Video; Display (Monitor) - HP TouchSmart dx9000 Troubleshooting And Maintenance Manual

Video

Symptom
Some video files do not play.
Codec error messages appear
when I play certain video files.
Error message: Files Needed
To Display Video Are Missing
or Corrupt.

Display (Monitor)

Symptom
Screen is blank.
Images on the screen are too
large or too small, or the
images are fuzzy.
Possible solution
Your file may be corrupt or in an unsupported format. Open the video file in a
video editor, and then resave the file in a supported format.
Open the file in Windows Media Player. Ensure Windows Media Player is
configured to automatically download codecs.
If the correct codec is available, the file will play. Note that you must be
connected to the Internet to download the codec file.
If the correct codec is not available, check to see if there is an update
available for Windows Media Player.
For more information, open Windows Media Player Help, and then search the
online Help for codec.
1 Click the Windows Start Button, right-click Computer, and then
select Properties.
2 Under Tasks, click Device Manager.
3 Click the plus sign (+) next to Sound, video and game controllers.
4 Right-click TV tuner (select models only) and then select Update Driver
Software.
5 Select Search automatically for updated driver software.
6 Follow the instructions to update the driver.
7 If prompted, restart the computer.
Possible solution
Press the space bar or move the mouse to make the screen display visible
again.
Press the Sleep button (select models only), or press the Esc key on the
keyboard to resume from sleep mode.
Press the Display On/Off button on the keyboard.
Press the On button to turn on the computer.
Adjust the monitor resolution setting in Windows Vista:
1 Right-click the desktop, and then select Personalize.
2 Click Display Settings.
3 Adjust the Resolution slider as needed.
Troubleshooting Computer Problems
11