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RetroViator's latest activity
Please can you read through and vote on the following proposition for changes to the board structure by
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RetroViator
replied to the thread
Mac IIsi Repairathon
.
Tonight was floppy night I worked on all seven floppy drives, following @Branchus excellent restoration tutorial. It was like spending...
Jan 7, 2026
RetroViator
replied to the thread
Mac IIsi Repairathon
.
Logic Board Summary: I started with one working IIsi, and I now have five functional IIsi logic boards! Here is a run down: Alpha -...
Jan 4, 2026
RetroViator
replied to the thread
Mac IIsi Repairathon
.
Echo: This IIsi was sending me mixed messages. It was the dirtiest of the non-battery bombed systems, so I tackled it last, assuming it...
Jan 4, 2026
RetroViator
replied to the thread
Mac IIsi Repairathon
.
Delta: Another straightforward recap and clean for this one. I will say I make less dumb mistakes as I go when I recap several machines...
Jan 4, 2026
RetroViator
replied to the thread
Mac IIsi Repairathon
.
Yes, I did clean them, and even added fresh solder to see of thickening them up a bit would help. Unfortunately, something more...
Jan 4, 2026
RetroViator
replied to the thread
Mac IIsi Repairathon
.
Charlie: The Charlie system needed a recap, a good clean, and it worked perfectly. It's nice to have one easy one! Though, some of...
Jan 3, 2026
RetroViator
replied to the thread
Macintosh II SI capacitor question
.
With my Mac2VGA, connected to a IIsi, I have pin 1,4, and 5 on and the rest off. This works with my VGA displays. This corresponds...
Jan 2, 2026
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