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    Mac OS on ANS - Modding a ROM DIMM

    Greetings, Almost a month ago @John Tucker revealed he had an ANS booting Mac OS, somehow a rumor came true. With the help of some folks at Tinker Different, 4 ROM were finally dumped and released by @joevt on his GitHub along some precious analysis. The ROM we are looking for in order to boot...
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    Quadra 900 won't stay powered

    Hello, I recently refurbished a Quadra 900 PSU, it had bad capacitors, mostly due to bad storage, all electrolytes replaced with the proper part. Previous recap with the same BOM when fine on a previous Quadra 950 but this just won't stay up. At first the Quadra 900 wouldn't power on, I though...
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    Download Info - "Curated" link list

    Hi, I was frustrated not being able to browse download.info.apple.com files the way it use to be. Since there is a lot of essential content there, I was looking for a way to get a least a listing. Thanks to archive.org I've managed to get a list of known files, excluding known bad ones (ie...
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    Rebuilding an Apple Network Server ANS 500

    Hello there, This a story of one of those computer you never though you will ever see for real. Then you got one. I'd like to start with a warm thank you to @zefrenchtoon who put me in touch with the seller of that big lot of macs in France, and of course, many thanks to the seller who was...
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    Tales of a bombed Quadra 700: the "short" lived victory

    Hello, Let me tell you the terrible tale of the bombed Quadra 700. Do you feel that sensation traveling your spline? Fear! You name it! That’s the feeling I had when I took off the shelf this freshly bought Q700 and I heard something moving… Removing the top revealed what everyone fear the...
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    ANS 500 Rom

    Hello, I recently acquired an ANS 500 in a pretty rough shape, but with some rust fix and cleaning it should be fine. Unfortunatly, there was no cd drive, hard drive, and RAM/ROM sticks. As far as have seen, the ROM stick seems to be mandatory. Can a kind soul with an AWS 500 confirm this...
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    The 20 bucks SE/30 horror show?

    And here is a day like any others, you find yourself stuck in traffic jam just to do few kilometers to get a SE/30 for 20€. What could go wrong? Oh you know exactly what could go wrong. Burned screen, dead hard drive, missing floppy drive, external damage… And two things you know will happen...
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    The B&W G3 that won't die... or live.

    Hi! This is an other episode from "BigBen tries to make garbage working again". Years ago, I bought a bunch of PowerMac spare parts. I was interrested by a PSU to replace a dead one in a PowerMac G4. Within the spare parts was a B&W G3 motherboard. Guess what I tried to boot it up. Starting by...
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    Another Lombard resurrected

    This is a story of an old Lombard 400MHz in a pretty bad shape, with tue infamous power led symptom and no boot. I decided to give a try today and reflowed the CU and here it is! A working Lombard! Unfortunately I have a second one pretty damaged too, and that one didn’t came back from the...
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    Apple PC Compatibility Card 12" 100MHz Overclock

    Hello, This is a work in progress thing, since it’s not stable. The Pentium on the compatibility pc card is a P54C socket 5 processor. It runs on a 66MHz bus. The Pentium has two inputs pins allowing the internal clock multiplier to be configured. Those pin are BF0 and BF1. Both are pulled...
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    Color Classic Video AB issues

    Hello there, I'm currently trying to finish the repair of my Color Classic but it kinda went wrong. Quite some time ago I did a full recap of all the logic and analog board, with deep cleaning. After calibrating all the video part it was working well. But all that calibration was done while...
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    The LC III that chimes death with no video.

    Hi and happy new year /o/ So I had this LC III motherboard sitting alone for a while, death chime, original caps. But beside that seems in great condition. I did a recap and indeed after cleaning, the motherboard looks fine, almost like new. Great! Recapping done nicely, no surprises...
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    Mac IIsi repair attempt, take 2

    Hello there :) With lockdown I decided it's time to dig into some long post-phoned repairs, start with the mighty and wicked fast the "LC" look-alike Macintosh IIsi! I bought it on ebay for a fair price, it was out of order of course, but it was, electronics aside, in a good condition. This...
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    Looking LC475 Video related, schematics/info

    Hello LCs enthusiasts! I recently get one of my LC475 unit out of storage in order to fix it and sell it. (Need to make some space :( ) Unfortunately, despite everything seems fine, the video output is missing HSync. PRAM battery is good I used a VGA adapter with DIP switches to force...
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