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English
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.
✔
The fuse has blown.
☞
After checking for short circuits in the wires,
replace the fuse with one with the same
rating.
✔
The Remote control sensor wiring harness is
connected incorrectly.
☞
Connect the wire correctly, referring to the
section on <Connecting Wires to Terminals>
(page 24).
?
There’s a source you can’t switch.
✔
The Disc changer isn’t connected.
☞
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 OFF.
✔
The ignition and battery wire are incorrectly
connected.
☞
Connect the wire correctly, referring to the
section on <Connecting Wires to Terminals>
(page 24).
?
No sound can be heard, or the volume is low.
✔
The radio volume is sets to the minimum level.
☞
Turn the radio volume up.
✔
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> (page 24).
?
The sound quality is poor or distorted.
✔
The signal levels differ depending in sources.
☞
Change the <Modulation Level>(page 18)
setting.
✔
There is a strong broadcast station signal near the
setting transmission frequency.
☞
Change the <Transmission Frequency>(page
18) setting.
?
Traffic information, PTY, RDS broadcasting
cannot be received.
✔
This unit turned on the power.
☞
Turn off the power of the unit.
?
The text isn’t displayed correctly.
☞
Change the <Data Transmission Speed> (page
18) setting.
Disc source
?
The specified disc does not play, but another one
plays instead.
✔
The specified CD is quite dirty.
☞
Clean the CD.
✔
The disc is loaded in a different slot from that
specified.
☞
Eject the disc magazine and check the
number for the specified disc.
✔
The disc is severely scratched.
☞
Try another disc instead.
?
Direct Search can’t be done.
✔
Another function is ON.
☞
Turn Random Play or other functions OFF.
?
Track Search can’t be done.
✔
For the discs/folders first or last song.
☞
For each disc/folder, Track Search can’t be
done in the backward direction for the first
song or in the forward direction for the last
song.
Audio file source
?
Cannot play an Audio file.
✔
The media is scratched or dirty.
☞
Clean the media.
?
The sound skips when an Audio file is being
played.
✔
The media is scratched or dirty.
☞
Clean the media.
✔
The recording condition is bad.
☞
Record the media again or use another media.
?
The Audio file track time isn’t displayed correctly.
✔
---
☞
There are times when it isn’t displayed
correctly according to the Audio file recording
conditions.
USB device source
?
The USB device is not detected.
✔
The USB connector is disconnected.
☞
Connect the connector of the USB device
properly.
?
The USB device does not play its audio files.
✔
The USB connector is disconnected.
☞
Connect the connector of the USB device
properly.
B64-3422-00̲E̲English.Indd 26
B64-3422-00̲E̲English.Indd 26
06.4.25 9:52:21 AM
06.4.25 9:52:21 AM
