Troubleshooting Guide - Kenwood KDC-MP632U - USB/AAC/WMA/MP3/CD Receiver With External Media Control Instruction Manual

Troubleshooting Guide
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.
1/ 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.
1/ 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.
1/
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.
1/ The ignition and battery wire are incorrectly
connected.
(@"
Connect the wire correctly, referring to the
section on <Connecting Wires to Terminals>
(page 39,40,41).
?
The TEL mute function does not work.
1/ The TEL mute wire is not connected properly.
(@"
Connect the wire correctly, referring to the
section on <Connecting Wires to Terminals>
(page 39,40,41).
?
The TEL mute function turns ON even though the
TEL mute wire is not connected.
1/ 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.
1/
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.
1/
The fader or balance settings are set all the way to
one side.
(@"
Center the fader and balance settings.
1/ 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 39,40,
41).
1/ The values of Volume offset are low.
(@"
Turn up the Volume offset, referring to the
section on <Audio Setup> (page 14).
1/
The <Built-in Amp Setting> (page 30) is OFF.
(@"
Turn it ON.
?
The sound quality is poor or distorted.
1/ One of the speaker wires is being pinched by a
screw in the car.
(@"
Check the speaker wiring.
1/ 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.
1/
The preout jack is being used.
(@"
The Touch Sensor Tone can't be output from
the preout jack.
?
The Dimmer function doesn't work.
1/
The Dimmer wire isn't connected correctly.
(@"
Check the Dimmer wire connection.
1/
The <Dimmer> (page 29) is OFF.
(@"
Turn it ON.
?
The display blacks out while scrolling.
1/
<Display Illumination Control> is set to OFF.
(@"
Refer to <Display Illumination Control> (page
29).
?
The sound is not output from Subwoofer or it
outputs the different sound.
1/
When "2 ZONE" of <Audio Setup> is set to ON.
(@"
Set "2 ZONE" of <Audio Setup> to OFF
(page14).
?
Cannot set Dual Zone System of <Audio Setup>
(page 14).
1/
CA-C1 AX/ CA-C2AX is connected to KCA-S21 OA or
other units.
(@"
Connect the CA-C1 AX/ CA-C2AX directly to
this unit.
English
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