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HP41CV Key Issue
03-05-2020, 05:45 AM (This post was last modified: 03-05-2020 06:00 AM by g8241CV.)
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RE: HP41CV Key Issue
Lot's of threads on the topic. Deoxit is your friend. Example:

Look for other threads on opening/closing the calculator, here and on other sites, to avoid damaging the battery posts.
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HP41CV Key Issue - dluvhike - 03-04-2020, 11:34 PM
RE: HP41CV Key Issue - g8241CV - 03-05-2020 05:45 AM
RE: HP41CV Key Issue - Dave Britten - 03-05-2020, 12:52 PM

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