I finally sourced a master disk, locally, as I was getting impatient to use my new system. With this I was able to finally boot the system and run switch.x in order to configure the memory expansion and the SCSI ID for my SCSI2SD adapter.
One thing I've noticed is while there are a fair amount of games in this disk image, the X68000 library is quite massive, so many are missing. Further, some just don't seem to work. My guess is this is due to some of the hacky workarounds employed to make these games launch off a "hard drive" - most are not designed to run like that.
Next I want to explore Human68k OS, transferring files to this computer, and writing floppies to test some of these problematic / missing games out. More on this in a future post when I figure out how to do it 😀
The keyboard adapter is working nicely, but I found myself still wanting the real deal. So after a few days I came across a junk listing at a reasonable price which needed a lot of cleaning; here is the end result: