You could also contact Mark Koval (search in forums) and give him a call. He may be able to help although it would involve shipping the 861 again. Good luck, I think this upgrade is worth the effort.

Roon, Technics SL10 turntable, Meridian 218, Jolida tube DAC, Nuforce STA 200 Amp and passive Swallow Acoustics ALS2 speakers