A Dvd Or Bd Playing In Windows Media Player Produces No Sound Or Display; A Device Driver Must Be Reinstalled; Obtaining The Latest Hp Device Drivers - HP Pavilion dv3-4100 - Entertainment Notebook PC User Manual

A DVD or BD playing in Windows Media Player produces no sound or
display
Use MediaSmart to play a DVD or BD. MediaSmart is installed on the computer.

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 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:
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 section.

Obtaining the latest HP device drivers

1. Open your Web browser, go to http://www.hp.com/support, and select your country or region.
2. Click the option for software and driver downloads, type your computer model number in the
product box, and then press enter.
– or –
If you want a specific SoftPaq, enter the SoftPaq number (do not put sp in front of the number)
in the Search box, press enter, and follow the instructions provided. Proceed to step 6.
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 without downloading the file.
– or –
Click Download only to save the file to your computer. When prompted, click Save and then
select a storage location on your hard drive.
If you are prompted to restart the computer, save all open files, and then continue with
Troubleshooting 45