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Hey Folks, I've got a sad Color Classic that powers on then displays this screen (screenshot below) and does not chime. Please Note: This is a known working chassis boots my ccii just fine. The only hint I've found online seems to suggest that either the upper or lower rom is bad but I've...

Hello, My Macintosh shows a chess board despite recap and a new EPROM. I also cleaned the board. But when I take out the RAM expansion, the Mac shows valuable lines. Can anyone help me further?