HP M6 1045DX B5S08UAR#ABA manual Resolving a low battery level, Troubleshooting an AC adapter

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Resolving a low battery level

Resolving a low battery level when external power is available

Connect an AC adapter.

Connect an optional docking or expansion device.

Connect an optional power adapter purchased as an accessory from HP.

Resolving a low battery level when no power source is available

Initiate Hibernation.

Save your work and shut down the computer.

Resolving a low battery level when the computer cannot exit Hibernation

When the computer lacks sufficient power to exit Hibernation, follow these steps:

1.Replace the discharged user-replaceable battery with a charged battery, or connect the AC adapter to the computer and to external power.

2.Exit Hibernation by pressing the power button.

Troubleshooting an AC adapter

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.

To test the AC adapter:

1.Shut down the computer.

2.Remove the battery from the computer.

3.Connect the AC adapter to the computer, and then plug it into an AC outlet.

4.Turn on the computer.

If the power lights turn on, the AC adapter is working properly.

If the power lights remain off, check the connection from the AC adapter to the computer and the connection from the AC adapter to the AC outlet to make sure the connections are secure.

If the connections are secure and the power lights remain off, the AC adapter is not functioning and should be replaced.

Contact support for information about obtaining a replacement AC power adapter.

86 Chapter 13 Troubleshooting and support

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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 Best practicesFun things to do Resource Contents More HP resourcesGetting to know your computer Finding your hardware and software informationFront Component DescriptionUsing Sleep or Hibernation on Right sideGetting to know your computer See Using a USB device on Left sideDisplay Communication and Chat CyberLink YouCamTop TouchPadLights Sleep or Hibernation onTop Or see Managing power on Buttons, speakers, and fingerprint readerKeys Beats Audio Control PanelBottom For use in the computer by the governmental agency that Labels ComponentConnecting to a network Connecting to a wireless networkUsing the wireless controls Using the wireless buttonUsing a Wlan Using HP Connection Manager select models onlyUsing operating system controls Using an Internet service providerConnecting to a wireless network Setting up a Wlan Configuring a wireless routerProtecting your Wlan Using Bluetooth wireless devices Connecting to a WlanConnecting to a local area network LAN Enjoying entertainment features Multimedia FeaturesSelect Start Control Panel Hardware Sound Beats Audio Control PanelUsing the webcam Using audioUsing video Checking the soundEnabling and Disabling Beats Audio IconDefinitionConnecting a VGA monitor or projector Connecting an Hdmi TV or monitorConfiguring audio settings with Hdmi TV Managing your audio and video files Using the keyboard and pointing devices Using ALT GR key combinations Using the action keys Icon Key DescriptionMutes or restores speaker sound Turns the wireless feature on or offUsing the hot keys Function Hot key DescriptionSelect Start Control Panel Hardware and Sound Beats Audio Control PanelUsing the keypad Using the integrated numeric keypadUsing the TouchPad Turning the TouchPad off or onNavigating SelectingUsing TouchPad gestures Select Start Control Panel Hardware and SoundScrolling Pinching/ZoomingRotating FlickingManaging power Using Sleep or HibernationSetting password protection on wakeup Initiating and exiting SleepInitiating and exiting Hibernation Using the power meter Selecting a power planRunning on battery power Removing a user-replaceable batteryFinding battery information Conserving battery powerIdentifying low battery levels Storing a user-replaceable batteryRunning on external power Disposing of a user-replaceable batteryReplacing a user-replaceable battery HP CoolSense Shutting down the computerPage Using a USB device Managing and sharing informationType Description Connecting a USB device Connecting a powered USB deviceRemoving a USB device Inserting and removing a digital storage card Using optical drives Inserting an optical disc Removing an optical discSharing drives on the network Maintaining your computer Improving performanceHandling drives Replacing a hard drive Using HP 3D DriveGuard select models only Using Disk DefragmenterUsing Disk Cleanup Adding or replacing memory modulesPage Page Cleaning your computer Cleaning the display, sides, and coverCleaning the TouchPad and keyboard Updating programs and driversTraveling with or shipping your computer Computer risk Security feature Securing your computer and informationLocating your security software Using passwords Setting Windows passwordsPassword Function Using the fingerprint reader Setting Setup Utility Bios passwordsUsing Internet security software Using HP SimplePassUsing your registered fingerprint to log on to Windows Registering fingerprintsInstalling software updates Using antivirus softwareUsing firewall software Installing Windows security updatesSecuring your wireless network Using an optional security cable lockBacking up your software applications and information Using Setup Utility Bios and System Diagnostics Starting Setup Utility BiosUpdating the Bios Determining the Bios versionDownloading a Bios update Select Start Help and Support MaintainUsing System Diagnostics Backing up, restoring, and recovering Creating backupsCreating recovery media to recover the original system What you need to knowCreating system restore points Creating a system restore pointTips for a successful backup Backing up system and personal informationCreating a backup using Windows Backup and Restore Restore and recovery Restoring to a previous system restore pointRecovering the original system using HP Recovery Manager Restoring specific files using Windows Backup and RestoreRecovering using HP Recovery partition select models only Recovering using the recovery mediaChanging the computer boot order Specifications Input powerInput power Rating Operating environment Troubleshooting and support Troubleshooting Disc drive problemsWireless connection problems Cannot connect to a Wlan Cannot connect to a preferred networkCurrent network security codes are unavailable Cannot connect to the wireless router Wlan connection is very weakAudio problems Power management problemsNetwork status icon is not displayed Resolving a low battery level Troubleshooting an AC adapterContacting support Electrostatic Discharge Bios IndexHdmi