Questions & Answers for: HP check battery calculator


...I used my fingernail to pry them back out a bit, played around with squishing the battery in and checking it, and after a few times, it worked


Question about 49g+ Calculator

5 Answers

check any corrosion on battery terminals of calculator. Battery terminals should be clean and shiny. stretching springs in the battery compartment to fix battery contact problems, cleaning the battery


My HP 12C will not turn on even after changing the battery Check to see that the batteries are in correctly and that the contacts are clean. If not, it may be time for a new one.

Question about 10s Scientific Calculator

1 Answer insert the battery. I suggtes check the right information about this job in the HP 10S User Guide (page 6 - Battery). I hope this helps to solve it (remember to rate this answer). Good

if changing battery doesn't power up HP 12c...what whould be the next option to check? The same thing happened to me today. Try performing a hard reset (small hole near battery). Worked for me.

...should point into direction of the calculator's front. Re-insert the holder with the new battery and check the RAM card is properly seated still. Close the compartment by sliding back in the

Question about 35s Scientific Calculator

1 Answer

How do I get the calculator to turn on again? The display doesn't show anything. Batteries checked okay. Thanks. Adolf First, try adjusting the screen contrast. Turn the calculator on (or at least ...

Question about 12c Calculator

1 Answer

...board. Get a screw driver and remove all the screw. Take the unit apart and check for any lose contact between the battery terminal and the board. I hope the above makes sense to you....... Good

Question about 33s Calculator

1 Answer

...the Memory Clear displayed on the Calculator. Please clear the memory by following steps below and check if that helps. Thanks for understanding. Please let me know if you require any

i need a new battery door for an HP12C calculator Go to the samson cables website (accessories) and order from them. You may also want to check

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