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Kenwood KDC-W427: Troubleshooting Guide

Troubleshooting Guide: Kenwood KDC-W427

Troubleshooting Guide

What might seem to be a malfunction in your unit

? The sound quality is poor or distorted.

may just be the result of slight misoperation or

✔ One of the speaker wires is being pinched by a

screw in the car.

miswiring. Before calling service, first check the

☞ Check the speaker wiring.

following table for possible problems.

✔ The speakers are not wired correctly.

☞ Reconnect the speaker wires so that each

General

output terminal is connected to a different

speaker.

? The power does not turn ON.

✔ The fuse has blown.

? The Touch Sensor Tone doesn’t sound.

☞ After checking for short circuits in the wires,

✔ The preout jack is being used.

replace the fuse with one with the same

☞ The Touch Sensor Tone can’t be output from

rating.

the preout jack.

? There’s a source you can’t switch.

Tuner source

✔ There’s no media inserted.

☞ Set the media you want to listen to. If there’s

? Radio reception is poor.

no media in this unit, you can’t switch to each

✔ The car antenna is not extended.

source.

☞ Pull the antenna out all the way.

✔ The antenna control wire is not connected.

? The memory is erased when the ignition is

☞ Connect the wire correctly, referring to the

turned OFF.

section on 'Connecting Wires to Terminals'.

✔ The ignition and battery wire are incorrectly

connected.

☞ Connect the wire correctly, referring to the

section on 'Connecting Wires to Terminals'.

? 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'.

? 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'.

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Disc source

MP3/WMA source

? The specified disc does not play, but another one

? Cannot play an MP3/WMA.

plays instead.

✔ The media is scratched or dirty.

✔ The specified CD is quite dirty.

☞ Clean the media, referring to the CD cleaning

☞ Clean the CD.

of the section on 'About CDs' (page 8).

✔ The disc is severely scratched.

? The sound skips when an MP3/WMA is being

☞ Try another disc instead.

played.

? A CD ejects as soon as it is loaded.

✔ The media is scratched or dirty.

✔ The CD is quite dirty.

☞ Clean the media, referring to the CD cleaning

☞ Clean the CD, referring to the CD cleaning of

of the section on 'About CDs' (page 8).

the section on 'About CDs' (page 8).

✔ The recording condition is bad.

☞ Record the media again or use another media.

? Can’t remove disc.

✔ The cause is that more than 10 minutes has

? The MP3/WMA track time isn’t displayed

elapsed since the vehicle ACC switch was turned

correctly.

OFF.

✔ ---

☞ The disc can only be removed within 10

☞ There are times when it isn’t displayed

minutes of the ACC switch being turned OFF.

correctly according to the MP3/WMA

If more than 10 minutes has elapsed, turn

recording conditions.

the ACC switch ON again and press the Eject

? File Search can’t be done.

button.

✔ For the folders first or last song.

? The disc won’t insert.

☞ For each folder, File Search can’t be done in

✔ There’s already another disc inserted.

the backward direction for the first song or in

☞ Press the [0] button and remove the disc.

the forward direction for the last song.

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Troubleshooting Guide

The messages shown below display your

systems condition.

E-04: The CD is quite dirty. The CD is upside-

down. The CD is scratched a lot.

➪ Clean the CD and load it correctly.

E-05: The CD is upside-down.

➪ Load the CD correctly.

E-15: Media was played that doesn’t have data

recorded that the unit can play.

➪ Use media that has data recorded that

the unit can play.

E-99: The unit is malfunctioning for some reason.

➪ Press the reset button on the unit. If the

"E-99" code does not disappear, consult

your nearest service center.

HOLD: The protective circuit in the unit activates

when the temperature inside the

automatic disc changer exceeds 60°C

(140°F), stopping all operation.

➪ Cool down the unit by opening

the windows or turning on the air

conditioner. As the temperature falls

below 60°C (140°F), the disc will start

playing again.

READING: The unit is reading the data on the disc.

IN (Blink): The CD player section is not operating

properly.

➪ Reinsert the CD. If the CD cannot be

ejected or the display continues to flash

even when the CD has been properly

reinserted, please switch off the power

and consult your nearest service center.

UNSUPPRT:

A MP3/WMA is played with a format that

this unit can’t support.

➪ ----

PROTECT: A copy-protected file is played.

➪ ----

This is the privileged Microsoft® Windows

Media Audio file.

➪ ----.

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