The Museum of HP Calculators

HP Forum Archive 01

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Message #1 Posted by Réjean Simard on 25 Mar 1999, 10:04 a.m.

I would like to know how to open this one.I would like changed the display.

Re: hp-42s
Message #2 Posted by Bert K. on 25 Mar 1999, 3:41 p.m.,
in response to message #1 by Réjean Simard

This model wasn't designed to be opened. Same goes for the other calculators of this model (Pioneer). It's said most likely you'll end up with a piece of junk.

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