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I didn't have the proper tantalum caps on hand, but I did have the right aluminum ones, which should be fine for now. After cleaning the board within an inch of it's life, I replaced them everywhere there were two pads (i.e. C4,5,8,10,11,12,13) and it booted up just fine- screen was fine, disks...

Huh, well I'll be. I was under the impression they were necessary components for the computer to function. I figure I might as well replace the caps in the spots with both pads intact though. Guess then my only question is how will missing those caps affect the longetivity of it? Will parts be...

I can live without sound for now, if it means it'll boot. By chance, do you know which two pins the capacitor connects to? And for that matter, are any of the other capacitors not needed for the machine to boot?

Based on my readings, tantalums might work. But the trouble is finding where the old caps connect to the board in the first place; especially C15. It looks like it connects to one of the pins on the 344S1033-01 chip, which seems to be a digital audio filter. Trouble is, I can't find a data sheet...

I got a Classic II with assorted goodies off Craigslist for a good deal, with the only problem being the infamous leaking logic board caps. Not having a decent iron at the time, I decided to clean the board as best I could with q-tips, alcohol, and patience, just to see if the system would work...