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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.
?
There's a source you can't
switch.07
✔ 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.08
☞ 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
✔ The wire is incorrectly
connected.11
☞ Check the wire connection.
?
There's no loudness
effect.12
✔ You're using Non-fading preout.
☞ Loudness has no effect in Non-fading preout.
?
The Non-fading (Sub woofer) output can't be turned ON or
✔ The <Switching Preout> (page 25) is set is set on Rear preout.
☞ Change it to Non-fading preout.
?
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
☞ Center the fader and balance settings.
✔ The values of Volume offset are
☞ Turn up the Volume offset, referring to the section on <Audio
?
Non-fading (Sub woofer) output, Non-fading Low Pass Filter and
Non-fading setting can't be
✔ The <Switching preout> (page 25) is set on Rear preout.
☞ Set it on Non-fading preout.
✔ The <Non-fading (Sub woofer) output> (page 11) is
☞ Turn it ON.
?
There's no Front High Pass Filter and Rear High Pass Filter
✔ The Non-fading preout is being used.
☞ There's no effect in Non-fading preout.
?
The Touch Sensor Tone doesn't
✔ The preout jack is being used.
☞ The Touch Sensor Tone can't be output from the preout jack.
OFF.10
?
The Dimmer function doesn't work.
✔ The wire isn't connected correctly.
☞ Check the wire connection.
?
The display color changes subtly.
✔ This is because the temperature is different than the temperature
when the setting was done.
OFF.14
☞ The display color condition changes subtly according to the
— 29 —
low.24
control> (page 10).
done.28
sound.34
38-1
38-2
ambient temperature.
side.21
OFF.29
effect.31
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