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Troubleshooting Guide
Troubleshooting Guide
What might seem to be a malfunction in your unit may
What might seem to be a malfunction in your unit may
just be the result of slight misoperation or miswiring.
just be the result of slight misoperation or miswiring.
Before calling service, first check the following table
Before calling service, first check the following table
for possible problems.
for possible problems.
General
General
?
?
The power does not turn
The power does not turn
ON.01
ON.01
✔ The fuse has blown.
✔ The fuse has blown.
☞ After checking for short circuits in the wires, replace the fuse with
☞ After checking for short circuits in the wires, replace the fuse with
one with the same rating.
one with the same rating.
✔ No ACC position on vehicle
✔ No ACC position on vehicle
ignition.02
ignition.02
☞ Connect the same wire to the ignition as the battery wire.
☞ Connect the same wire to the ignition as the battery wire.
?
?
If you have selected Standby mode, the power will go OFF
If you have selected Standby mode, the power will go OFF
automatically.03
automatically.03
✔ The Power OFF Timer function has been activated.
✔ The Power OFF Timer function has been activated.
☞ If you do not want the power to go OFF automatically, cancel the
☞ If you do not want the power to go OFF automatically, cancel the
Power OFF Timer function.
Power OFF Timer function.
?
?
Nothing happens when the buttons are
Nothing happens when the buttons are
✔ The computer chip in the unit is not functioning normally.
✔ The computer chip in the unit is not functioning normally.
☞ Press the reset button on the unit (page 4).
☞ Press the reset button on the unit (page 4).
?
?
There's a source you can't
There's a source you can't
switch.06
switch.06
✔ There's no CD inserted.
✔ There's no CD inserted.
☞ Set the media you want to listen to. If there's no media in this
☞ Set the media you want to listen to. If there's no media in this
unit, you can't switch to each source.
unit, you can't switch to each source.
✔ The Disc changer isn't
✔ The Disc changer isn't
connected.08
connected.08
☞ Connect the Disc changer. If the Disc changer isn't connected to
☞ 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.
it's input terminal, You can't switch to an external disc source.
?
?
The faceplate does not open or
The faceplate does not open or
close.09
close.09
✔ The faceplate is incorrectly attached.
✔ The faceplate is incorrectly attached.
☞ Reattach the faceplate correctly, See the section on <Removing
☞ Reattach the faceplate correctly, See the section on <Removing
the Faceplate>(page 21).
the Faceplate>(page 21).
?
?
The memory is erased when the ignition is turned
The memory is erased when the ignition is turned
✔ The battery wire has not been connected to the proper terminal.
✔ The battery wire has not been connected to the proper terminal.
☞ Connect the wire correctly, referring to the section on
☞ Connect the wire correctly, referring to the section on
<Connecting Wires to Terminals>.
<Connecting Wires to Terminals>.
✔ The ignition and battery wire are incorrectly
✔ The ignition and battery wire are incorrectly
☞ Connect the wire correctly, referring to the section on
☞ Connect the wire correctly, referring to the section on
<Connecting Wires to Terminals>.
<Connecting Wires to Terminals>.
?
?
There's no loudness
There's no loudness
✔ You're using Non-fading preout.
✔ You're using Non-fading preout.
☞ Loudness has no effect in Non-fading preout.
☞ Loudness has no effect in Non-fading preout.
?
?
The Non-fading output can't be turned ON or
The Non-fading output can't be turned ON or
✔ The <Switching Preout> (page 38) is set is set on Rear preout.
✔ The <Switching Preout> (page 38) is set is set on Rear preout.
☞ Change it to Non-fading preout.
☞ Change it to Non-fading preout.
?
?
The TEL mute function does not
The TEL mute function does not
✔ The TEL mute wire is not connected properly.
✔ The TEL mute wire is not connected properly.
☞ Connect the wire correctly, referring to the section on
☞ Connect the wire correctly, referring to the section on
?
?
The TEL mute function turns ON even though the TEL mute wire is
The TEL mute function turns ON even though the TEL mute wire is
not
not
✔ The TEL mute wire is touching a metal part of the car.
✔ 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.
☞ 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
Even if Loudness is turned ON, high-pitched tone isn't compensated
for.
for.
✔ Tuner source is selected.
✔ Tuner source is selected.
☞ High-pitched tone isn't compensated for when in Tuner source.
☞ High-pitched tone isn't compensated for when in Tuner source.
pressed.04
pressed.04
?
?
The Bass center frequency, Bass quality factor, Bass extend, Middle
The Bass center frequency, Bass quality factor, Bass extend, Middle
center frequency, Middle quality factor, and Treble center frequency
center frequency, Middle quality factor, and Treble center frequency
can't be
can't be
✔ The <System Q> (page 37) is set OFF.
✔ The <System Q> (page 37) is set OFF.
☞ Set it ON.
☞ Set it ON.
?
?
No sound can be heard, or the volume is low.
No sound can be heard, or the volume is low.
✔ The fader or balance settings are set all the way to one
✔ The fader or balance settings are set all the way to one
☞ Center the fader and balance settings.
☞ Center the fader and balance settings.
✔ The input/output wires or wiring harness are connected
✔ The input/output wires or wiring harness are connected
☞ Reconnect the input/output wires or the wiring harness correctly.
☞ Reconnect the input/output wires or the wiring harness correctly.
✔ The values of Volume offset are
✔ The values of Volume offset are
☞ Increase the values of Volume offset. (page 11)
☞ Increase the values of Volume offset. (page 11)
✔ The <Built-in Amp Mute Setting> (page 38) is
✔ The <Built-in Amp Mute Setting> (page 38) is
OFF.10
OFF.10
☞ Turn it OFF.
☞ Turn it OFF.
connected.11
connected.11
— 48 —
— 48 —
effect.12
effect.12
work.15
work.15
<Connecting Wires to Terminals>.
<Connecting Wires to Terminals>.
connected.16
connected.16
17
17
adjusted.19
adjusted.19
See the section on <Connecting Wires to Terminals>.
See the section on <Connecting Wires to Terminals>.
low.24
low.24
OFF.14
OFF.14
side.21
side.21
incorrectly.22
incorrectly.22
ON.100
ON.100
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