Kenwood KDC-W427 - Инструкция по эксплуатации - Страница 26

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 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'.

?

  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'. 

?

  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 'Connecting Wires to Terminals'.

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English

Troubleshooting Guide

B64-2807-00̲U.S.Inddtcsp   26

03.12.11, 6:27:36 PM