Troubleshooting Guide
Some functions of this unit may be disabled by some settings made on this unit.
! • Cannot set up the subwoofer.
• Cannot set up the low pass filter.
• No output from the subwoofer.
▲ • “SUBWOOFER SET” of <Audio Control> (page 32) is not set to On.
• “LPF SUBWOOFER” of <Audio Control> (page 32) is set to “THROUGH”.
• Preout is not set to subwoofer. “SWITCH PREOUT” of <Initial Settings> (page 28).
! Cannot set up Display.
▲ <Demonstration mode Setting> (page 29) is not turned off.
! The number of songs contained in “SONGS” category of this unit is different from that contained in “SONGS” category of iPod.
▲ Podcast files are not counted in this unit as this unit does not support the playback of podcast files.
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 operation check sound (beep sound) does not sound.
The preout jack is being used.
The Touch Sensor Tone cannot be output from the preout jack.
Tuner source
? Radio reception is poor.
The car antenna is not extended.
Connect the Antenna control wire to the power terminal for the booster amplifier of the
Pull the antenna out all the way.
Disc source
? The specified disc does not play, but another one plays instead.
The specified CD is quite dirty.
Clean the CD, referring to the CD cleaning of the section on <Handling discs> (page 4).
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 4).
The recording condition is bad.
Record the media again or use another media.
38 DPX308U