Keys for Clearing

 

 

 

Key

 

Description

 

 

b

Backspace.

 

„

Keyboard–entry mode:

 

 

Erases the character immediately to the left of "_" (the

 

 

digit–entry cursor) or backs out of the current menu. (Menus

 

 

are described in "Using Menus" on page 1–7.) If the

 

 

number is completed (no cursor), b clears the entire

 

 

number.

 

„

Equation–entry mode:

 

 

Erases the character immediately to the left of "¾" (the

 

 

equation–entry cursor). If a number entry in your equation

 

 

is complete, berases the entire number. If the number is

 

 

not complete, berases the character immediately to the

 

 

left of "_" (the number–entry cursor). "_" changes back to

 

 

"¾" when number entry is complete.

 

balso clears error messages, and deletes the current

 

program line during program entry.

‡

Clear or Cancel.

 

Clears the displayed number to zero or cancels the current

 

situation (such as a menu, a message, a prompt, a catalog, or

 

Equation–entry or Program–entry mode).

 

 

 

Getting Started 1–5