using the fingerprint reader Setting Windows passwordsSetting Setup Utility Bios passwords Password FunctionUsing Internet security software Using HP SimplePass select models onlyUsing antivirus software Using your registered fingerprint to log on to WindowsInstalling software updates Securing your wireless networkUsing firewall software Installing critical security updatesUsing an optional security cable lock Backing up your software applications and informationUsing Setup Utility Bios and System Diagnostics Starting Setup Utility BiosUpdating the Bios Determining the Bios versionUsing System Diagnostics Downloading a Bios updatePage Backing up, restoring, and recovering Creating recovery media and backupsCreating HP Recovery media Restore and recovery Using Windows Refresh for quick and easy recoveryRemove everything and reinstall Windows Click SettingsRecovering using HP Recovery Manager What you need to knowChanging the computer boot order Removing the HP Recovery partitionUsing HP Recovery media to recover Specifications Input powerInput power Rating Operating environmentTo 3,048 m To 12,192 mElectrostatic Discharge Bios IndexWlan