Replacing an A2000 battery

[Bryan Pope]

And thusly ghldbrd at ccp.com spake:
> 
> >
> >
> > I am currently in the process of replacing my Amiga 2000's battery...  On
> > the
> > one I was finally able to remove there *seems* to be some damage to the
> > circuit board that was underneath and nearing the 68000.  Instead of the
> > circuits being a nice green colour, it is now black.  Is there any way to
> > tell if this is only a colour change?  Also, it looks like some of the
> > copper has been eaten away around where the negative part of the battery
> > was soldered to the motherboard.
> 
> 
> sounds like the battery acid leaked out and started eating away.  Only way
> to know if damage has been done is to see if the board still works (boots)
> or not.  You can't really clean it off without doing some damage to the
> traces.


This one doesn't boot up. :(  It starts up for a little bit, then the power
light flashes a # of times.  I have googled for POST error messages but 
could not find out what this meant.


> >
> > I have cleaned all of the white crap off with vinegar and a toothbrush.  I
> > then used "Precision Electronics Cleaner" from RS which is _supposed_ to
> > leave no residue.
> >
> > Also, how are the solder tabs affixed to the battery?  The replacement
> > batteries I got don't have any.
> 
> The tabe are usually spot welded on.  Most cells are designed to go into
> some sort of holder that has contacts.  You might have to rig up a battery
> with pigtail leads and attach that to the mobo, with the battery stuck on
> somewhere with RTV or other adhesive.
> 

Also, did I read somewhere earlier that soldering to a battery is a VBT? 
(Very Bad Thing) ;)


Thanks!,


Bryan Pope