This manual introduces the basic operating methods of HP 39G/40G graphing calculator, including power on/off, cancel operations, display, keyboard, menu, input form, mode settings, Aplets (E-lessons), Aplet library, Aplet views, Aplet view configuration, mathematical calculations, fraction calculations, complex number calculations, catalogs and editors, and the differences between HP 38G and HP 39G/40G
This manual introduces the HP 39G/40G calculator, covering getting started tasks such as turning the device on and off, navigating the display, using the keyboard, and accessing menus. It explains input forms, mode settings, and the differences from the earlier HP 38G model.
Advanced sections describe the various aplets (function, parametric, polar, sequence, solve, statistics, inference) and how to create, edit, and run them. Additional chapters cover mathematical functions, variable and memory management, matrix operations, list handling, programming commands, and reference information such as regulatory notices and battery details.
Press >21@ to turn on the calculator.
Press >6+,)7@OFF to turn the calculator off.
Use the reset procedure described in the reference section to erase all memory and reset defaults.