This manual introduces the basic operation methods of HP33S scientific calculator, including power on/off, contrast adjustment, keyboard function, menu function, RPN and ALG function, display screen and more
This guide covers the basic operation of the HP 33S, including turning the device on and off, adjusting display contrast, using the keyboard, RPN and ALG modes, and navigating menus. It also details numeric entry, arithmetic, fractions, real‑number functions, complex numbers, base conversions, and statistical calculations.
The manual further explains programming concepts such as creating and editing programs, using subroutines, loops, conditional instructions, and integrating or solving equations within programs. Reference sections provide details on variable handling, equation syntax, and troubleshooting.
| Display precision | 12‑digit |
|---|
Use the ON/OFF key as described in the "Turning the Calculator On and Off" section.
RPN uses an automatic memory stack to enter and evaluate calculations.