Troubleshooting GuideEnglish|25Some functions of this unit may be disabled bysome settings made on this unit.!Cannot switch to Aux source.▲AUX is not turned on.☞Setting> (page 20)!Cannot display the user of System Q.▲What might seem to be a malfunction in your unitmay just be the result of slight misoperation ormiswiring. Before calling service, first check thefollowing table for possible problems.General?The Touch Sensor Tone doesn’t sound.✔The preout jack is being used.☞The Touch Sensor Tone can’t be output from thepreout jack.Tuner source?Radio reception is poor.✔The car antenna is not extended.☞Pull the antenna out all the way.✔The antenna control wire is not connected.☞Connect the wire correctly, referring to thesection on (page 22).Disc source?The specified disc does not play, but another oneplays instead.✔The specified CD is quite dirty.☞Clean the CD.✔The disc is severely scratched.☞Try another disc instead.The messages shown below display yoursystems condition.TOC ERR:The CD is quite dirty. The CD is upside-down.The CD is scratched a lot.E-99:The unit is malfunctioning for some reason.➪Press the reset button on the unit. If the"E-99" code does not disappear, consultyour nearest service center.IN (Blink):The CD player section is not operatingproperly.➪Reinsert the CD. If the CD cannot beejected or the display continues to flasheven when the CD has been properlyreinserted, please switch off the powerand consult your nearest service center.PROTECT:The speaker wire has a short-circuit ortouches the chassis of the vehicle, and thenthe protection function is activated.➪Wire or insulate the speaker cableproperly and press the reset button. Ifthe "PROTECT" code does not disappear,consult your nearest service center.DEMO:The Demonstration mode has been selected.➪The (page20) is ON. Turn it OFF.