Troubleshooting guide – Kenwood KDC-MP228 User Manual
Page 29
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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.
✔ The speaker wire has a short-circuit or touches
the chassis of the vehicle, and then the protection
function is activated.
☞ Wire or insulate the speaker cable properly
and press the reset button.
?
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
?
The TEL mute function does not work.
✔ The TEL mute wire is not connected properly.
☞ Connect the wire correctly, referring to the
section on
?
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
✔ The values of Volume offset are low.
☞ Turn up the Volume offset, referring to the
section 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.
Tuner source
?
Radio reception is poor.
✔ The car antenna is not extended.
☞ Pull the antenna out all the way.
✔ The antenna control wire is not connected.
☞ Connect the wire correctly, referring to the
section on
English
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29
Troubleshooting Guide
- CD-4260M
- D-R350
- DMC-K3
- KDC-2022
- DPX-MP4110
- KDC-MP4026G
- KDC-W237S
- KDC-3026
- KDC-MP543U
- DPC-781
- KDC-U346
- KDC-757
- KDC-MP3036
- DPF-1030
- KDC-MP235CR
- DPF-R 4030
- KDC-225MR
- KDC-MP6539U
- KDC-BT848U
- KDC-217S
- DP-5090
- KDC-MPV622H3
- KDC-9015
- KDC-MPV6022
- KDC-MP438U
- KDC-U6046
- KDC-135CR
- KDC-7080RV
- KDC-MP4023G
- KDC-29MR
- CD-4900M
- DPF-J9030
- DPC-X637
- KDC-6023
- KDC 128
- KDC-MPV525
- KDC-MP235
- KDC-116S
- KDC-316S
- DVF-3050
- KDC-MP335
- KRC-21SA
- D-S300
- KDC-6015
- KDC-2029
- KDC-C461
- KDC-MP6025
- KDC-MP919
- KDC-8080R
- KDC-MP2032
- DVF-3500
- DPF-R 6030
- KDC-6020
- DPF-J5010
- KDC-MPV7019
- 222S
- KDC-4060RA
- KDC-5026
- KDC-BT8141U
- KDC-MP5032
- KDC-57MR
- KDC-U449
- DV-502
- KDC-129
- KDC-1023S
- KDC-MP532U
- KDC-BT50U
- KDC-BT50U
- DPF-J7020
- DPC-41
- KDC-MP635
- KDC-C469FM
- Z919
- DPC-X337
- DPF-R4010
- eXcelon KDC-X492
- KDC-519
- DPF-3030
- KDC-MP5029V
- DPC-MP922
- DPF-J5020
- B64-3537-00/00 KDC-W5037
- sirius ready KDC-325
- DPF-1010
- DPX-MP2090U
- 8015
- KDC-MP638U
- DPC-X301
- DPF-J3030
- KCA-S210A
- DPX-MP6110U
- CD-RECEIVER
- DPX501U
- KDC-205CR
- CD-RECEIVER KDC-7060R
- DPC-441
- KDC-3023R
- C929
- KDC-PS909
- KDC-D300
- KDC-MP5029
- CD-2280M
- 467FM
- KDC-MP828
- DP-M5520
- DPC-X347
- DPX301
- DPX-MP4100
- DPC-X447MP
- K-CD01
- DPX502
- KDC-1020S
- KDC-228
- KDC-W3534
- eXcelon KDC-X991
- KDC-9017
- DP-M4010
- KDC-MP225
- KDC-MP8017
- KDC-MP628
- C471FM
- KDC-MP732
- XR400-4
- KAC-7406
- KFC-WPS1300D