Error Citroen C5 2009.5 (RD/TD) / 2.G Owner's Manual

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The system does not receive SMS. The Bluetooth mode does not permit sending of the SMS to the system. Use your SIM card and the internal telephone.
The SIM card used is a twin card. Use the original SIM card to receive the SMS.
I cannot update the hazardous location POIs.
The Navigation Menu - "Update personal POI" is not displayed. Check that the medium used for the update (SD card or USB stick) is inserted correctly.
An error message is displayed at the end of the procedure. - Start the procedure again in full. - Consult a CITROËN dealer if the problem - Start the procedure again in full. edure
persists. - Check that the data on the MEDIUM is supplied by an offi cial partner of CITROËN.
QUESTION SOLUTION ANSWER
The voice frequencies (DTMF) are not active when I am communicating and I press numbers on the keypad.
The numeric buttons on the keypad are only active for calls if the display is in telephone mode. To activate them, press the MODE button until the telephone is displayed on the screen.
An accident area which does not concern me is displayed on the screen.
The accident areas are displayed near a point defi ned on the map and in relation to a direction of travel. The alert may be triggered when travelling under a road or near a road which has a speed camera.

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sound quality between the different audio sources (radio, CD...).
Check that the audio settings (Volume, Bass, Treble, Ambience, Loudness) are adapted to the sources listened to. It is advisable to set the AUDIO functions (Bass, Treble, Front-Rear Balance, Left-Right Balance) to the middle position, select the musical ambience "None" and set the loudness correction to the "Active" position in CD mode or to the "Inactive" position in radio mode.
For optimum sound quality, the audio settings (Volume, Bass, Treble, Ambience, Loudness) can be adapted to the different sound sources, which may result in audible differences when changing source (radio, CD...).
The CD is ejected automatically or is not played by the player.
- Check that the CD is inserted in the player the right way up. - Check the condition of the CD: the CD cannot be played if it is too damaged. - Check the content in the case of a recorded CD : consult the advice in the "Audio" section. - The audio equipment's CD player does not play DVDs. - Due to their quality level, certain writeable CDs will not be played by the audio system.
The CD is inserted upside down, is unplayable, doe s not contain any audio data or contains an audio format which the player cannot play.
The CD is protected by an anti-pirating protection system which is not recognised by the audio equipment.
The message "USB peripheral error" is displayed on the screen.
Recharge the battery of the peripheral device. The Bluetooth connection is cut. The battery of the peripheral may not be suffi ciently charged.
The USB memory stick is not recognised. The memory stick may be corrupt. Reformat the memory stick.
QUESTION SOLUTION ANSWER
FREQUENTLY ASKED QUESTIONS
The CD player sound is poor. The CD used is scratched or of poor quality. Insert good quality CDs and store them in suitable conditions.
The audio equipment settings (bass, treble, ambien ces) are unsuitable. Set the treble or bass level to 0, without selecting an ambience.