Mercedes-Benz A220 2020 Technical Service Bulletin # LI82-85

COMAND(R) - No Sound, 'Device Unavailable' Displayed

COMAND: No sound, SDARS message in central display "Device Unavailable"

Topic number

Version 1

Design group 82.85 Navigation and communication Systems (CNS,

ICS, COMAND, FleetBoard)

Date 03-26-2013

Validity NTG4:

Model 207, 212, 218 with code 512 (COMAND with DVD

changer) or code 527 (COMAND) and code 536 ("Sirius"

satellite radio) and code 808 (Model year 2008) or code

809 (Model year 2009) or code 800 (Model year 2010)

or code 801 (Model year 2011) or code 802 (Model year

2012) without code 088 (Control code for NTG4.5)

Model 204 with code 512 (COMAND with DVD changer)

or code 527 (COMAND) and code 536 ("Sirius" satellite

radio) and code 808 (Model year 2008) or code 809 (Model year 2009) or code 800 (Model year 2010) or code

801 (Model year 2011)

Reason for change

Complaint:

Intermittently no audio output, regardless of the selected audio source. When the "Sirius" satellite radio is selected, the message "Device

Unavailable" appears in the central display.

The fault is usually rectified after an ignition cycle.

Cause:

Software release 11/07 00 of Sirius satellite radio control unit with a HW number of A171 870 XX XX.

Remedy:

Software update of "Sirius" satellite radio to the software release 08/49 00.

This is done by means of control unit programming using Xentry Diagnostics in the "SDAR - Satellite Digital Audio Radio (N87/5)" control unit

under the Adaptations tab.

Note:

To install the software, Xentry Diagnostics version 11/2012 or higher must be installed on the Star Diagnosis unit and used with:

^ Telematics CD 03/2011 (A 212 827 72 59) for model 207, 212, 218

^ Telematics CD 03/2011 (A 204 827 95 59) for model 204

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