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 Linear musical ambience
and set the loudness correction to the "Active"
position in CD mode or to the "Inactive" position
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,
The CD is protected by an anti-pirating protection
system which is not recognised by the audio equipment.
Check that the CD is inserted in the player the right
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
Because of their quality level, certain writeable CDs
will not be played by the audio system.
The CD is inserted upside down, is unplayable, does not contain any audio
data or contains an audio format which the player cannot play.
Insert good quality CDs and store them in
The CD used is scratched or of poor quality.
The audio equipment settings (bass, treble, ambiences) are unsuitable.
Set the treble or bass level to 0, without selecting
FREQUENTLY ASKED QUESTIONS