Yeah, I think I may have a very old lappy in the shed. The baud rate seems to be right - I did set it on the VP50 but of course now there is now no firmware in it I can't change it. I did try other rates on the laptop but it just gave gobbledygook and wouldn't start.

Main system: 818v3, 861v6, HD621, Oppo 103D, DSP8000PP, DSP7200SE HC, DSP3200, SGR Sub
Family room: HD621, 861v6, DSP5200 L/C/R
Headphones: Schiit Mjolnir v1, Sennheiser HD800; (office) iFi iDSDPro, Focal Elegia