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    SE/30: what slow RAM test on boot?

    Supposedly the SE/30 takes a while to boot if you have the RAM maxed out (unless you have a Rominator II installed which disables the RAM test). Thing is, I have the original stock Apple ROM in mine, as well as 65MB of RAM installed, and mine gets to the happy Mac screen in just seconds...
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    Repairing a Blue & White Studio Display CRT (repost)

    Reposting this thread since the old forum ate it: My Studio Display I’d recently purchased on eBay had a failing flyback transformer, which was unfortunate since the plastics and the tube itself were all in great condition. The monitor would make a loud click/popping spark noise and the image...
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    Counterfeit 68040 (L88M mask revision) from eBay

    Bought an MC68040 to upgrade my Quadra 605 from this eBay listing: https://www.ebay.com/itm/1PCS-MC68040RC40A-New-MPU-ColdFire-Processor-RISC-32bit-40MHz-179-Pin-PGA-Tray/323076959423 The image showed the L88M mask revision which is supposed to be the one that runs nearly cold. I figured it was...
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    Not sure if Trinitron CRT worn out, or if it can be restored

    I have two Macintosh Color Displays (M1212). These monitors have Sony Trinitron CRTs inside. One of them is still pretty bright and sharp. The other, when I received it, was quite dim even when I turned the front knobs up. I eventually took it apart and adjusted the G2 to where the brightness...
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    SE/30 video problem: groups of scanlines being displayed twice

    Finally graduated from lurking, and I'm hoping for some repair advice. My SE/30 is showing scanlines repeated and flickering. Has anyone encountered this before? I took a video, you can see it on reddit:
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