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Showing results for tags 'black screen'.
HI all, I'm in process of repairing a Mac SE that does boot, it does not play chimes, the CRT quickly flashes a pattern of with squares and then it rests in peace blank and silent. I did the following: I added a new battery I checked the diodes, all just fine All the caps looks tidy with no sign or leakage. I put the motherboard in the chassis of a working SE, same outcome I put other know to work RAM, same outcome I replaced the ROM with another set from a known working SE, same outcome for a sort of regression test, I put back the