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Recent content by vadersv8

  1. V

    Half Dead Mac Performa 200 (Classic II)

    i replaced the RAM with Motorola MCM54400AN70 I´m going to look ath those chips you mentioned
  2. V

    Half Dead Mac Performa 200 (Classic II)

    Yes I have checked all the addresses and all come up good It's a very weird issue
  3. V

    Half Dead Mac Performa 200 (Classic II)

    It has 2 chips under the board, idk if those are VRAM or not
  4. V

    Half Dead Mac Performa 200 (Classic II)

    I've cleaned everything and recapped and nothing changes the problem
  5. V

    Half Dead Mac Performa 200 (Classic II)

    Hello I have a scope and I have measured all for 4 ram chips and even replaced the ram chips and all where recieving data Also have resoldered the CPU and the ASIC Chip but no change Also I lost sound for some reason I don't know why But when sound was working I used to get the bong and after...
  6. V

    Half Dead Mac Performa 200 (Classic II)

    Hello everyone So I have this Macintosh Performa 200 I bought few days ago. When I got home I tried it out and it had some vertical bars and the PSU has issues. So I recapped the PSU and changed the opto coupler and it's sorted the PSU. But the motherboard is full of problems!. I recaped the...
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