Originally Posted by Schoenfeld
Newsflash from the development lab: Blizzard accelerators don't work. They use a ROM start is launched very early in the startup-process, and the ACA500 can't do anything about that. It appears like the B1230-IV doesn't like something of the A500 and crashes if fastmem is installed. It works if you remove the SIMM, but that's not a really usable configuration.
Remember my argument about making just a dedicated a1200 accelerator adapter with CF-IDE for the a500? Your testing seems to support that as a better option for folk wishing to use whichever accelerator they like.