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HP 12C how to replace the 3 LR44 batteries?
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HP 12C how to replace the 3 LR44 batteries?
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HP 12C how to replace the 3 LR44 batteries?
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01-04-2022, 11:18 PM
Post: #2
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RE: HP 12C how to replace the 3 LR44 batteries?
(01-04-2022 06:19 PM)albertop Wrote: Hi guys, I have lost the manual of my very old HP 12C and I don't remember the sequence to replace the 3 LR44 batteries without losing the programming. Page 261 of the original hp15c usersguide shows the procedure, https://literature.%%calc.org/items/582 Please insert hp for %% in the link above. For some reason shrouded in the mists of time, direct references to that site are taboo here. |
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| Messages In This Thread |
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HP 12C how to replace the 3 LR44 batteries? - albertop - 01-04-2022, 06:19 PM
RE: HP 12C how to replace the 3 LR44 batteries? - Stevetuc - 01-04-2022 11:18 PM
RE: HP 12C how to replace the 3 LR44 batteries? - Massimo Gnerucci - 01-04-2022, 11:22 PM
RE: HP 12C how to replace the 3 LR44 batteries? - Leonid - 01-05-2022, 08:15 AM
RE: HP 12C how to replace the 3 LR44 batteries? - Massimo Gnerucci - 01-05-2022, 08:27 AM
RE: HP 12C how to replace the 3 LR44 batteries? - albertop - 01-05-2022, 09:48 AM
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