CITROEN C5 2011 Owner's Handbook Manual page 326

QUESTION
The stored stations do
not function (no sound, An incorrect waveband is selected.
87.5 Mhz is displayed...).
The traffi c announcement
(TA) is displayed. I do
The radio station is not part of the regional traffi c information network.
not receive any traffi c
information.
The vehicle is too far from the transmitter used by the station listened
to or there is no transmitter in the geographical area through which the
The quality of reception
vehicle is travelling.
of the radio station
listened to gradually
The environment (hills, buildings, tunnels, basement car parks...) block
deteriorates or the stored
reception, including in RDS mode.
stations do not function
(no sound, 87.5 Mhz is
displayed...).
The aerial is absent or has been damaged (for example when going
through a car wash or into an underground car park).
Sound cut-outs of 1 to During this brief sound cut-out, the RDS searches for any frequency
2 seconds in radio mode. permitting better reception of the station.
When the engine is switched off, the audio equipment operating time
With the engine off,
depends on the battery charge.
the audio equipment
switches off after a few
The switch-off is normal: the audio equipment switches to economy mode
minutes of use.
and switches off to prevent discharging of the vehicle's battery.
In order to protect the installation if the surrounding temperature is too
The message "the audio
high, the audio equipment switches to an automatic thermal protection
system is overheated"
mode leading to a reduction of the volume or stopping of the playing of
appears on the display.
the CD.
324
ANSWER SOLUTION
Press the BAND AST button to return to the
waveband (AM, FM1, FM2, FMAST) on which
the stations are stored.
Tune to a radio station which broadcasts traffi c
information.
Activate the RDS function to enable the system
to check whether there is a more powerful
transmitter in the geographical area.
This phenomenon is normal and does not indicate
a failure of the audio equipment.
Have the aerial checked by a CITROËN dealer.
Deactivate the RDS function if the phenomenon is
too frequent and always on the same route.
Start the vehicle's engine to increase the battery
charge.
Switch the audio system off for a few minutes
to allow the system to cool.