2011 Mercedes CL-Class Owner's Manual - Page 223

Audio Selecting an active partition (USB mass storage devices only) You can select this function for USB mass storage devices when the storage device is partitioned. Up to four partitions (primary or logical; FAT format) are supported. 221 Separate USB connection In addition to the USB connection on the Media Interface, there is another USB connection in the glove box. This connection can also be used to play audio files. Electrical consumption at this connection must not exceed a continuous current of 500 mA. If the electrical consumption is higher, use a separate source to provide power for the USB device (e.g. 12 V power supply). i The Windows formatting program supports FAT partitions of up to 32 GB as standard. X Data formats The following data formats are supported: RMP3: Rwma: Playback options The following options are available: RNormal CBR, VBR (up to 320 kbit/s) CBR, VBR (up to 320 kbit/s) track sequence Normal track sequence: You hear the tracks in their normal order (numerical or alphabetical). RRandom tracks: All the tracks on the medium are played in random order. RCategory mix or Random folder (for USB devices if Folder has been selected) The tracks in the currently active category or folder, including any subfolders, are played in random order. i For USB devices, the random playlists offer a maximum of 300 tracks chosen at random. X Notes on USB devices RIn order to keep the initialization time to a minimum, store only music data on a USB device. RApproximately 10,000 tracks are supported. Multiple folders should be used for larger numbers of tracks. RDo not use USB extension leads or adapters. They can impair functionality. RA background search of the USB device is performed and any playlists found are shown in a separate category in addition to the folders. Initialization of larger USB mass storage devices containing a high number of files may take several minutes. To select a playback option: select Media Interface in the basic display by sliding VÆ and turning cVd the COMAND controller and press W to confirm. The options list appears. The # dot indicates the option selected. Select an option and press W to confirm. i DRM (Digital Rights Management) protected files are not supported by the Media Interface. Audio AUX mode Notes on audio AUX mode You can connect an external audio source (AUX) to COMAND. The socket for this is located in the glove box. Z X COMAND Select Media Interface in the basic display by sliding VÆ and turning cVd the COMAND controller and press W to confirm. X Select Select active partition and press W to confirm. Notes on USB devices