Brian, I've got one of those RAM modules that also needs a replacement battery pack as well. Would be nice for it to hold its contents again!
Gary On Thu, Feb 16, 2023 at 1:46 PM Brian K. White <[email protected]> wrote: > No prob, I'll pm off list. x-xxxx. > -- > bkw > > On 2/16/23 10:14, Mike Stein wrote: > > If we're speaking, I could use one ...😁 > > > > > > > > On Wed, Feb 15, 2023 at 8:53 PM Brian K. White <[email protected] > > <mailto:[email protected]>> wrote: > > > > On 2/10/23 10:13, Brian K. White wrote: > > > Oh you sure don't want to solder to the cells. > > > I did not mean to suggest buying individual cells, just to > identify > > > them for reference for searching for packs made with them. > > > > > > Battery packs are often named after the cells. > > > The memory battery inside the 100 is called "3/V80H 2-pin" because > > > it's made of 3 V80H cells, etc. > > > > > > > The new batteries worked perfect. > > > > https://photos.app.goo.gl/68qSfxdPD9WwdhzHA > > <https://photos.app.goo.gl/68qSfxdPD9WwdhzHA> > > > > The only thing is it is a tight fit between the rom socket and the > edge > > of the cryptonics board, and I think that tightness pushing sideways > on > > the edge of the board maybe caused some of the bus pins to not make > > good > > connection and made the machine crash and no boot after reset. > Fiddling > > with the cell pack a little flipping it over different directions I > > found an orientation that felt slightly better and now it's running > > again. Or maybe that was just alcohol not fully dried yet trapped > under > > chips. I think maybe the trick is lay the battery in position first > and > > then the pcb. > > > > The tight fit is the same as the original pack anyway. > > > > The lead wires fish right in between the female bus sockets like the > > original wires. I fished them in end-wise, not mashed from the top, > and > > they fit with no resistance, no mashing of the insulation at all. > > > > If you look at the pics here, before soldering, I flush-cut 4 of the > > pins that poke up right under the red & black wires, and then touched > > them with flux and fresh solder so they made smooth domes so they > don't > > pierce the battery wires. I did that before installing the new > battery. > > > > The old battery wire was stuck by super glue, so it took a little > care > > to scrape up most of the insulation and super glue without scratching > > any traces on the pcb. > > > > > > If you want you can have one of the 2 extra packs I got. > > > > -- > > bkw > > > > -- > bkw > >
