HP ZBook 14 Mobile An external device is not working, Wireless network connection is not working

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An external device is not working

Follow these suggestions if an external device does not function as expected:

●Turn on the device according to the manufacturer's instructions.

●Be sure that all device connections are secure.

●Be sure that the device is receiving electrical power.

●Be sure that the device, especially if it is older, is compatible with the operating system.

●Be sure that the correct drivers are installed and updated.

The wireless network connection is not working

If a wireless network connection is not working as expected, follow these suggestions:

●To enable or disable a wireless or wired network device, right-click the Network Connection icon on the Windows desktop in the notification area, at the far right of the taskbar. To enable devices, select the check box from the menu option. To disable the device, clear the check box.

●Be sure that the wireless device is turned on.

●Be sure that the computer wireless antennas are free from obstructions.

●Be sure that the cable or DSL modem and its power cord are properly connected and that the lights are on.

●Be sure that the wireless router or access point is properly connected to its power adapter and to the cable or DSL modem, and that the lights are on.

●Disconnect and then reconnect all cables, and turn the power off and then back on.

A disc does not play

●Save your work and close all open programs before playing a CD or a DVD.

●Log off the Internet before playing a CD or a DVD.

●Be sure that you insert the disc properly.

●Be sure that the disc is clean. If necessary, clean the disc with filtered water and a lint-free cloth. Wipe from the center of the disc to the outer edge.

●Check the disc for scratches. If you find scratches, treat the disc with an optical disc repair kit available at many electronics stores.

●Disable Sleep mode before playing the disc.

Do not initiate Sleep while playing a disc. Otherwise, you may see a warning message asking if you want to continue. If this message is displayed, click No. After you click No, the computer may behave in either of the following ways:

◦Playback may resume.

– or –

◦The playback window in the multimedia program may close. To return to playing the disc, click the Play button in your multimedia program to restart the disc. In rare cases, you may need to exit the program and then restart it.

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Contents User Guide Product notice Safety warning notice Iv Safety warning notice Table of contents VGA External cards and devices Adding or replacing memory modules Viii Contacting support Labels Input power Operating environment Welcome Resources For information about Finding informationThen select Warranty and services TouchPad Getting to know your computerTop Lights Buttons and fingerprint reader select models only Fn key KeysFront Right Regulatory, Safety, and Environmental Notices . To accessLeft Select the HP Support Assistant app DisplayBottom Computer by the governmental agency SIM slot select models only Connecting to a wireless network Connecting to a networkUsing the wireless controls Using the wireless buttonUsing 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 onlyInserting and removing a SIM Using GPS select models only Connecting to a wired networkUsing Bluetooth wireless devices Connecting to a local area network LANPage Setting pointing device preferences Using pointing devicesUsing the pointing stick select models only Using the TouchPadTurning the TouchPad off and on Using TouchPad GesturesOne-finger slide Scrolling Rotating select models only Right-edge swipe Edge swipes select models onlyLeft-edge swipe Top-edge swipeIdentifying the hot keys Using the keyboardUsing Microsoft Windows 8 shortcut keys Using keypads Using the embedded numeric keypad Turning the embedded numeric keypad on and off Using an optional external numeric keypadConnecting speakers Using the media activity controlsAdjusting the volume MultimediaConnecting a microphone Connecting headphonesWebcam select models only Checking audio functions on the computerDisplayPort VideoIntel Wireless Display select models only Shutting down the computer Power managementUsing power-saving states Setting power optionsIntel Rapid Start Technology Initiating and exiting SleepUsing the power meter and power settings Using battery powerSetting password protection on wakeup Enabling and exiting user-initiated HibernationUsing Battery Check Finding additional battery informationDisplaying the remaining battery charge Maximizing battery discharge timeInserting or removing the battery Managing low battery levelsRemoving a battery Storing a user-replaceable battery Conserving battery powerReplacing a user-replaceable battery select models only Using external AC powerDisposing of a user-replaceable battery select models only Hybrid Graphics select models only Testing an AC adapterUsing Hybrid Graphics select models only External cards and devices Using memory card readersInserting a memory card Removing a memory cardInserting a smart card Using smart cards select models onlyRemoving a smart card Using a USB deviceRemoving a USB device Using optional external devicesConnecting a USB device Using optional external drives Handling drives Using hard drivesDrives Replacing the service door Removing or replacing the service doorRemoving the service door Removing the hard drive Replacing or upgrading the hard driveInstalling a hard drive Improving hard drive performance Using Disk DefragmenterUsing Disk Cleanup Identifying HP 3D DriveGuard status Using HP 3D DriveGuardProtecting the computer Using passwordsSecurity Password Function Setting passwords in WindowsManaging a Bios administrator password Setting passwords in Computer SetupEntering a Bios administrator password Managing a Computer Setup DriveLock passwordSetting a DriveLock password Removing DriveLock protection Entering a DriveLock passwordChanging a DriveLock password Removing Automatic DriveLock protection Using Computer Setup Automatic DriveLockEntering an Automatic DriveLock password Installing critical security updates Using antivirus softwareUsing firewall software Using the fingerprint reader select models only Using HP Client Security select models onlyInstalling an optional security cable Locating the fingerprint reader Adding or replacing memory modules MaintenancePage Cleaning your computer Cleaning the display All-in-Ones or Notebooks Cleaning proceduresCleaning the sides or cover Cleaning the TouchPad, keyboard, or mouseUsing SoftPaq Download Manager Backing up your information Backup and recoveryUsing the Windows recovery tools Performing a system recoveryUsing Windows 8 operating system media purchased separately Using f11 recovery toolsRemove everything and reinstall Windows Using Windows Refresh for quick and easy recoveryUsing HP Software Setup Using Computer Setup Computer Setup BIOS, MultiBoot, and System DiagnosticsStarting Computer Setup Navigating and selecting in Computer SetupRestoring factory settings in Computer Setup Downloading a Bios update Updating the BiosDetermining the Bios version Choosing MultiBoot preferences Using MultiBootAbout the boot device order Setting a MultiBoot Express prompt Setting a new boot order in Computer SetupDynamically choosing a boot device using the f9 prompt Entering MultiBoot Express preferences Using System DiagnosticsUsing System Diagnostics Contacting support SupportComponent LabelsSerial number Product number Operating environment SpecificationsInput power Traveling with the computer Troubleshooting resources TroubleshootingResolving issues Computer is unable to start upSoftware is functioning abnormally Computer screen is blankComputer is on but not responding Computer is unusually warmDisc does not play Wireless network connection is not workingAn external device is not working Movie is not visible on an external display Electrostatic discharge Index BiosWlan SIM
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