The Museum of HP Calculators

HP Forum Archive 15

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Replacing the HP-9100 decimal point select switch
Message #1 Posted by David Smith on 6 Feb 2006, 7:20 p.m.

I added an article describing how to repair an HP-9100A or HP-9100B that has a damaged decimal point select switch. This custom switch produces a special four bit code that no off the shelf switch can generate.

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