X
Press the 0064button repeatedly until the
menu bar is selected.
X Select BT Audio
BT Audio.
The currently selected playback option is
indicated by the 0036dot. X
To select a playback option : selectNor‐ Nor‐
mal Track Sequence
mal Track Sequence orRandom Tracks
Random Tracks .
You will hear the tracks in the desired play-
back option. If you have selected Random
Random
Tracks
Tracks, the display in the display/selec-
tion window shows Random Randomin front of the
symbol for the audio device.
X To exit the menu: press the0038button. Setting the volume
If you play audio files from a Bluetooth ®
device, it is possible that the volume may
need to be significantly increased. You can
therefore select from two volume options: Volume
option Operation
Standard
The Bluetooth
®
device is
played back at a normal vol-
ume. Boost
The Bluetooth
®
device is
played back louder. X
Press the 0064button repeatedly until the
menu bar is selected.
X Select BT Audio
BT Audio. X
Select Volume Volume.
The current volume option is identified by
the 0036dot. X
To select the volume option : select
Standard Standard orBoost
Boost.
You have set the volume option.
X To exit the menu : press the0038button. AUX function
Connecting an external device
You can connect an external device to Audio
15 and play it back via the speakers.
The AUX jack intended for this purpose
(3.5 mm stereo audio jack) is located in the
stowage compartment on the driver's side of
the dashboard.
X Connect an external device to the AUX
jack.
i An adapter cable is required for the AUX
jack.
i If you connect an external device, Audio
15 does not automatically switch over to
the AUX function. Selecting the AUX function
X Press the 00FDbutton repeatedly until the
display shows Aux Aux.
Audio 15 plays the external device and pro-
duces sound through the loudspeakers
again. AUX function
47Audio Z
Alternatively, you can select the AUX function
in the main menu bar.
X Press the 0063button repeatedly until the
main menu bar is selected.
X Select Audio
Audio.
The display shows all available audio sour-
ces in a selection list. X
Select Aux
Aux.
You can also select the AUX function accord-
ingly when the SD, USB or BT Audio function
is active.
X Press the 0083button.
or
X Press the 0064button repeatedly until the
menu bar is selected.
X Select Media Media.
The display shows all available audio sour-
ces in a selection list. X
Select Aux Aux. Increasing the volume
If you connect an external device via its head-
phones jack, it may be the case that the vol-
ume must be increased significantly. You can therefore select from two volume options: Volume
option Operation
Standard The external device playback
is at a normal volume. Boost The external device playback
is louder. X
Press the 0064button repeatedly until the
menu bar is selected.
X Select Volume
Volume .
The current volume option is identified by
the 0036dot. X
To select the volume option: select
Standard Standard orBoost Boost.
You have set the volume option.
X Set the Audio 15 volume to an average
value.
X Connect the external device and select the
AUX function.
X Increase the volume of the external equip-
ment as much as possible without distor-
tion.
X Set the desired Audio 15 volume. 48
AUX functionAudio
Requirements for SD memory
cards/USB devices
SD memory cards
Model SD, SDHC
Capacity 32 GB
Format FAT/FAT32
i
SD memory cards are available in many
different sizes. Therefore, it cannot be guar-
anteed that playback is possible with every SD memory card. USB devices
The following USB devices are supported: R USB sticks
R certain MP3 players Model USB 2.0
Format FAT/FAT32, maximum
of 4 primary partitions Electrical con-
sumption 800 mA
i
USB devices are available in many differ-
ent sizes. Therefore, it cannot be guaran-
teed that playback is possible with every
USB device.
i Do not use a USB extension cable.
i Do not use a spiral cable for the USB port. Supported file formats
SD memory card/
USB device MP3, AAC, WMA, WAV,
MP4, M4A, M4B (max-
imum 2 channels) BT Audio SBC, MP3 i
To shorten the initialization period, only
load music files onto the USB device, if
possible.
i Unsupported file formats are not dis-
played.
Audio 15 does not support any DRM (Digital Rights Management) coded files. Apple device support
You can play music files stored on Apple devi-
ces via AUX, USB or BT Audio. The following
Apple devices are supported:
R iPod ®
classic, 6th generation onwards
(limited support for 5th generation)
R iPod ®
nano, 3rd generation onwards (limi-
ted support for 1st and 2nd generations)
R iPod ®
touch
R iPhone ®
i iPod ®
and iPhone ®
are registered trade-
marks of Apple Inc., Cupertino, California,
USA. SD memory card/USB device file
structure
Maximum number
of folders per direc-
tory 200
Maximum number
of tracks per direc-
tory 1000
Maximum number
of tracks in "Ran-
dom tracks" random
playback 30050
SD memory card/USB device file structureTechnical data
