See also:

Symbols and messages in the display
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Conserving electrical current
Keep the following in mind to help minimize battery drain: When the engine is not running, avoid using ignition mode II. Many electrical systems (the audio system, the optional navigation syste ...

External sound sources
USB flash drive To simplify the use of a USB flash drive, it is advisable to only store music files on the drive. It will take considerably longer for the system to index the files on the drive i ...