S-Class (W221) 2007-2013: S 320 CDI, S 350, S 450, S 500, S 550, S 420 CDI, S 600

DVD-changer w221

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Old 02-22-2012, 03:03 PM
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S320CDI/w221
DVD-changer w221

Dear friends,

The dvd-changer of my S320CDI is not working. firstly it reads then It says unknown audio/video.

Please help.

Last edited by Sw221; 02-22-2012 at 03:23 PM.
Old 02-22-2012, 05:46 PM
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2015 White/brown Nappa S550, '13 S550 4 matic, 11 S550 sold, '10 S550 Sports BLACK 08 S550 P3 sport
Originally Posted by Sw221
Dear friends,

The dvd-changer of my S320CDI is not working. firstly it reads then It says unknown audio/video.

Please help.
have you tried different discs??
Old 02-22-2012, 09:26 PM
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S320CDI/w221
Thanks for ur reply. Yes, I tried all kind of cds. Even a cleaning disk with some brushes but it wont work.
Old 01-07-2016, 07:34 AM
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W221 S350L
good evening sw221
I know it been some thing this thread but I happen to search as I just encounter the
same issue you face. just hoping you can throw some light for me. I did enquiry from local distributor advisor he simply say I may need to get a new command after he try resetting using his diagnostic tools... any info is appreciated. thank you ...Richie here
Old 08-18-2016, 01:11 PM
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W221
W221 dvd changer

hi all
The problem with the DVDs changer is on the laser drive motor,if you try to play CDs and not responding then the problem go to the driver ic and in this case you have to fix both.
The ic is locate on the board and has this number: BD7965FM ,the motor is on laser with no : M1N6FB10C. This one is difficult to find .
If you need more help please ask

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