Originally Posted by Schoenfeld
The one thing that requires cooling is Lisa. She gets quite hot if set to S-Hires modes, which is why the A4000D version had cooling holes added. The same will be done on the next-gen flickerfixers. In some cases, pixel flickeriing appeared during operation, and disappeared when the customer added a fan near those four holes - problem solved.
Without opening up my A1200 and looking, is the adding of holes above the Lisa chip a modification that is possible for the early IndivisionAGA models?