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Troubleshooting Guide
Some functions of this unit may be disabled by
some settings made on this unit.
!
• Cannot set up the subwoofer.
• No output from the subwoofer.
• Cannot set up the subwoofer position of Manual
position setting.
▲
• The Dual zone function is enabled.
<Dual Zone
System> (page 37)
• In the speaker select option, None is selected for
the subwoofer.
<Speaker Setting> (page 38)
!
Cannot set up the rear speaker.
▲
In the speaker select option, None is selected for the
rear speakers.
<Speaker Setting> (page 38)
!
Cannot set up the tweeter.
▲
In the speaker select option, None is selected for the
tweeter.
<Speaker Setting> (page 38)
!
•Cannot set up the equalizer.
• Cannot set up the Bass Boost.
• Cannot set up the Sound Enhancements.
• Cannot set up the Position control.
▲
• The Dual zone function is enabled.
<Dual Zone
System> (page 37)
• The DSP function is disabled.
“DSP Set” of <Audio
Control> (page 35)
• In the speaker select option, None is selected for
the rear speakers.
<Speaker Setting> (page 38)
!
• 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.
<Dual Zone
System> (page 37)
!
Cannot set up Display.
▲
<Demonstration mode Setting> (page 34) 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.
?
The illumination flashes when the knob or button
is operated.
This is the key illumination effect.
You set this effect in “ILLUMI Effect” of <Display
Setting> (page 27).
?
The key illumination effect brought about in
conjunction with the sound volume is small.
The key illumination effect may be insufficient
depending on the sound volume and sound quality.
Tuner source
?
Radio reception is poor.
The car antenna is not extended.
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 CDs> (page 3).
The disc is loaded in a different slot from that
specified.
Eject the disc magazine and check the number
for the specified 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 CDs> (page 3).
The recording condition is bad.
Record the media again or use another media.
B64-4900-00_00_en.indd 59
11/12/28 12:04
