Casio fx-6900G (GRAPHIQUE ICON MENU)
The Casio fx-6900G is a graphing calculator with 10 digits precision and formula input logic. It has 50 keys, and an LCD (liquid crystal) display. The power source is 2xAAA.
Facts at a glance:
If you have a Casio fx-6900G that is no longer working, you can first try replacing the 2xAAA batteries. If that doesn't solve the problem, then you can consider replacing the calculator with a modern equivalent. We suggest the following current model as a replacement: