One on my 3/80 burned, but the system never stopped and still works OK. > On Jan 19, 2024, at 8:28 AM, Izumi Tsutsui <tsutsui%ceres.dti.ne.jp@localhost> wrote: > > romain@ wrote: > >>> There's a specific tantalum capacitor in one corner of the logic board that *always* blows on the 3/80, and the suggestion I received from numerous people after mine blew was to just desolder the remnant and remove it, and not to bother replacing. I believe they said it's just a filter cap that only really matters if you have super-noisy power or something like that. >> >> Oh, that's good news. The one that blew is C1719 (closest to the angle >> with the PS connector), is that the one you're talking about? > > Two tantalum caps on my 3/80 were also burnt in front of my eyes > about 15 year ago. > > IIRC they were near the SCSI connector and I just replaced them > and the 3/80 is still alive. > > The failure mode of tantalum caps is short mode and it could > happen even on short time over voltage, so if its PSU has proper > protection circuit, it's possible that "burning tantalum cap" > might not cause other damages. > > Thanks, > --- > Izumi Tsutsui