This article is about possible issues when playing a movie from a DVD-Video disc.

• The DVD-Video disc could be dirty. Clean it with a soft cloth.
• The DVD drive may need to be repaired or replaced. If you have a PowerBook, try a different DVD drive if one is available. If not, take your computer to an Apple Authorized Service Provider for further troubleshooting.

• If you have a PowerBook G3 Series computer, see article 24865: " PowerBook G3 Series: 'Apple DVD Player Cannot Open...' Error "
• If you have installed Mac OS 9.0.4, you may also need to install Apple DVD Player 2.2. See article 20125: " Mac OS 9.0.4: Requires Apple DVD Player 2.2. "
• Use Apple System Profiler to verify that the computer has DVD capabilities.
• Make AppleTalk inactive in the AppleTalk control panel.
• Clean the DVD-Video disc.
• Make sure the Apple DVD Player application and the Apple CD/DVD Driver software is installed correctly and is active.
• If you have installed QuickTime 4 using the Basic Install option, which is the default, open the QuickTime installer and select the "QuickTime Authoring" option instead of the Basic option.
• Take your computer to an Apple Authorized Service Provider for service.

• Open the Monitors and Sound or Monitors control panel, and select Millions of colors. Select an 800 x 600 resolution. If your computer is connected to an external monitor, select a 720 x 480 resolution.
• Choose normal size as opposed to full screen for the best quality image.
• Select best for video when playing the movie on an S-video device like a television.

• If the sound does not synchronize with the video on a Power Mac G4 or iMac DV, see article 60718: " Apple DVD Player: How to Improve Movie Playback From DVD Discs. "
  

1. Open the Sound or Monitors and Sound control panel
2. Make sure Line In audio is not selected.

1. Change the sound setting while playing the movie by clicking the audio button on the DVD controller.
2. Access the DVD-Video disc as an ISO 9660 disc by pressing the Command-Option-i keys simultaneously while inserting the disc.
3. If you're using external speakers, check their connection. Try different external speakers, or use the internal speaker(s).
4. On a PowerBook G3 Series (Bronze keyboard) computer, make sure Zoomed Video is selected in the Sound Strip portion of the control strip.
5. Take your computer to an Apple Authorized Service Provider for service, especially if you don't hear sound from other applications.

1. Check to see if the Viewer Window is Hidden (using the Hide/Show Viewer option from the Window menu)
2. Verify that the application is not hidden (using the option from the Application Menu)
3. Make sure you are using the pirmary Apple display card as the boot monitor and that the location of the menu bar is on the primary display.
4. Make sure the DVD player is being presented on the factory installed Apple display card with the primary monitor attached to this card.

• Press Return for a few seconds. If the video has not started, press the Space bar.

• Use the arrow keys to select a menu item, then press Return to choose it.

• Make sure Video Mirroring is turned off when connected to a television.

1. Put your computer to sleep.
2. Disconnect the external monitor.
3. Wake up the computer.

• Many features of the DVD-Video disc, including the ability to play the movie, are available when using the Apple DVD Player application. Only features that require additional software to be installed are not available. For the most part, those features are likely to have software written for a Windows environment. It is possible the movie was not mastered in the standard format for DVD-Video (UDF). You may have to access the disc as an ISO 9660 disc. If you insert the DVD-Video disc and it doesn't contain any files, then it was not mastered in the standard format for DVD-Video discs.
  1. Eject the DVD-Video disc.
  2. Access the disc as an ISO 9660 disc by pressing the Command-Option-i keys simultaneously while inserting the disc. It may take a few minutes for the disc to be available on the desktop. For more information on this issue, see article 25000: " Apple DVD Player: "Disc May Be Dirty or Scratched" Error Message. "

• It takes a moment for the movie to load. The system software is accessing necessary information to decode the movie. This behavior is completely normal and is not indicative of any hardware or software issues.