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  1. M

    Macintosh Portable M5126 Reboot Loop

    Greetings all! I just received a Macintosh Portable M5126 and did a complete recap on the logic board. I am able to get it to power on and I get a happy chime but it's stuck in a reboot loop, rebooting and chiming every 3 to 5 seconds. The board has been cleaned in a ultrasonic cleaner. I also...
  2. M

    Beige PowerMac G3 Tower - Dead Logic Board After Re-cap.

    Hello all, I just recapped a beige G3 PowerMac but still failed to get it to power on properly, meaning the power supply comes to life but the logic board does not chime or show power LED. I confirmed all caps are installed correctly and all local traces are good (old caps didn't leak that bad)...
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    Macintosh II Speaker and Audio Output Jack

    Greetings All !! I finally finished restoring a Macintosh II logic board and all is working great. All except the internal speaker. I got zero audio from the speaker. The audio output jack works but only one channel ? I wasn't sure if this is a mono output or stereo output ? I thought I read...
  4. M

    Macintosh II Schematics

    Hey all !! First post here. Was wondering if someone can send me or point me in the right direction for getting Macintosh II logic board schematics. Not the Mac Classic II or LC but the original Macintosh II board schematics part number 820-0163-B. I have a board that is MINT condition and I am...
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