If it's just the MoBo RAM that's dead, maybe it'll help to disable those ICs . . .

. . . and run with JUST the expansion card? :?:

I've been looking at this option in order to steal the Bank Select Signal from the Mac's traditionally pathetic ration of onboard RAM to address a Hacked Memory Bank. }

Dunno if the ROM's Memory Mapping will support supplanted MoBo RAM . . .

. . . but a Virtual Memory Enabler could work wonders! :approve: