21SYMPTOM CAUSE (AND REMEDY)• Ensure the car power adapter or AC power adapter is connected.• Make sure that the unit is turned on.• Remove any obstacles between the remote and the unit.• Use the remote near the unit.• Point the remote at the remote sensor on the unit.• Replace the battery in the remote with new one.• Make sure plastic sheet has been removed from battery section.• The volume control is located on the side of the unit - please try adjustingthis.• Make sure that you select ON mode.• Make sure the unit is not paused. Press the PLAY button.• Make sure the unit is not in fast-forward or fast-reverse mode. Press thePLAY button.• Make sure the AUDIO/VIDEO input/output connections are correct.• The DTS DVD cannot be decoded to have speaker output.• The unit has overheated. Shut it off for 30 minutes to allow it to cool down.• The region number of the disc doesn't match the region number of this unit.• The DVD is dirty. Gently clean the disc.• The disc is scratched.• Please adjust the LCD's brightness, contrast, color or view mode using theVIDEO MODE button on the remote control.• The plugs and jacks are dirty. Wipe them with a cloth slightly moistened withalcohol.• Clean the disc.• There is no disc inside the unit ("No Disc" appears on the screen).• Insert the disc correctly with the graphics facing up.• Clean the disc.• A non-NTSC disc has been inserted, or the disc region number does not matchthe region number of the unit.• Condensation may have formed inside the unit due to a sudden change intemperature. Wait about an hour for it to clear and try again.No power.The remote controldoes not function.Very little or no soundis coming from a DVD.No picture.The picture is notclear.Loud hum or noise isheard.The disc does not play.Specifications and external appearance are subject to change without notice.Troubleshooting GuideNeed more help?Please visit online help athttp://www.RCAav.com