I tried to look for any hard disk related utilities on the floppies, but couldn't find anything that sounded familiar. More importantly, I'm trying to find the power supply ...
I'm surprised how good the semi-graphics screens look in colour
The accented characters left and right to the "MS-DOS VERSION" in the BASIC86 example could be terminal control characters.
The Umlauts don't show properly, and compared to the VG5000, where the internal char ROM comes from, there are the two right hand pixels missing on the slash
... because the Alphatronic PC 16's running in 80 char width mode?
Still amazing work on a machine for which next to none information exists.