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  1. RetroViator

    TDK Power Supply -5V issue - recap done

    Well, the PSU was good. I was testing this on an LCIII, which I had recently recapped, replacing the electrolytics with tantalums. But, I feel prey to installing C22 as marked on the silkscreen, when apparently it should be installed backward as discussed here. After switching around C22, I'm...
  2. RetroViator

    TDK Power Supply -5V issue - recap done

    Count me in on this problem. I have two TDK PSUs, one recapped and another not. Both have stable +5V and +12V, but -5V swings without a load, and when connected to the logic board, both PSUs hold steady around -2.2V or so. Since that's half what is needed, it's tempting to think some...
  3. RetroViator

    Great writeup on a 512K acquisition and restoration

    Thanks for linking to the post! Sorry I was slow to notice. I have enjoyed using the 512K to play early Mac games and the simplicity of MacWrite.
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