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  1. JeffC

    512ke RAM upgrade woes

    Thanks Elemenoh, they do look similar, that would make it relatively simple.
  2. JeffC

    512ke RAM upgrade woes

    That was very informative, please thank Henry for putting that together. It's good to know that not all logic boards are up to driving 2mb, so it may end up just being a 1mb board, which is fine since it's still a piece of history. I need to come up with some sort of extension harness for the...
  3. JeffC

    512ke RAM upgrade woes

    Yes I believe to be populated with 2mb, both jumpers at JB1 needs to be open as in the pic you linked. To be populated with 1mb total, based on how my board was set up when I got it, JB1 jumper 1 needs to be closed, and jumper 2 needs to be open. My post was a bit unclear, when I tried the...
  4. JeffC

    512ke RAM upgrade woes

    I'm having some trouble with a RAM upgrade on my 512ke, and thought maybe people would have some ideas. I picked up this machine a few months back, it is equipped with a Sophisticated Circuits SCSI board and a Mac's-a-Million RAM expansion board. As you can see in the photo the RAM expansion...
  5. JeffC

    Macchimey?

    That's quite a keyboard, I've never seen one like it.
  6. JeffC

    Winter Project (Indigo)

    I'm looking forward to the updates as well, some years back I had a couple SGI machines I really regret selling, it's nice to see someone bringing them back to life.
  7. JeffC

    BETA TEST PARTICIPANTS - PLEASE READ!

    Thanks Kai, I look forward to exploring and being involved in the forum. @JDW invited me to join the beta test, which I very much appreciate! Jeff