• 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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    PowerCenter 120, chime with no video no boot

    I hope it's okay to bring this topic back up, I recently got a PowerCenter Pro 180 that has the exact same symptoms as described above - it will power on and chime, but there will be no video output. I've dried a Dell VGA LCD monitor and a Macintosh 16" color display. I pressed the CUDA reset...
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    Macintosh SE FDHD: Gray Screen, No Boot

    I recently picked up a few fully functional standard SEs. I swapped the ROMs and SWIM chip out of the FDHD into one of the other SE boards, and it works perfectly fine, reads HD floppies and everything. When I insert or remove chips into the sockets on the FDHD logic board, it sounds very...
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    Macintosh SE FDHD: Gray Screen, No Boot

    Hello, I recently bought a Macintosh SE FDHD that has trouble booting. When I power it on, it plays the startup chime, and shows the standard 1-bit gray screen, but it never displays a pointer, Happy Mac, Sad Mac, blinking ?, blinking X, or anything; just 1-bit gray. It will not boot from a...
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    Macintosh 128K upgraded to Plus - Restoration thread

    I love that backlit shot of the analog board. Nice numpad too.
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