Menus, Menu Items, And Assigning Values To Menu Items - HP 30b - Business Professional Calculator Quick Start Manual

Menus, Menu Items, and Assigning Values to Menu Items

Many of the calculator's functions are located within menus. A menu is a cat-
alog which permits you to select an item from a list of options. To access a
menu, press the key, or secondary-function, key combination for the menu in
which you wish to work. To exit a menu, press
the Bond menu, press
the menu by pressing
item in a menu, pressing
>
once on the first menu item scrolls to the last item in the menu. Some
menus have sub-menus. If an item represents a sub-menu, pressing
with that menu item displayed opens the sub-menu.
Most menu items consist of two parts: a name and an associated number. For
example, the Fixed item in the Break-even menu is displayed in Figure 3.
The large (=) annunciator shows that the value assigned to Fixed is 120,000.
If you perform a calculation with this item displayed by pressing
1+2=
but the large (=) annunciator is now turned off, indicating the 3 is not the
value assigned to Fixed. See: Figure 4.
8 Getting Started
B
. Once opened, you can scroll through the items in
< >
or repeatedly. When you arrive at the last
<
returns you to the first item. Similarly, pressing
Figure 3
for example, Fixed is still selected as the current item,
O
. For example, to access
I