Kenwood KVT-920DVD Instruction Manual

Also see for KVT-920DVD: Service manual

5Cleaning the disc slotAs dust can accumulate in the disc slot, clean itoccasionally. Your discs can get scratched if you put themin a dusty disc slot.Lens FoggingRight after you turn on the car heater in cold weather, dewor condensation may form on the lens in the disc player ofthe unit. Called lens fogging, discs may be impossible toplay. In such a situation, remove the disc and wait for thecondensation to evaporate. If the unit still does not operatenormally after a whilst, consult your Kenwood dealer.Playing a disc that is dirty, scratched or warpedcan cause the sound to skip and the unit tooperate incorrectly, resulting in worsened soundquality. Take the following precautions to preventyour discs from getting scratched or damaged.Handling discs• Do not touch the recorded side of the disc (i.e., the sideopposite the label) when holding it.• The reflective film on a CD-R or a CD-RW is morefragile than that on an ordinary music CD, and may peeloff if scratched. Fingerprints on a CD-R or CD-RW arealso more likely to cause skipping when the disc isplayed. For these reasons, handle the disc verycarefully. Detailed handling instructions will appear onthe CD-R or CD-RW package: read this informationcarefully before using the disc.• Do not stick tape on either side of the disc.Storing discs• Do not store discs in areas exposed to direct sunlight(such as a car seat or the dashboard) or other hotplaces. A CD-R or CD-RW is more susceptible than amusic CD to damage from high temperatures andhumidity, and in some cases, may become unusable ifleft in the car for long periods of time.• Remove discs from the unit when not listening to themfor a while, and put them back in their cases. Do notpile up discs that are removed from their cases or propthem against something.Cleaning discsIf a disc has become dirty, wipe it off gently using acommercially available cleaning cloth or a soft cotton cloth,starting from the centre of the disc and moving outward.Do not clean discs with conventional record cleaners, anti-static formulas, or chemicals such as paint thinner orbenzene.Checking New discs for BurrsWhen playing a new disc for the first time, check that thereare not any burrs stuck to the perimeter of the disc or in thecentral hole. discs with burrs stuck on them may not loadproperly or may skip whilst playing. Remove burrs using aballpoint pen or a similar utensil.Do Not Load CD Accessories in SlotDo not use commercially available CD accessories that canbe loaded into the CD slot, such as stabilisers, protectivesheets, or CD cleaning discs, since they can cause the unitto malfunction.Removing the discOnly remove the disc from the machine in a horizontaldirection. You may damage the surface of the disc if you trypulling it down as it ejects.Do Not Use Special Shape Discs• Be sure to use round shape Discs only for this unit anddo not use any special shape Discs. Use of specialshape Discs may cause the unit to malfunction.• CD-Rs and CD-RWs which have not undergonefinalization processing cannot be played. (For moreinformation on finalization processing, refer to themanual for your CD-R/CD-RW writing software or CD-R/CD-RW recorder.) Additionally, depending on therecording status, it may prove impossible to play certainDiscs recorded on CD-R or CD-RW.Do Not Use discs with Sticker on the LabelledSideDo not use the disc with the label sticker stuck on it.Using such a disc may cause the disc to be deformed andthe sticker to peel off, resulting in malfunction of the unit.TapeBurrsBurrs