Troubleshooting guide – Kenwood DPX504U User Manual
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DPX504U/ DPX404U/ DPX304
Troubleshooting Guide
The messages shown below display your
systems condition.
TOC Error/TOC ERROR:
• No disc has been loaded in the disc
magazine.
• The CD is quite dirty. The CD is upside-
down. The CD is scratched a lot.
Error 05/ERROR 05:
The disc is unreadable.
Mecha Error/Mecha ERR/Error 77/ERROR 99/ERROR 77:
The unit is malfunctioning for some reason.
Press the reset button on the unit. If the
“Mecha Error”/ “Mecha ERR”/ “Error 77”/
“ERROR 99”/ “ERROR 77” code does not
disappear, consult your nearest service
center.
IN (Blink):
The CD player section is not operating
properly.
Reinsert the CD. If the CD cannot be
ejected or the display continues to flash
even when the CD has been properly
reinserted, please switch off the power
and consult your nearest service center.
Protect/PROTECT (Blink):
The speaker wire has a short-circuit or
touches the chassis of the vehicle, and then
the protection function is activated.
Wire or insulate the speaker cable properly
and press the reset button. If the “Protect”
code does not disappear, consult your
nearest service center.
Unsupported File/NA FILE:
An Audio file is played with a format that this
unit can’t support.
Copy Protection/COPY PRO:
A copy-protected file is played.
Read Error/READ ERROR:
The file system of the connected USB device
is broken.
Copy the files and folders for the USB
device again. If the error message is still
displayed, initialize the USB device or use
other USB devices.
No Device/NO DEVICE:
The USB device is selected as a source
although no USB device is connected.
Change the source to any source other
than USB. Connect an USB device, and
change the source to USB again.
N/A Device/NA DEVICE:
• An unsupported USB device is connected.
• Connection to the iPod has failed.
Remove the USB device and then
reconnect it.
Check that the connected iPod is an iPod
that is supported. See
for information on supported
iPods.
Reset iPod/ iPhone.
No Music Data/Error 15/No Music/NO MUSIC/EROOR 15:
• The connected USB device contains no
playable Audio file.
• Media was played that does not have data
recorded that the unit can play.
USB Error/USB ERROR:
Some trouble may have occurred to the
connected USB device.
Remove the USB device, then cycle the
power switch to ON. If the same display is
repeated, use another USB device.
iPod Error/iPod ERROR:
Connection to the iPod has failed.
Remove the USB device and then
reconnect it.
Reset iPod/ iPhone.
No Number: • The calling party does not notify a caller ID.
• There is no phone number data.
No Data:
• There is no outgoing call list.
• There is no incoming call list.
• There is no missed call list.
• There is no phone book list.
No Entry:
The cell-phone has not been registered
(pairing).
HF Disconnect/HF D-CON:
The unit cannot communicate with the cell-
phone.
HF Error 07:
The memory cannot be accessed.
Turn off the power and on again. If this
message still appears, press the reset
button on the control unit.
HF Error 68:
The unit cannot communicate with the cell-
phone.
Turn off the power and on again. If this
message still appears, press the reset
button on the control unit.
Unknown:
The Bluetooth device cannot be detected.
Device Full:
5 Bluetooth device have already been
registered. No more Bluetooth device cannot
be registered.
PIN Code NG: The PIN code is wrong.
Connect NG: The unit cannot be connected to the device.
Pairing Failed: Pairing error.