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    Macintosh 512k horizontal line issue

    so for context, I just got my hands on a new old stock analog board for my Mac 512k since my old one does not work anymore (power supply part is non functional) and after installing it I’m greeted by a single horizontal line seen in the photo. I’ve already resoldered the J1 and J4 connectors...
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    Dead 512k replacement parts

    So it’s been a while but my Macintosh 512k is still very much dead. So I’ve done some thinking and looking around eBay for replacement parts (I don’t want to get a whole new machine at the moment) and saw that Mac Classic analog board are much cheaper than the 128k, 512k and Plus boards. So I...
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    Macintosh 512k no boot

    As the title suggests I have a Macintosh 512k that has been having a power issue for a few months that I’ve been trying to figure out. Whenever I turn the Mac on there is a constant ticking noise coming from the internal speaker which occasionally slightly changes pitch and turns into a sound...
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