Hewlett-Packard HP 10BIIPlus (F1902A)
The Hewlett-Packard HP 10BIIPlus is a finance calculator with 12 digits precision and algebraic logic. It has 170 functions, 40 keys, and an LCD (liquid crystal) display. The power source is 2xCR2032. The calculator was manufactured in China.
Facts at a glance:
You can download the Hewlett-Packard HP 10BIIPlus manual from the manuals website. If this doesn't work, you can also try this alternative download link.
If you have a Hewlett-Packard HP 10BIIPlus that is no longer working, you can first try replacing the 2xCR2032 batteries. If that doesn't solve the problem, then it's probably easiest to just buy a new one, as this model is still currently available.