This is not an urban legend. I worked in a computer manufacturer in the early 90s. A supplier replaced the small Nicad pack on a "multi-IO/clock card" with a standard 2032 in a holder with hilarious results. they seemed to work for a while, some bulged, some leaked, one went pop big-time !
On Tuesday, July 16, 2024 at 5:22:56 PM UTC+1 Mac Doktor wrote: > On Jul 16, 2024, at 10:06 AM, Nick Andrews <[email protected]> wrote: > > I've heard some say that the coin cells used on computer mobo last a > decade or so because they get trickle charged > > > That must be an urban legend, although I wouldn't be surprised if someone > actually tried it. > > As Paolo said, NEVER try to charge a primary (single use) cell. You may > get away with it for a while but eventually it will fail. That can be > catastrophic. > > > when computer is on, but I've never seen anything but regular CR types in > every computer I've built or scrapped. But even sitting in the factory > packaging, new cells don't seem to last that long, not that I've had one > for 10 years! > > > I've routinely had them last longer than ten years just sitting in the > machine. I have a 2008 iMac with the original coin cell. The old Macs used > half-AA batteries and they lasted a long time as well. Note that Apple used > brand-name batteries, not something ultra-cheap. > > > Terry Bowman, KA4HJH > "The Mac Doctor" > > https://www.astarcloseup.com > > "If only you could see what I've seen with your eyes."—Roy Batty, *Blade > Runner* > > -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web, visit https://groups.google.com/d/msgid/neonixie-l/13d2f45a-cc01-48a5-afe6-7f2b9d50a9aan%40googlegroups.com.
