Maintenance 31DX-19LD150A11/DX-22LD150A113 Press or to highlight Settings, then press . The Settingsmenu opens.4 Press or to select an option, then press or to select theoption you prefer.5 Press MENU to close the on-screen menu.MaintenanceCleaning• Before cleaning the screen, unplug your TV/DVD combo from thepower outlet.• Clean your TV/DVD combo with a soft, dry cloth. If surfaces areextremely dirty, use a soft cloth dampened with a weakdetergent solution.• Use an eyeglass cleaner to clean the screen. Never use alcohol,paint thinner, or benzine.• Before using a chemically treated cloth, read the instructions thatcame with the cloth.• Do not spray insecticide liquid near your TV/DVD combo. Suchchemicals may cause damage and discoloration to the exposedsurfaces.Care and handling of discsHandling discsDo not touch the playback side of the disc. Hold the disc by the edges sothat fingerprints do not get on the surface. Never stick paper or tape onthe disc.Storing discsAfter playing, store the disc in its case. Do not expose the disc to directsunlight or sources of heat and never leave it in a parked car exposed todirect sunlight.Cleaning discsFingerprints and dust on the disc can cause poor picture quality andsound distortion. Before playing, clean the disc with a clean cloth. Wipethe disc from the center out.Do not use strong solvents such as alcohol, benzine, thinner,commercially available cleaners, or anti-static spray intended for oldervinyl records.Note: Never operate your TV/DVD combo immediately after moving itfrom a cold location to a warm location. Leave it for two or three hourswithout operating it. If you use your TV/DVD combo in such asituation, it may damage discs or internal parts.ServicingDo not try to repair your TV/DVD combo yourself. There are nouser-serviceable parts inside. Turn off your TV/DVD combo, unplug thepower cord, then contact an authorized service center.TroubleshootingWarning: Do not try to repair your TV/DVD combo yourself. Contactauthorized service personnel.Video and audioProblem SolutionNo picture or sound(the screen is not lit) • Make sure that the power cord is pluggedinto a power outlet.• Press (power) on your TV/DVD combo orthe remote control.• Try another channel. The problem could bewith the TV station.• Press INPUT to change inputs.Dark, poor, or nopicture (the screen islit), but sound isgood• Adjust the brightness. For moreinformation, see “Adjusting the picture” onpage 14.• Make sure that the antenna or cable TV isconnected correctly. For more information,see “Connecting an antenna, cable TV, orsatellite TV box” on page 9.No color, picture isdark, or color is notcorrect• Adjust the color saturation. For moreinformation, see “Adjusting the picture” onpage 14.Only noise (snow)appears on thescreen• Make sure that the antenna or cable TV isconnected correctly. For more information,see “Connecting an antenna, cable TV, orsatellite TV box” on page 9.• Try another channel. The problem could bewith the TV station.Picture has dottedlines or stripes• Adjust the antenna.• Move your TV/DVD combo away from noisesources, such as cars, neon signs, or hairdryers.Picture has doubleimages• Use a highly directional outdoor antenna orchange to cable or satellite TV.