Operation Manual

Memory card empty or data not readable
If a memory card is inserted on which no data or no legible data has been stored,
the unit will not be switched to the memory card mode after the loading proce-
dure.
Requirements of the memory card
Memory cards measuring 32 mm x 24 mm x 2.1 mm or 1.4 mm can be inserted into
the memory card slot.
Supported formats:
›
SD (Secure Digital Memory Cards) - max. size 2 GB;
›
SDHC (Secure Digital High-Capacity Memory Cards) - max. size 32 GB;
›
SDXC (Secure Digital Extended Capacity) - guaranteed max. size 128 GB.
Due to differing quality requirements from different card manufacturers, it is not
possible to always guarantee the playback of memory cards. Some files on the
memory card cannot be played or their playback is limited.
CAUTION
A memory card cannot have more than 5°000°folders and 15°000°files. Thus, one
folder cannot have more than 6°000 files.

External audio sources
Introductory information
Information on the locations of external audio sources» Vehicle Owner's Manual,
chapter Communication.
Adjusting the play volume of the external audio source
The playback volume of the external audio source can be changed by turning the
knob

.
Depending on the connected audio source, the output volume on the external au-
dio source can be changed.
Conditions for successful connection
›
Only USB devices with the specification 2.0 can be connected.
›
The version of the file allocation table (FAT) of the connected device must be in
FAT16, FAT32 or exFAT format.
›
When playing from a device which holds a complex folder structure or a very
high data volume, there may be a delay when reading the audio files.
WARNING
■
Never place external audio sources on the dash panel. They could be thrown
into the passenger compartment during sudden driving manoeuvres, injuring
the occupants.
■
Never place external audio sources close to the airbags. They could be
thrown into the passenger compartment when the airbags are deployed, in-
juring the occupants.
■
Never hold external audio sources in your hand or on your knees while driv-
ing. They could be thrown into the passenger compartment during sudden
driving manoeuvres, injuring the occupants.
■
Always route the connection cable of the external audio source such that is
does not restrict you when driving.
CAUTION
The AUX input must only be used for audio sources!
Note
■
If an external audio source is connected to the AUX input, which is equipped
with an adapter for external power supply, the sound may be impaired. This de-
pends on the quality of the adapter which is used.
■
See the owner's manual of the specific manufacturer for operating the external
audio source.

AUX input
External audio sources connected to the AUX input cannot be operated from your
unit.
Use the standard 3.5 mm jack plug for the AUX input. If the external audio source
does not have this jack plug, you must use an adapter.

USB input
External audio sources connected to the USB input can be operated from your
unit.
Before removing the USB device, proceed as follows, depending on the equip-
ment fitted:

22
Audio