Calculator Memory; Checking Available Memory; Clearing All Of Memory - HP 33s User Manual

Calculator Memory

The HP 33s has 31KB of memory in which you can store any combination of data
(variables, equations, or program lines).

Checking Available Memory

¹ u
Pressing
 

Where
 is the number of bytes of memory available.
Pressing the {  } menu key displays the catalog of variables (see "Reviewing
Variables in the VAR Catalog" in chapter 3). Pressing the {  } menu key displays
the catalog of programs.
1. To enter the catalog of variables, press {  }; to enter the catalog of programs,
press {  }.
2. To review the catalogs, press
3. To delete a variable or a program, press
catalog.
4. To exit the catalog, press

Clearing All of Memory

Clearing all of memory erases all numbers, equations, and programs you've
stored. It does not affect mode and format settings. (To clear settings as well as
data, see "Clearing Memory" in appendix B.)
To clear all of memory:
¹ ¡
1. Press
 {  } {  }, which safeguards against the unintentional clearing of memory.
2. Press {  } (yes).
1–24
Getting Started
displays the following menu:
Ø
or
Å
.
{  }. You will then see the confirmation prompt 
×
.
¹ ¡
while viewing it in its