Getting Started; Important Preliminaries; Turning The Calculator On And Off; Adjusting Display Contrast - HP 35s User Manual

Getting Started

v
Appendix C explains how to use your calculator in ALG mode.

Important Preliminaries

Turning the Calculator On and Off

To turn the calculator on, press
To turn the calculator off, press

key, then press
has Continuous Memory, turning it off does not affect any information you've stored.
To conserve energy, the calculator turns itself off after 10 minutes of inactivity. If you
see the low–power indicator (
possible. See appendix A for instructions.

Adjusting Display Contrast

Display contrast depends on lighting, viewing angle, and the contrast setting. To
increase or decrease the contrast, hold down the
Watch for this symbol in the margin. It identifies examples or
keystrokes that are shown in RPN mode and must be
performed differently in ALG mode.


(which has OFF printed in yellow above it). Since the calculator

. ON is printed on the bottom of the
. That is, press and release the
) in the display, replace the batteries as soon as



key and press
Getting Started
1

key.
shift

or .
1-1