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AUDIO -> Frequently-Asked Questions for Your Citroen C4 SUV First Generation (2004-2010)

F R E Q U E N T LY- A S K E D Q U E S T I O N S  
The table below provides answers to the questions that are asked the most frequently.  
QUESTION  
ANSWER  
SOLUTION  
To achieve an optimum listening quality, the  
audio adjustments (Volume, Bass, Treble,  
Ambiance, Loudness) can be adapted to each of  
the different sound sources, which can produce  
audible shifts when you change the source  
(radio, CD, CD changer etc.).  
Checkthattheaudioadjustments(Volume,  
Bass, Treble, Ambiance, Loudness) are  
adapted to the sources being listened to.  
It is recommended that you should adjust  
the AUDIO functions (Bass, Treble, Front-  
Rear balance, Left-Right balance) to the  
mid position, select the musical ambiance  
«None», adjust the loudness correction to  
the position «Active» in CD mode and to  
the position «Inactive» in radio mode.  
There is a discrepancy in  
sound quality between the  
different audio sources  
(radio, CD, CD changer  
etc.).  
IV  
The CD is the wrong way up, is unplayable,  
does not contain audio data or contains an  
audio format that the radio cannot play back.  
TheCDisprotectedbyananti-piratingprotection  
system unrecognised by the radio.  
- Check that you have inserted the CD  
the right way up in the CD player.  
-
Check the condition of the CD : the CD can-  
not be played back if it is too damaged.  
- Check the contents if it is a burnt  
CD : refer to the advice given in the  
chapter on Audio System.  
The CD immediately ejects  
or does not play back.  
- The radio’s CD player cannot play  
back DVDs.  
-
For reasons of poor quality, some burnt CDs  
will not be played back by the audio system.  
- The CD changer does not play back  
MP3 CDs.  
The CD being used is scratched or of poor qual- Insert only CDs of good quality and  
ity. keep them in good condition.  
The CD player sound is  
downgraded.  
The radio adjustments (bass, treble, ambiances) Return the treble and bass levels to 0,  
are unsuitable. without selecting any ambiance.  
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F R E Q U E N T LY- A S K E D Q U E S T I O N S  
QUESTION  
ANSWER  
SOLUTION  
The waveband selected is not the correct one. Press on the button BAND AST to  
retrieve the wave band (AM, FM1,  
FM2, FMAST) where the stations have  
The pre-set stations do not  
work (no sound, 87.5 Mhz is  
displayed, etc.).  
been memorised.  
The particular radio station is not in the regional Change to a radio station which does  
traffic information network.  
Traffic Announcements (TA)  
is displayed, but I do not  
receive any road information.  
broadcast traffic information.  
The vehicle is too distant from the transmitter of Activate the RDS function to allow  
the station being listened to, or no transmitter the system to check whether a more  
is present in the geographical area you are powerful transmitter is to be found in  
passing through.  
the geographical area.  
IV  
The reception quality of the  
radio station being listened  
to gradually deteriorates or  
the pre-set stations do not  
work (no sound, 87.5 Mhz  
displayed, etc.).  
The environment (hills, high buildings, tunnels, This phenomenon is normal and does  
underground car parks, etc.) is blocking recep- not imply anything wrong with the  
tion, even in RDS mode. radio.  
The aerial is absent or has been damaged (for HavetheaerialcheckedbyaCITROËN  
example after going through a car wash or in an dealer.  
underground car park).  
The RDS system during this brief sound cut-off Deactivate the RDS function if the  
is searching for a better frequency that might phenomenon occurs too frequently  
Cutting of sound for 1 or 2  
seconds in radio mode.  
offer improved reception of the station.  
and always on the same journey.  
When the engine is switched off, the working You have to start the engine so as to  
time for the radio depends on the vehicle battery increase the battery charge.  
charge.  
The interruption is normal : the radio goes into  
economy mode, cutting off in order to save the  
vehicle’s battery.  
When the engine is not run-  
ning, the radio stops after a  
few minutes.  
In order to protect the audio equipment in exces- Switch off the audio system for a few  
sive ambient temperatures, the radio goes into minutes in order to allow the system to  
an automatic thermic protection mode which cool down.  
results in a reduction in sound volume or stop-  
The message «the audio  
system  
appears on the screen.  
is  
overheating»  
ping of the CD player.  
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