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device unavailable

  1. M

    W204 Audio 20 Error "device unavailable"

    Hi My C200K SE (MY2007) has a persistent beep which appears to relate to the audio 20 unit unable to find the CD drive, the error "device unavailable" appears on the audio 20 display accompanied by the persistent beep (damned annoying) even when audio is switched off. The CD player ejects a CD...
  2. N

    DAB "Device Unavailable" in W204 with UMI

    Hi I've had my new C350 CDI for for a couple of weeks now and finding it great. However, I wondered if the forum can help. The car was specced at the factory with Audio-20, 6 CD changer and DAB, but before delivery the dealer fitted the latest UMI to provide iPod connection and Sat Nav...
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