USB audio device in Device Manager not in MP9

That's correct - you would have to ask Sony to add support for WMP9.

-Zach
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(speaking for myself and doing this in my free time)
See http://www.nwlink.com/~zachd/pss/pss.html for some helpful WMP info.
Following up to your post with the resolution is good netiquette.
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"bkbear1" <bkbear1@hotmail.com> wrote in message
news:0b6401c35199$a15d7a90$a101280a@phx.gbl...

> I have a Sony MZ-R700 MP3 MiniDisk recorder/player hooked
> up to a digital PC Link thru the USB port. OS is WIN
> XP....The device manager see's the USB audio device, but
> it does not appear in the device list in Media Player 9.
>
> Any ideas would be appreciated.....
> Thanks
> Bear