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  1. nekogahora280

    Macintosh IIfx 68030/50Mhz？？？

    I replaced the crystal oscillator in my Macintosh IIfx from 80MHz to 100MHz, but there was no startup chime, and thinking I had broken it, I hurriedly reverted to the original, which then worked normally. Does simply swapping the crystal oscillator not work? After removing the crystal...
  2. nekogahora280

    LEVCO Prodigy4

    Does anyone know how to operate an old accelerator? I found one a few years ago when I took apart a mysterious Mac.
  3. nekogahora280

    My SE/30 is SimaSima Macintosh.ozt~~

    My name is nekogahora280. My SE / 30 has a machine when SIMM is inserted in addition to A bank I'm going to jail, but I can't identify the location of the failure. There are 4 (1Mb)SIMMs in A bank.
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