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COMAND update: Audio loopback when calling handsfree

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Old Aug 18, 2011 | 03:47 PM
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COMAND update: Audio loopback when calling handsfree

Hi everybody,

Ok this is what happened; I brought my 08 c350 into the dealer here in the Netherlands for the A2 service. All went well they said! Except the desk lady casually mentioned that when they did the COMAND update the system crashed...but they were able to reset it! "Uhm, ok. So it is working now? The update is completed?" Well apparently the dealer had trouble doing the update because it is a 'US MB'. Of course I was sceptic and checked the COMAND out menu by menu. All seemed ok, until I was driving home and I got a call on my cell via the COMAND. I apparently was hardly readable, and echoed like crazy. Of course I did a 180-backtrack to the dealer. The next day they reset the Bluetooth module and "tested" it. But when I came to pick up my car, still nothing but echo and it sounds like you are calling from a small bathroom.
The echo starts when you speak for more then approx 5 seconds at a time. So short confirmations are ok...

Who here has had the same happen? And who knows what firmware and software versions they are running on their COMAND?

My phone is a IPhone 3GS with software 4.3.3 btw

Thanks!
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Old Aug 18, 2011 | 11:53 PM
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2009 C300 Sport, ex 2007 C230 Sport
Scary story.. even scarier because I have an appointment with my MB dealer this weekend to have the COMAND software updated so I can stream audio from my phone over bluetooth.

Fingers crossed that it goes well. They asked for 2-3 hours.
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Old Aug 21, 2011 | 05:36 AM
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Originally Posted by ucfbeta92
Scary story.. even scarier because I have an appointment with my MB dealer this weekend to have the COMAND software updated so I can stream audio from my phone over bluetooth.

Fingers crossed that it goes well. They asked for 2-3 hours.
Read about your update in your own post...good thing all went well! Here the update is free when you bring it in for service btw. Do you know what COMAND version you or running now?
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Old Aug 21, 2011 | 04:59 PM
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From: Central Florida
2009 C300 Sport, ex 2007 C230 Sport
Originally Posted by c350driver
Read about your update in your own post...good thing all went well! Here the update is free when you bring it in for service btw. Do you know what COMAND version you or running now?
I didn't check but I can look in the engineering menu when I'm in the car next time. Speaking of audio loopback, I remember there was an Audio Loopback test (?) setting in the engineering menu. Don't know what it tests or does though.
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Old Aug 22, 2011 | 12:04 PM
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Originally Posted by ucfbeta92
I didn't check but I can look in the engineering menu when I'm in the car next time. Speaking of audio loopback, I remember there was an Audio Loopback test (?) setting in the engineering menu. Don't know what it tests or does though.
Yeah I saw the function. All it does is give you a reference about the ambient noise in your car. You can try it out, just select and start talking and it will give you a good reference as to how other people hear you when you are calling.

Wednesday the car will go back into the shop, and the MB tech is taking another swing at it. Keeping the proverbial fingers crossed...
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