88DDX7039Some functions of this unit may be disabled bysome settings made on this unit.!• Cannot set up the subwoofer.• Cannot set up subwoofer phase.• No output from the subwoofer.• Cannot set up the low pass filter.• Cannot set up the high pass filter.▲Subwoofer is not set to On.☞▲The Dual zone function is enabled.☞ (page 80)!Cannot set up the subwoofer phase.▲Subwoofer is not set to On.☞▲Low pass filter is set to Through.☞ (page 61)!• Cannot select the output destination of thesubsource in the Dual zone.• Cannot adjust the volume of the rearspeakers.▲The Dual zone function is disabled.☞ (page 80)!Cannot play audio files.▲"CD Read" of (page 65) is setto "2".!Cannot Folder select.▲The Scan play or Random play function isenabled.!Cannot perform Repeat play.▲The PBC function is enabled.!• Cannot set up the equalizer.• Cannot set up the crossover network.▲The Dual zone function is enabled.☞ (page 80)What might seem to be a malfunction inyour unit may just be the result of slightmisoperation or miswiring. Before callingservice, first check the following table forpossible problems.General?The Touch Sensor Tone doesn’t sound.✔The preout jack is being used.☞The Touch Sensor Tone can’t be output fromthe preout 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 .Disc source?The specified disc does not play, but anotherone plays instead.✔The specified CD is quite dirty.☞Clean the CD.✔The disc is loaded in a different slot from thatspecified.☞Eject the disc magazine and check thenumber for the specified disc.✔The disc is severely scratched.☞Try another disc instead.Audio file source?The sound skips when an Audio file is beingplayed.✔The media is scratched or dirty.☞Clean the media, referring to the CDcleaning of the section on (page 8).✔The recording condition is bad.☞Record the media again or use anothermedia.Help?Troubleshooting
