45MaintenanceMoisture condensationMoisture may condense on the lens inside theDVD/CD player in the following cases:• After starting the heater in the car.• If it becomes very humid inside the car.Should this occur, the DVD/CD player maymalfunction. In this case, eject the disc andleave the unit turned on for a few hours untilthe moisture evaporates.How to handle discsWhen removing a disc fromits case, press down the centerholder of the case and lift thedisc out, holding it by theedges.• Always hold the disc by the edges. Do nottouch its recording surface.When storing a disc into its case, gently insertthe disc around the center holder (with theprinted surface facing up).• Make sure to store discs into the cases afteruse.To keep discs cleanA dirty disc may not play correctly.If a disc does become dirty, wipe itwith a soft cloth in a straight linefrom center to edge.• Do not use any solvent (for example,conventional record cleaner, spray, thinner,benzine, etc.) to clean discs.To play new discsNew discs may have some roughspots around the inner and outeredges. If such a disc is used, thisunit may reject the disc.To remove these rough spots, rub the edges witha pencil or ball-point pen, etc.Warped discSticker Sticker residueStick-on labelDo not use the following discs:Center holderCharacters shown on the monitorIn addition to the roman alphabet (A – Z, a – z), the followingcharacters will be used to show the various information on themonitor.• You can also use the following characters to assign titles (seepage 36).• To assign the titles to the TV stations, you can only use theroman alphabet (A – Z, a – z) and numbers (0 – 9).Numbers and symbols