Originally Posted by Schoenfeld
Seems like you have a PCMCIA S-Ram card installed. This will not work properly. Please remove it for proper operation with the ACA620. The ACA620 is PCMCIA-friendly by means of IO cards (for example networking), but not S-Ram cards.
Did you see this thread regarding the ACA620 and the PCMCIA port? Maprom seems to affect something with the PCMCIA port.