Help? Troubleshooting

Some functions of this unit may be disabled by some 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. <Audio Setup> (page 56)

Preout is set to "Rear". <System Setup> (page 60)

The Dual zone function is enabled. <Zone Control> (page 80)

!Cannot set up the subwoofer phase.

Subwoofer is not set to On. <Audio Setup> (page 56)

Low pass filter is set to Through. <Crossover Network Setup> (page 57)

! • Cannot select the output destination of the subsource in the Dual zone.

• Cannot adjust the volume of the rear speakers.

The Dual zone function is disabled. <Zone Control> (page 80)

! Cannot play audio files.

"CD Read" of <System Setup> (page 60) is set to "2".

!Cannot Folder select.

The Scan play or Random play function is enabled.

!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. <Zone Control> (page 80)

!Cannot watch the source selected as AV-OUT in the rear monitor.

A source control screen is displayed in front. <AV lnterface Setup> (page 62)

"AV-OUT Graphic Output" of <AV Interface Setup> is set to "Black".

What might seem to be a malfunction in your unit may just be the result of slight misoperation or miswiring. Before calling service, first check the following 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 the 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 the

section on <INSTALLATION MANUAL>.

Disc source

?The specified disc does not play, but another one plays instead.

The specified disc is quite dirty.

Clean the disc.

The disc is severely scratched. Try another disc instead.

Audio file source

?The sound skips when an Audio file is being played.

The media is scratched or dirty.

Clean the media, referring to the CD cleaning of the section on <Handling discs> (page 6).

The recording condition is bad.

Record the media again or use another media.

Navigation

?The touch panel control of the navigation system does not work.

Navigation software is not the latest version. Update the navigation software. For how to update the software, refer to the instruction

manual of the navigation unit.

88DDX5034/DDX5034M