How to open a Casio FX-4000P?

[vaklaff]

(08-08-2021 12:30 PM)johanw Wrote:  I tried it with a small, sharp philips screwdriver and pressed quite hard, that gave enough grip to get them loose. 2 new CD2032 batteries and the machine switched on immediately.

I was quite easy then :-) Congrats to getting it work.

The FX-4000P is one of the most beautiful calculators made, IMHO.