FWIW, the Turbo601 uses its own ROM 4MB. It doesn't patch the running ROM like the Turbo040 does.
My best guess is, it's based on the same one apple used for their 601 upgrade for the 040 PDS.
And the Turbo601 ROM lacks support for the SE/30.
My best guess is, it's based on the same one apple used for their 601 upgrade for the 040 PDS.
And the Turbo601 ROM lacks support for the SE/30.