I got the adaptor and my MX850 working in windows 7 a while back, I even made some notes on the two drivers I used, I am pretty sure the first one worked, not sure if I tried the second, below are my notes:
First try with windows 7 (prolific zip file)
Or use Vista driver (152 kb vea...
I have never tried it myself, but the notes below are well reported to do the job with Windows 7 and also work with the MX-950
Getting MX 3000 and MX 980 connected using Windows Vista
Previously Microsoft has used Active Sync on most versions of windows operating systems as a mobile device manager. However, the new Windows Vista operating system uses a new synchronization platform called, “Windows Mobile Device Center.” Although Active Sync is no longer available for...
AVLAND are normally 'ahead of the game' on Denon products, and are marking the 4520 as discontinued,
Has anyone else heard anyhting to confirm or deny this ?
Below is a link to the test I think JDS is referencing, it was broken when I tried, not sure if that is permentant or not.http://www.hemagazine.com/node/Dolby_TrueHD_DTS-MA_versus_Uncompressed_PCMAnother thing to remember is that some blue ray decks (my £90 Samsung for example), will re-mix the HD sound tracks to maximum bit rate DTS - which by all reports losses very little compared to the HD track. I use this with my 13 year old Denon AVCSE1 (5800 in the USA).
I've used an standard MX700 with the MX850 software with out a problem.
Could it be a pc issue ? Can you use an MX850 OK with the MX850 software ?
Are you using a USB adaptor (only some work)
Have you checked the port setting in the MX850 editor ?
Best of luck
Not sure if you can get this new or not but I used to use it for exactly the same job.http://www.ebay.co.uk/itm/ONE-ALL-URC-8550-UNIVERSAL-REMOTE-CONTROL-/230945838284?_trksid=p2047675.m1850&_trkparms=aid%3D222002%26algo%3DSIC.FIT%26ao%3D1%26asc%3D11%26meid%3D7557396988399517232%26pid%3D100011%26prg%3D1005%26rk%3D2%26sd%3D230746568310%26#ht_868wt_958
Glad it all worked out on the audio front. This item should sort out your video connection problems.
Best of luck