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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.
01
✔
The fuse has blown.
☞
After checking for short circuits in the wires, replace the fuse with
one with the same rating.
✔
No ACC position on vehicle ignition.
02
☞
Connect the same wire to the ignition as the battery wire.
?
Nothing happens when the buttons are pressed.
04
✔
The computer chip in the unit is not functioning normally.
☞
Press the reset button on the unit (page 4).
?
There’s a source you can’t switch.
06
✔
There’s no CD inserted.
☞
Set the media you want to listen to. If there’s no media in this
unit, you can't swhich to each source.
?
The memory is erased when the ignition is turned OFF.
10
✔
The battery wire has not been connected to the proper terminal.
☞
Connect the wire correctly, referring to the section on
<Connecting Wires to Terminals> (page 14).
✔
The ignition and battery wire are incorrectly connected.
11
☞
Connect the wire correctly, referring to the section on
<Connecting Wires to Terminals> (page 14).
?
Even if Loudness is turned ON, high-pitched tone isn't compensated
for.
17
✔
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.
21
☞
Center the fader and balance settings.
✔
The input/output wires or wiring harness are connected incorrectly.
22
☞
Reconnect the input/output wires or the wiring harness correctly.
See the section on <Connecting Wires to Terminals> (page 14).
?
The sound quality is poor or distorted.
25
✔
One of the speaker wires is being pinched by a screw in the car.
☞
Check the speaker wiring.
✔
The speakers are not wired correctly.
27
☞
Reconnect the speaker wires so that each output terminal is
connected to a different speaker.
?
The Touch Sensor Tone doesn’t sound.
34
✔
The preout jack is being used.
☞
The Touch Sensor Tone can’t be output from the preout jack.
Tuner source
?
Radio reception is poor.
39
✔
The car antenna is not extended.
☞
Pull the antenna out all the way.
✔
The antenna control wire is not connected.
40
☞
Connect the wire correctly, referring to the section on
<Connecting Wires to Terminals> (page 14).
KDC-3026_2026_226_126_U.S 2003.09.22 09:49 AM Page 17
