Audio System - Software Version Variants

Date: April 27, 2012

Order No.: SM-B-82.85/01a

Supersedes: SM-B-82.85/01, July 26, 2011

Group: 82

Revision a: Additional information on software variants.

SUBJECT: MY-All, Model 451 with Code 527 High-Line Radio

Update Audio Unit Software

The smart high-line radio has a new software update available. Various faults can be rectified with this new software. A list of fault profiles is available in TIPS document LI82.85-P-053568.

Because of a hardware modification in July 2011 there are 2 software variants, but they do not differ in terms of functionality.

The SW 9.23 software replaces the previous version:

- SW 8.20 with factory part number A 451 906 03 80

- SW 9.10 with factory number A 451 906 06 80

The SW12.23 software replaces the previous version

- SW 12.10 with factory number A 451 906 10 80

The map data has not changed at this time.

The software is only available as a compressed file download, it must be extracted and copied to an SD card first and then onto the audio system. The software and an exact description of the procedure are available at the following link:

https://portal.aftersales.i.daimler.com/secure/content/asportal/de/workshop/workshopequipment/product_description/downloads/W451_589_00_22_00.gid>4ff1c423eb56f1796a8a56b083ca5f68.html

or in the Mercedes-Benz After-Sales portal at: After-Sales Portal > Workshop & Knowledge > Workshop Equipment & Special Tools > Service & Information > Download Software Updates

The serial number and the software variant can be read out of the device. The serial number is also available on the device label and in the Vedoc at "Theft-relevant data" after the abbreviation RB527xx.

Reference AR82.00-P-0500MCC in the instructions.