CQ-C300U26Problem Possible cause Possible solutionNo playback or discejectedThe disc is inserted upside down. Insert a disc correctly.There is a flaw or foreign material on the disc. Remove the foreign material, or use a flawless disc.Sound skipping ornoiseThere is a flaw or foreign material on the disc. Remove the foreign material, or use a flawless disc.Sound skipping due tovibrationThe unit is not sufficiently secured. Secure the unit to the console box.The unit is tilted at over 30˚ in the front-to-end direction. Make the angle 30˚ or less.Disc unejectableSomething such as a peeled label obstructs the disc coming out. Consult your dealer.The microcontroller in the unit operates abnormally due to noise or other factors. Unplug the power cord and plug it again. In case the unit is still out oforder, consult your dealer.No playback or discejectedThe disc has unplayable formatted data. Refer to the description about MP3/WMA for playable sound data exceptCD-DA (i.e. music CD).The CD-R/RWs thatare playable onother devices are notplayable on this unit.The playability of some CD-R/RWs may depend on the combination of media,recording software and recorder to be used even if these CD-R/RWs are playableon other devices such as a PC. Make CD-R/RWs in different combination of media, recording software andrecorder after referring to the description about MP3/WMA.Sound skipping ornoiseThere is a flaw or foreign material on the disc. Remove the foreign material, or use a flawless disc. For MP3/WMA, referto the description about MP3/WMA.Playing VBR (Variable Bit Rate) files may cause sound skipping. Play Non-VBR files.CDMP3/WMATroubleshooting