I've just been catching up on Classiccmp, and I found this discussion.
I'd never heard of a 5324 before either, but from the number I guessed
it was a System/23 (my Datamaster is a 5322).
I have the 5322 service manual. It's not particularly useful, but you
may find it of benefit. If you'd like it I'll try and scan it at work
next week.
So, is the basic in ROM? Do I have to have a system
disk to get this
thing to work?
Yes, BASIC is in ROM. Quite a big basic - I think there's about 128K of
ROM in this beast!
IIRC you don't need a system disk. But it fails power on diagnostics if
the printer isn't plugged into it and switched on.
HTH
Philip.