81
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Troubleshooting
PROBLEM
POSSIBLE CAUSE
SUGGESTIONS
The device cannot be
switched on.
The ignition is not
switched on.
Switch on ignition by turning the
key.
One of the fuses is defec-
tive.
Replace the fuse.
No sound!
The volume has been set
to minimum.
Increase the volume.
Cables are not properly
connected.
Check the cable connections.
Function buttons do
not work.
The integrated microcom-
puter does not work be-
cause of interference.
Press the
R E S E T
button.
Radio and/or auto-
matic station search
do not work.
The antenna cable is not
connected properly.
Check the correct location of the
antenna cable.
The station signals are too
weak.
Set the station manually.
Station memory does
not work.
The cable for the perma-
nent plus (yellow) is not
connected properly.
Check the cable connections. For
this, refer to the section on instal-
lation and initial use.
Your mobile phone is
not recognised.
The mobile phone is not
compatible with the Blue-
tooth unit.
Check to see if it works with an-
other mobile phone.
Condensation!
Switch the car radio off for a few hours and then retry.
The product may
stop working correct-
ly if it has been sub-
ject to voltage fluc-
tuations or power
surges.
Press the
R E S E T
button to restore functionality.
83296 ML eCommerce Content RC1.indb 81
83296 ML eCommerce Content RC1.indb 81
15.03.2012 16:47:20
15.03.2012 16:47:20