Testing an AC adapter | HP 14' B8V06UT#ABA guide

Testing 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:

NOTE: The following instructions apply to computers with user-replaceable batteries.

1.Shut down the computer.

2.Remove the battery on 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, the AC adapter is not functioning and should be replaced. Contact support for information on obtaining a replacement AC power adapter.

Setting power options 49

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HP 14' B8V06UT#ABA manual Testing an AC adapter

Contents

User Guide Product notice Safety warning notice Iv Safety warning notice Table of contents VGA Power management Protecting the computer Viii Maintenance 102 Welcome Resources For information about Finding information Then select Warranty and services TouchPad Getting to know your computerTop Lights Buttons and fingerprint reader select models only Settings , and then select Power Options Esc key Keys Front Right Regulatory, Safety, and Environmental Notices . To access Regulatory, Safety, and Environmental Notices. To access Left Rear Display Display Wwan antennas 2* select models only From the Start screen, type h, and then select Help Bottom Bottom Using the wireless button Connecting to a networkConnecting to a wireless network Using the wireless controls Using an Internet service provider Using a WlanUsing operating system controls Protecting your Wlan Setting up a WlanConfiguring a wireless router Connecting to a Wlan Using HP Mobile Broadband select models only Inserting and removing a SIM Remove the battery see Inserting or removing the battery on Connecting to a local area network LAN Connecting to a wired networkUsing GPS select models only Using Bluetooth wireless devices Connecting a modem cable Using a modem Connecting a country- or region-specific modem cable adapter Using the TouchPad Using pointing devicesSetting pointing device preferences Using the pointing stick Turning the TouchPad off and on Using TouchPad gestures Tapping Pinching/zooming Finger click select models only Edge swipes select models only Top-edge swipe Right-edge swipe Left-edge swipe Using the keyboardUsing Microsoft Windows 8 shortcut keys Shortcut Key Description Identifying the hot keys Using the embedded numeric keypad Using keypads Turning the embedded numeric keypad on and off Using an optional external numeric keypad Audio Using the media activity controlsMultimedia Checking audio functions on the computer Adjusting the volumeWebcam select models only VGA Hdmi Video DisplayPort select models only Intel Wireless Display select models only Shutting down the computer Power management Intel Rapid Start Technology select models only Setting power optionsUsing power-saving states Enabling and exiting user-initiated Hibernation Initiating and exiting Sleep Using the power meter and power settings Using battery powerSetting password protection on wakeup Maximizing battery discharge time Finding additional battery informationUsing Battery Check Displaying the remaining battery charge Identifying low battery levels Inserting or removing the battery Replacing a user-replaceable battery select models only Conserving battery powerStoring a user-replaceable battery select models only Disposing of a user-replaceable battery select models only Using external AC power Testing an AC adapter Removing a digital card Using Media Card Reader cards select models onlyExternal cards and devices Inserting a digital card Configuring an ExpressCard Using ExpressCards select models only Inserting an ExpressCard Removing an ExpressCard Using smart cards select models only Removing a smart card Using a USB deviceInserting a smart card Removing a USB device Using 1394 devices select models onlyConnecting a USB device Removing a 1394 device Using an eSATA device select models onlyConnecting a 1394 device Removing an eSATA device Using optional external devicesConnecting an eSATA device Using the docking connector select models only Using optional external drives Handling drives Using hard drivesDrives Intel Smart Response Technology select models only Removing or replacing the service door Removing the service door Replacing or upgrading the hard drive Replacing the service door Removing the hard drive Page Installing a hard drive Replacing a hard drive Replacing a drive in the upgrade bayPage Replacing an optical drive Page Improving hard drive performance Using Disk Defragmenter Identifying HP 3D DriveGuard status Using HP 3D DriveGuard select models onlyUsing Disk Cleanup Using HP 3D DriveGuard software Using optical drives select models onlyManaging power with a parked hard drive Tray-load Identifying the installed optical driveInserting an optical disc Removing an optical disc When the disc tray opens normally When the disc tray fails to open normally Sharing optical drives Using RAID select models only Protecting the computer Security Setting passwords in Windows Using passwords Managing a Bios administrator password Setting passwords in Computer Setup Changing a Bios administrator password Setting a DriveLock password Managing a Computer Setup DriveLock passwordEntering a Bios administrator password Changing a DriveLock password Entering a DriveLock password Removing DriveLock protection Using Computer Setup Automatic DriveLockEntering an Automatic DriveLock password Removing Automatic DriveLock protection Using antivirus softwareUsing firewall software Installing an optional security cable Installing critical security updatesUsing HP ProtectTools Security Manager select models only Locating the fingerprint reader Using the fingerprint reader select models only Adding or replacing memory modules MaintenancePage Cleaning products Cleaning your computer Cleaning the TouchPad and keyboard Cleaning proceduresCleaning the display Cleaning the sides and cover Using SoftPaq Download Manager Backing up your information Backup and recovery Using the Windows recovery tools Performing a system recovery Using f11 recovery tools Using Windows Refresh for quick and easy recovery Using Windows 8 operating system media purchased separately Using HP Software Setup Remove everything and reinstall Windows Navigating and selecting in Computer Setup Computer Setup Bios and Advanced System DiagnosticsUsing Computer Setup Starting Computer Setup Restoring factory settings in Computer Setup Downloading a Bios update Updating the BiosDetermining the Bios version Page Using Advanced System Diagnostics Contacting support Support Component Labels Operating environment SpecificationsInput power Traveling with the computer Computer is unable to start up TroubleshootingTroubleshooting resources Resolving issues Computer is unusually warm Computer screen is blankSoftware is functioning abnormally Computer is on but not responding Optical disc tray does not open for removal of a CD or DVD Wireless network connection is not workingAn external device is not working Page Movie is not visible on an external display Computer does not detect the optical driveDisc does not play Page Electrostatic discharge Index Symbols/Numerics Wlan SIM DVD