Kenwood DPX-MP2090U CD Player User Manual


 
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 power does not turn ON.
The fuse has blown.
After checking for short circuits in the wires,
replace the fuse with one with the same
rating.
? There’s a source you can’t switch.
There’s no media inserted.
Set the media you want to listen to. If there’s
no media in this unit, you can’t switch to each
source.
The Disc changer isn’t connected.
Connect the Disc changer. If the Disc changer
isn’t connected to it’s input terminal, You can’t
switch to an external disc source.
? The memory is erased when the ignition is
turned OFF.
The ignition and battery wire are incorrectly
connected.
Connect the wire correctly, referring to the
section on <Connecting Wires to Terminals>
(page 35).
? There’s no loudness effect.
You’re using Subwoofer preout.
Loudness has no effect in Subwoofer preout.
? The TEL mute function does not work.
The TEL mute wire is not connected properly.
Connect the wire correctly, referring to the
section on <Connecting Wires to Terminals>
(page 35).
? The TEL mute function turns ON even though the
TEL mute wire is not connected.
The TEL mute wire is touching a metal part of the
car.
Pull the TEL mute wire away from the metal
part of the car.
? Even if Loudness is turned ON, high-pitched tone
isn’t compensated for.
Tuner source is selected.
High-pitched tone isn’t compensated for when
in Tuner source.
? No sound can be heard, or the volume is low.
The fader or balance settings are set all the way to
one side.
Center the fader and balance settings.
The input/output wires or wiring harness are
connected incorrectly.
Reconnect the input/output wires or the
wiring harness correctly. See the section on
<Connecting Wires to Terminals> (page 35).
The values of Volume offset are low.
Turn up the Volume offset, referring to the
section on <Audio Setup> (page 12).
The <Built-in Amp Setting> (page 28) is OFF.
Turn it ON.
? The sound quality is poor or distorted.
One of the speaker wires is being pinched by a
screw in the car.
Check the speaker wiring.
The speakers are not wired correctly.
Reconnect the speaker wires so that each
output terminal is connected to a different
speaker.
? 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.
The <Touch Sensor Tone> (page 27) is OFF.
Turn it ON.
? The Dimmer function does not work.
The Dimmer wire is not connected correctly.
Check the Dimmer wire connection.
The <Dimmer> (page 27) is OFF.
Turn it ON.
? The sound is not output from Subwoofer or it
outputs the different sound.
When "2ZON" of <Audio Setup> (page12) is set to
ON.
Set "2ZON" of <Audio Setup> to OFF.
? The display blacks out while scrolling.
<Display Illumination Control> is set to OFF.
Refer to <Display Illumination Control> (page
27).
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Troubleshooting Guide