Kenwood DPX304 - Manual (Page 74)

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| DPX504U/ DPX404U/ DPX304
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 51)
• “SubWoofer” of <Audio Control> (page 48) /
“SUBWOOFER SET” of <Audio Control> (page 52) is
not set to ON.
• “SubWoofer”
>
“FC” of <X’Over Setting> (page 56) /
“LPF SUBWOOFER” of <Audio Control> (page 52) is
set to “Through”/ “THROUGH”.
• In the speaker select option, None is selected for
the subwoofer.  <Speaker Setting> (page 54)
!
• Cannot set up the equalizer.
• Cannot set up the Bass Boost.
• Cannot set up the Highway sound.
• Cannot set up the Supreme.
• Cannot set up the Position control.
▲ • The Dual zone function is enabled.  <Dual Zone
System> (page 51)
• The DSP function is disabled.  “DSP Set” of <Audio
Control> (page 48)
• In the speaker select option, None is selected for
the rear speakers.  <Speaker Setting> (page 54)
!
• 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 51)
!
Cannot set up Display.
▲ <Demonstration mode Setting> (page 45) is not
turned off.
!
Cannot switch to USB/iPod source.
▲ The Dual zone function is set to USB/iPod.  <Dual
Zone System> (page 51)
!
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 36) .
?
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.
 Connect the Antenna control wire to the power
terminal for the booster amplifier of the film-type
or short pole type antenna
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 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 discs> (page 4) .
✔ The recording condition is bad.
 Record the media again or use another media.