A Dvd Playing In Windows Media Player Produces No Sound Or Display; A Device Driver Must Be Reinstalled; Obtaining The Latest Hp Device Drivers - HP G72-100 - Notebook PC User Manual

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 then 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:
the restart.
6. Reopen Device Manager, if necessary, and then verify that the drivers are once again listed.
7. Try to use your device.
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.

Obtaining the latest HP device drivers

1. Open your Internet browser, go to http://www.hp.com/support, and then select your country or
region.
2. Click the option for software and driver downloads, enter your computer model number in the
search box, and then press enter.
3. Click your specific product from the models listed.
4. Click the Windows 7 operating system.
5. When the list of drivers is displayed, click an updated driver to open a window containing additional
information.
6. Click Install now to install the updated driver.
NOTE:
click Download only to save the file to your computer. When prompted, click Save, and then select
a storage location on your hard drive. After the file is downloaded, navigate to the folder where the
file was stored, and then double-click the file to install.
7. If prompted to do so, restart your computer after the installation is complete, and then verify the
operation of the device.
50 Chapter 4 Multimedia
If you are prompted to restart the computer, save all open files, and then continue with
In some locations you may be able to download the driver and install it later. To do this,