[ubuntu] Surround sound problems with Realtek887

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http://ubuntuforums.org – Hi Ubuntu forums I have just build a boxee box from a intel nm10 chipset with an intel atom D525 CPU and nVidia ION 2 GPU. I've sat everything up, and have runned into a couple of issues, but one particular: I can't get any surround sound from my machine. I'm outputtin via a toslink s/pdif cable to Logitech ZZ5500 - a digital 5.1 sound system, but I can only get stereo from the machine. The soundcard is: Realtek ALC887 I've tried all sort of thing, but being new to ubuntu I don't know what I'm doing. I've tried to read as much as I can, but can't find a fix online. Furthermore (and this (Hardware)