• Updated 2023-07-12: Hello, Guest! Welcome back, and be sure to check out this follow-up post about our outage a week or so ago.

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    Really Weird Floppy Drive issue Macintosh Classic

    So got my Macintosh Classic up and working but when inserting a floppy in the drive it will spin for about a second then nothing. Nothing on the screen changes and I've tried another drive same thing and then when trying my floppy emu both internal and external it will just freeze when selecting...
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    Over Suppled voltage on Logic Board

    After recapping my logic board and plugging it into the analog board the voltage for the 5-volt rail was set way too high like 6.5v (I was able to measure before it shorted) and then as I was measuring voltages snapped and Mac turned off. Now the 5-volt rail is shorted to ground. So it seems...
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    No High Voltage on CRT

    After recapping my Macintosh classic I was still getting the checkerboard pattern and while I was probing for voltages the screen went out and there was no High voltage on the CRT. I did check the fuse, replace the mofset, and after checking the voltages the connector from the logic board to...
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    Macintosh analog board swap

    I have two Macintosh classic analog boards but one does not work so I wanted to switch it out with the working one but the yolk connectors don't work. So I was wondering do the pins line up or do I need to swap them around if I were to remodel the wires and if I'm able to what's the best way I...
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    Low Voltage on Macintosh Classic ii Analog Board

    My mac classic ii I recently got when I turned it on it would have a wavy screen pattern and after that, I recapped all Capacitors analog and logic. I tested logic on the working mac analog and the logic board works fine. I have also replaced all ic chips on the analog board after all this and...
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    Mac Classic ii won't boot from HDD

    I have a Macintosh classic ii that is very inconsistent with me I can install an operating system onto it. Also I have a second Mac that I swapped the logic bored into that computer is in Mac classic. Same problem and the hard drive seems to go in and out of working normal or not.
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    Macintosh classic I have won't write to hard drive or boot from hard drive

    I have a Macintosh classic ii rev a. I can boot normally from a floppy disk and it seems fine when reading data but when I start writing or after I format the disc and it tries to mount then it stops working and freezes. But when I load and install floppy those work and this is giving me really...
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    Recapped Mac Classic ii Checkered Screen

    I have a mac classic ii rev A and after a recap of the logic board still gets the checkered screen. I also have a working mac classic that I put the board into and still got the same pattern and I've been looking at the schematics and haven't found anything yet. Is there something I'm missing, a...
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