• Updated 2023-07-12: Hello, Guest! Welcome back, and be sure to check out this follow-up post about our outage a week or so ago.

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  1. PotoMac

    Macintosh II: sparks from battery pad?

    Recapping Mac II rev B board. Board not hooked up to anything. Removing both axial batteries. The B2 pads sparked occasionally when I applied flux and the iron with or without wick to remove the battery. The battery was corroded. I got the battery off with minimal sparking thankfully. Is this...
  2. PotoMac

    PB 5300 fuse?

    Can anyone identify where the fuse(s) is on a 5300 logic board? I can't find an F or a PF on mine for the life of me. Are there any other abbreviations that are used for fuses?
  3. PotoMac

    Duo display with pink lines

    I'm reviving a Duo 230. I've recapped it, replaced some bad diodes & the LT1171 voltage regulator (per a discussion in this forum that seems to have gotten lost in the crash last year). The display is fine because it works with another working Duo I have. It chimes, now that it's recapped &...
  4. PotoMac

    Portable HD gasket removal

    I removed the gasket from my Portable Conner CP3045, as recommended. It wasn't gooey and came off pretty easily. The drive looks pretty clean. I haven't tested it yet. Waiting to recap the Portable first and don't have the adapter to try the drive on something else yet. What should I replace...
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