Hewlett-Packard HP 48SX (CHARLEMAGNE)
The Hewlett-Packard HP 48SX is a graphing calculator with 10 digits precision and RPN (reverse polish notation) logic. It has 2100 functions, 49 keys, and an LCD (liquid crystal) display. The power source is 3xAAA.
Facts at a glance:
If you have a Hewlett-Packard HP 48SX that is no longer working, you can first try replacing the 3xAAA 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: