Troubleshooting | HP dv4-2160us instruction

Troubleshooting

Try the following solutions if your remote control does not function properly:

●Be sure that you have a clear line of sight from the remote control to the infrared port on the computer or optional docking device.

●Be sure that you are within range of the infrared port on the computer or optional docking device.

●Be sure that the battery is properly installed and has a charge. Replace the battery if necessary.

●Be sure that you are using the remote control with a supported computer or optional docking device.

Troubleshooting 69

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HP dv4-2160us manual Troubleshooting

Contents

Page Product notice Safety warning notice Iv Safety warning notice Table of contents Pointing devices and keyboard Multimedia HP Media Remote Control Select Models Only Drives External media cards 149 Xii Using HP QuickWeb select models only Disabling and enabling HP QuickWeb Starting HP QuickWeb Identifying hardware Features Components Top componentsTouchPad Components Lights Features Buttons, speakers, and fingerprint reader Panel System and Security Power Options Fn key Keys Display Rear component Front components Right-side components Left-side components Bottom components Wireless antennas Additional hardware components Labels Using wireless devices Wireless, local area network, and modem Using the wireless controls Identifying wireless and network status icons Using HP Wireless Assistant Using the wireless button Using operating system controls Using HP Connection Manager select models only Setting up a Wlan Using a Wlan Protecting your Wlan Use a wireless transmitter with built-in security Roaming to another network Connecting to a Wlan Using HP Mobile Broadband select models only Inserting a SIM Removing a SIM Bluetooth and Internet Connection Sharing ICS Using Bluetooth wireless devices select models only Cannot connect to a Wlan Troubleshooting wireless connection problems Cannot connect to a preferred network Network icon is not displayedCurrent network security codes are unavailable Wlan connection is very weak Cannot connect to the wireless router Connecting a modem cable Using the modem select models only Connecting a country-specific modem cable adapter Selecting a location settingViewing the current location selection Select Start Devices and Printers Adding new locations when traveling Check the telephone line type Solving travel connection problems Connecting to a local area network Pointing devices and keyboard Using the TouchPad Connecting an external mouse Setting TouchPad preferences Function Hotkey Using keyboard hotkeys Opening Help and Support Displaying system information Switching the screen image Opening the Print Options windowOpening a Web browser Initiating QuickLock Initiating SleepDecreasing screen brightness Increasing screen brightness Stopping an audio CD or a DVD Playing, pausing or resuming an audio CD or a DVDPlaying previous track or section of an audio CD or a DVD Playing next track or section of an audio CD or a DVD Num lk key Using keypads Using an optional external numeric keypad Using the embedded numeric keypadSwitching key functions on the embedded numeric keypad Enabling and disabling the embedded numeric keypad Cleaning the TouchPad and keyboard Multimedia Multimedia features Environmental Notices Identifying your multimedia components Using the MediaSmart button select models only Adjusting the volume Using the media activity hotkeys Using other preinstalled multimedia software Using HP MediaSmart softwareInstalling multimedia software from a disc Multimedia software Connecting external audio devices AudioChecking your audio functions Video Connecting an external monitor or projector Connecting an Hdmi device Configuring audio for Hdmi Watching TV select models only Webcam Troubleshooting Computer does not detect the optical drive Disc does not play automatically Disc does not play DVD movie is not visible on an external display DVD movie stops, skips, or plays erratically Remove any discs from the optical drive Obtaining the latest Windows device drivers Obtaining the latest HP device drivers Component functions HP Mobile Remote Control Select Models Only Button Function Button quick reference Enter key on the computer keyboard Mute Press the button to mute speaker volume Inserting or replacing the battery Troubleshooting HP Media Remote Control Select Models Only Button quick reference ButtonFunction For some multimedia software HP Media Remote Control Select Models Only Inserting or replacing the battery Troubleshooting Setting power options Power managementUsing power-saving states Initiating and exiting Sleep Initiating and exiting Hibernation Using the battery meter Setting password protection on wakeup Using power plansViewing the current power plan Selecting a different power plan Switching between graphics modes select models only Using external AC power Connecting the AC adapter Testing an AC adapter Using battery power Finding battery information in Help and SupportUsing Battery Check Inserting or removing the battery Displaying the remaining battery charge Charging a battery Maximizing battery discharge time Managing low battery levelsIdentifying low battery levels Resolving a low battery level Calibrating a battery Fully charge the batteryDisable Hibernation and Sleep Discharge the battery Fully recharge the batteryReenable Hibernation and Sleep Storing a battery Conserving battery powerDisposing of a used battery Replacing the battery Click Shut down Shutting down the computer Handling drives Drives Optical drive Identifying the installed optical drive DVD±RW/R Using optical discs CD-R discs Selecting the right discCD-RW discs DVD±R discs Playing a CD, DVD, or BD LightScribe DVD+R discsBlu-ray Disc Changing DVD region settings Configuring AutoPlay Copying a CD or DVD Observing the copyright warning Creating burning a CD or DVD Removing an optical disc CD, DVD, or BD Using external drives Using Disk Defragmenter Using Disk CleanupImproving hard drive performance Identifying HP ProtectSmart Hard Drive Protection status Using HP ProtectSmart Hard Drive Protection software Replacing the hard drive Page Page Tighten the hard drive cover screws Replacing the hard drive Replacing a drive in the SmartBay Page Using a USB device Connecting a USB deviceExternal devices Removing a USB device Connecting an eSATA device Using an eSATA device Removing an eSATA device Using the expansion port Using Digital Media Slot cards External media cardsInserting a digital card Removing a digital card Using ExpressCards Configuring an ExpressCardInserting an ExpressCard Page Removing an ExpressCard Memory modules Page Page Page Protecting the computer Security Setting passwords in Windows Using passwords Administrator password Setting passwords in Setup Utility Entering an administrator password Power-on password Using firewall software Using antivirus software Installing an optional security cable Installing critical security updates Locating the fingerprint reader Using the fingerprint reader select models only Registering fingerprints Using your registered fingerprint to log on to Windows Starting Setup Utility Setup Utility Bios Using Setup Utility Changing the language of Setup UtilityNavigating and selecting in Setup Utility Restoring default settings in Setup Utility Exiting Setup Utility Setup Utility menusMain menu Security menu Diagnostics menu System Configuration menu Software updates Determining the Bios version Updating the Bios Downloading a Bios update Updating programs and drivers Backup and recovery Creating recovery discs Backing up your information Select Start All Programs Maintenance Backup and Restore Using Windows Backup and Restore When to create restore points Using system restore pointsCreate a system restore point Restore to a previous date and time Recovering from the recovery discs Performing a recovery Index Symbols/Numerics DVD Jacks Ssid Wwan