HP CQ32 manual Remove any discs from the optical drive

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A DVD playing in Windows Media Player produces no sound or display

Use CyberLink PowerDVD to play a DVD. CyberLink PowerDVD is installed on the computer, and is also available from the HP Web site at http://www.hp.com.

A device driver must be reinstalled

1.Remove any discs from the optical drive.

2.Select Start > Control Panel > System and Security. Then in the System area, click Device Manager.

3.In the Device Manager window, click the arrow next to the type of driver you want to uninstall and then reinstall (for example, DVD/CD-ROMs, Modems, and so on).

4.Right-click the device listing and click Uninstall. When prompted, confirm that you want to delete the device, but do not restart the computer. Repeat for any other drivers you want to delete.

5.In the Device Manager window, click Action, and then click Scan for hardware changes. Windows scans your system for installed hardware and installs default drivers for any devices requiring drivers.

NOTE: If you are prompted to restart the computer, save all open files, and then continue with the restart.

6.Reopen Device Manager, if necessary, and then verify that the drivers are once again listed.

7.Try running your program again.

If uninstalling and reinstalling the device drivers does not correct the problem, you may need to update your drivers using the procedures in the following sections.

58 Chapter 4 Multimedia

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Contents Compaq Presario Notebook PC Product notice Safety warning notice Iv Safety warning notice Table of contents Pointing devices and keyboard Power management Drives 101 111 Features Identifying hardwareTouchPad ComponentsTop components Lights Button and speakers Keys Fn keyDisplay Front component Right-side components Left-side components Rear component Bottom components Wireless antennas Additional hardware components Labels Using wireless devices NetworkingUsing the wireless action key Identifying wireless and network status iconsUsing the wireless controls Using HP Wireless Assistant Using operating system controlsUsing a Wlan Setting up a WlanUse a wireless transmitter with built-in security Protecting your WlanConnecting to a Wlan Roaming to another networkUsing Bluetooth wireless devices select models only Bluetooth and Internet Connection Sharing ICSTroubleshooting wireless connection problems Cannot connect to a WlanCurrent network security codes are unavailable Cannot connect to a preferred wireless networkNetwork icon is not displayed Cannot connect to the wireless router Wlan connection is very weakConnecting to a local area network Using pointing devices Setting pointing device preferencesUsing the TouchPad Pointing devices and keyboardSelecting Using TouchPad gestures ScrollingConnecting an external mouse RotatingUsing the keyboard Using the action keysUsing the hotkeys Icon Function Hotkey DescriptionPage Cleaning the TouchPad and keyboard Multimedia features MultimediaIdentifying your multimedia components Environmental NoticesAdjusting the volume Using the media activity action keys Using CyberLink PowerDVD software Using other preinstalled multimedia softwareInstalling multimedia software from a disc Multimedia softwareChecking your audio functions Connecting external audio devicesAudio Connecting an external monitor or projector VideoConnecting an Hdmi device select models only Configuring audio for Hdmi select models only Identifying the installed optical drive Optical driveUsing optical discs DVD±RW/RSelecting the right disc CD-R discsCD-RW discs DVD±R discsBlu-ray Disc Playing a CD, DVD, or BDLightScribe DVD+R discs Page Configuring AutoPlay Changing DVD region settingsObserving the copyright warning Copying a CD or DVDCreating burning a CD or DVD Removing an optical disc CD, DVD, or BD Webcam select models only Webcam tipsAdjusting webcam properties Troubleshooting Computer does not detect the optical drive Disc does not play Disc does not play automaticallyMovie stops, skips, or plays erratically Movie is not visible on an external displayRemove any discs from the optical drive Obtaining the latest HP device drivers Obtaining the latest Windows device driversPower management Setting power optionsUsing power-saving states Initiating and exiting SleepInitiating and exiting Hibernation Using the battery meterUsing power plans Customizing power plans Viewing the current power planSelecting a different power plan Using external AC power Connecting the AC adapterUsing battery power Testing an AC adapterDisplaying the remaining battery charge Finding battery information in Help and SupportUsing Battery Check Inserting or removing the batteryCharging a battery Identifying low battery levels Maximizing battery discharge timeManaging low battery levels Fully charge the battery Calibrating a batteryResolving a low battery level Disable Hibernation and Sleep Discharge the batteryConserving battery power Storing a batteryFully recharge the battery Reenable Hibernation and SleepShutting down the computer Disposing of a used batteryReplacing the battery Page Handling drives Identifying installed drivesDrives Using external drives Page Improving hard drive performance Using Disk DefragmenterUsing Disk Cleanup Replacing the hard drive Page Page Page External devices and external media cards Using a USB deviceConnecting a USB device Removing a USB device Using Digital Media Slot cards Inserting a digital cardRemoving a digital card Memory modules Page Page Page Protecting the computer Using passwordsSecurity Setting passwords in Windows Setting passwords in Setup UtilityAdministrator password Power-on passwordManaging a power-on password Using antivirus software Using firewall software Installing critical updates Setup Utility Bios Starting Setup UtilityNavigating and selecting in Setup Utility Using Setup UtilityChanging the language of Setup Utility Restoring default settings in Setup Utility Displaying system informationSetup Utility menus Exiting Setup UtilityMain menu Security menuSystem Configuration menu Diagnostics menuSoftware updates Updating the Bios Determining the Bios versionDownloading a Bios update Updating programs and drivers Backup and recovery Creating recovery discs Backing up your information Using Windows Backup and Restore Using system restore points When to create restore pointsCreate a system restore point Restore to a previous date and timePerforming a recovery Recovering from the recovery discsSymbols/Numerics IndexDVD Hdmi

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