2004 GMC Yukon Owner's Manual - Page 292

DVD Messages The following errors may be displayed on the video screen: Disc Format Error: This message will be displayed if a disc is inserted upside down, if the disc is not readable, or if the format is not compatible with the DVD player. Load/Eject Error: This message will be displayed if the disc is not properly loaded or ejected. Disc Play Error: This message will be displayed if the DVD player cannot play the disc. Scratched or damaged discs will cause this error. Region Code Error: This message will be displayed if the region code of the DVD is not compatible with the region code of the DVD player. No Disc: This message will be displayed if any of the buttons on the DVD faceplate or remote control are pressed and no disc is present in the DVD player. DVD Distortion There may be an experience with audio distortion in the wireless headphones when operating cellular phones, scanners, CB radios, Global Positioning Systems (GPS)*, two-way radios, mobile fax, or walkie talkies. It may be necessary to turn off the DVD player when operating one of these devices in or near the vehicle. * Excludes the OnStar® System. Cleaning the Video Screen Pour some isopropyl or rubbing alcohol on a clean cloth and gently wipe the video screen. Do not spray directly onto the screen and do not press too hard or too long on the video screen. 3-134