These accelerator boards are very well-made, including the accompanying setup software, but seem to be very rare nowadays, making it difficult to find information and support in case of problems. Below is a list of sources that should help answering your questions about the M1230XA and keeping it running.
Amiga Hardware Database info page
Info, manual and installation disk download
Install disk: http://amiga.resource.cx/install/M1230XA-101.dms
"Microbotics MBX1230XA / M1230XA Amiga 1200 accelerator board"
An interesting article about speeding up your M1230XA by slowing it down
Microbotics / Paravision M1230XA accelerator board repair
Someone's trying to solve problems he has with RAM installed
"Microbotics 1230XA -- 68030 Accelerator for the Amiga 1200"
Amiga Report magazine review by Tom Mulcahy (Amiga Report issue 1.15 of 1993-07-02)
"Usenet Review: Microbotics 1230XA Accelerator for Amiga 1200"Another detailed review of the board, by Brian King (Amiga Report issue 1.23 of 1993-09-03)
"Matériel : M1230 XA"
A review in "Obligement" magazine, by Nelson Barata (of 1995-02)
Hints and bits: Random occurrences of the M1230XA on the net
A post from Mr. Jerry M. Robinson from 1997-03-24, claiming to be the designer and coder of the the M(BX)1230XA:
Timothy De Groote (Hyperion Entertainment) seems to have, or have had, an M1230XA ("Microbotix 1230")