HP Forum Archive 15

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HP-97 battery contact replacement Message #1 Posted by David Ramsey on 10 Jan 2006, 10:31 p.m. I'm working on Stephen Easterling's HP-97. His original complaint was that the "0" key did not work. When I received the calc, the first thing I noticed were the corroded batteries (bad Stephen! You left them in!) One of the battery contacts had previously broken and been crudely soldered back into place. Unfortunately the solder joint broke flush with the plastic of the battery compartment when I removed the original batteries. Anyone have any suggestions for fabricating a replacement battery contact? I'm thinking of using wire from a small paper clip, held in place on the other side of the battery compartment with a healthy dollop of plastic-friendly epoxy...

Re: HP-97 battery contact replacement Message #2 Posted by Vassilis Prevelakis on 11 Jan 2006, 7:33 a.m., in response to message #1 by David Ramsey Many machines use the same battery pack as the HP-97. You can salvage the battery connections from one of these machines. My favorite is the HP 82143 printer which is often cannibalized to get an HP-41 interface cable. **vp

Re: HP-97 battery contact replacement Message #3 Posted by David Ramsey on 11 Jan 2006, 11:51 a.m., in response to message #2 by Vassilis Prevelakis Bingo! Why didn't I think of that? I have an 82143 with a bad print head that would be perfect...

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