Operating instructions

24
Fault rectifi cation
SAR 28 A1
GB
IE
Fault rectifi cation
This section contains important information on fault localisation and rectifi cation.
Follow the instructions to avert hazards and damage.
Safety instructions
WARNING
Observe the following safety instructions to avert hazards and material
damage:
► Repairs to electrical devices may only be carried out by specialists trained
by the manufacturer. Improper repairs can represent considerable risk to
users and can cause damage to the device.
Fault causes and rectifi cation
The following table can help with localising and rectifying minor faults:
Defect Possible cause Rectifi cation
The device will
not switch on
The ignition is not switched on. Switch the ignition on by turning the key.
The fuse is defective. Replace the fuse.
No sound
The volume is set to minimum. Increase the volume.
The cables are not connected
correctly.
Check the cable connections.
The sound is turned off .
Press the
/MU button to turn the
sound back on.
The Function
buttons are not
working
There is a fault with the
device.
Press the RESET button.
The face plate is not installed
correctly.
Check that the face plate is installed
correctly.
The radio and/
or automatic
station store
function are/is
not working
The antenna cable is not con-
nected correctly.
Check the antenna cable for correct
connection.
The station signals are too
weak.
Set the station manually.
The station
memory is not
working
Connector 4 in ISO Block A
(steady plus) is not con-
nected correctly.
Check the cable connections. Please
refer to the "Connections" section.
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