HP 25 battery terminal polarity Message #1 Posted by John Robinson on 22 June 2000, 2:18 a.m.
Can anyone tell me which terminal inside the battery compartment on the calculator (not the battery) is positive and which is negative please. Thanks - John.
Re: HP 25 battery terminal polarity Message #2 Posted by shinji-ben on 22 June 2000, 2:22 a.m., in response to message #1 by John Robinson
If you have the battery casing, you can find the polarity marked on each of the inner side of the casing.
Re: HP 25 battery terminal polarity Message #3 Posted by Viktor Toth on 22 June 2000, 8:29 a.m., in response to message #1 by John Robinson
John,
Here's your answer: http://www.hpmuseum.org/batts/bc20.jpg
Viktor
Re: HP 25 battery terminal polarity - Thanks Message #4 Posted by John Robinson on 22 June 2000, 7:40 p.m., in response to message #3 by Viktor Toth