Troubleshooting - Kenwood DDX418BT Instruction Manual

References References
iPod/iPhone that can be connected
• Via the USB terminal:
Made for
– iPod nano (7th Generation)
– iPod touch (6th Generation)
– iPod touch (5th Generation)
– iPhone 7 Plus
– iPhone 7
– iPhone SE
– iPhone 6S Plus
– iPhone 6S
– iPhone 6 Plus
– iPhone 6
– iPhone 5S
– iPhone 5C
– iPhone 5
– iPhone 4S
• Via Bluetooth:
Made for
– iPod touch (6th Generation)
– iPod touch (5th Generation)
– iPhone 7 Plus
– iPhone 7
– iPhone SE
– iPhone 6S Plus
– iPhone 6S
– iPhone 6 Plus
– iPhone 6
– iPhone 5S
– iPhone 5C
– iPhone 5
– iPhone 4S
50 ENGLISH
Notes on using an iPod/iPhone
• When operating an iPod/iPhone, some operations
may not be performed correctly or as intended. In
this case, visit the following KENWOOD web site:
<www.kenwood.com/cs/ce/>
• When you turn on this unit, the iPod/iPhone is
charged through the unit.
• The text information may not be displayed correctly.
• For some iPod/iPhone models, the performance may
be abnormal or unstable during operation. In this
case, disconnect the iPod/iPhone device, then check
its condition.
If the performance is not improved or slow, reset
your iPod/iPhone.

Troubleshooting

Troubleshooting
What appears to be trouble is not always serious.
Check the following points before calling a service
center.
• For operations with external components, refer also
to the instructions supplied with the adapters used
for connection (as well as the instructions supplied
with the external components).
General
No sound comes out of the speakers.
 Adjust the volume to the optimum level.
 Check the cords and connections.
No picture is displayed on the screen.
 Turn on the screen. (Page 4)
The unit does not work at all.
 Reset the unit. (Page 4)
The remote controller* does not work.
 Replace the battery.
* For DDX4018BT: Purchase optional remote controller,
KNA-RCDV331.
"No Signal"/"No Video Signal" appears.
 Start playback on the external component
connected to the AV-IN input terminal.
 Check the cords and connections.
 Signal input is too weak.
"Miswiring DC Offset Error"/"Warning DC Offset
Error" appears.
 A speaker cord has shorted or it has come into
contact with the car chassis. Wire or insulate the
speaker cord as appropriate, then reset the unit.