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jebem · (This post was last modified: 05-17-2018 07:55 AM by jebem.)

I got the calculator after all.
Somehow the batteries didn't fit nicely inside the battery compartment. Later I found out why.

Late style "door on the back" battery door details.

Details and some measurements on the fixing rods visible inside the battery compartment:

And here is the reason why the "N" battery cells didn't fit correctly inside the battery compartment.
I had to apply serious force to convince them to go inside.

As the original Japanese Panasonic cells that the seller had were totally depleted (0.9V), I had used some cheap supermarket Chinese OEM re-branded cells and these are bigger (longer) than the original ones.
I also have some recent Maxell Chinese cells that are identical to the Japanese original ones. You can compare the sizes below: