Texas Instruments TI-89 Titanium User Manual page 38

Indicator
Ð
Entry/Answer pairs 22/30–Number of entry/answer pairs (default is
Ñ
Replace batteries
Ò
Busy/Pause,
Locked/Archived
variable
Turning off the Apps desktop
You can turn off the Apps desktop from the MODE dialog box. If you do, open Apps from
the APPLICATIONS menu. To open the APPLICATIONS menu, press O.
Example: Turn off the Apps desktop.
Press
3
Getting Started
Meaning
30, maximum is 99) in the history area of the
calculator Home screen.
Displayed when batteries are low (BATT). If
BATT is highlighted with a black background,
change the batteries as soon as possible
( ).
BUSY–Calculation or graph is in progress
PAUSE–You paused a graph or program
Œ
–Variable opened in the current editor is
locked or archived and cannot be modified
Result
35