GB.77
OPERATING FAULTS (1/2)
Description Possible causes Solutions
No sound can be heard. The volume is set to minimum or muted. Increase the volume or deactivate muting.
The audio system does not work and
the display does not light up.
The audio system is not switched on. Switch the audio system on.
The audio system fuse has blown. Replace the fuse (see the section on «Fuses»
in the vehicle’s driver’s handbook).
The audio system does not work but
the display lights up.
The volume is set to minimum. Press 19 or turn 1.
Speaker short circuit. Please consult an authorised dealer.
No sound comes from the left or right-
hand speakers.
The sound balance setting (left/right) is
incorrect.
Correct the sound balance setting.
Speaker disconnected. Please consult an authorised dealer.
Poor radio reception or no reception. The vehicle is too far from the transmitter
to which the radio is tuned (background
noise and interference).
Search for another transmitter with a better
local signal.
The reception is disrupted by interfer-
ence from the engine.
Please consult an authorised dealer.
The aerial is damaged or not connected. Please consult an authorised dealer.