Texas Instruments TI-89 Titanium User Manual

Getting Started 2
Turning on your TI-89 Titanium for the first time
After installing the batteries included with the calculator, press ´. The Apps desktop
appears.
Note: If your calculator initializes the preinstalled Apps, a progress bar will appear with
the message “
Installation in progress . . . Do not interrupt!” instead of the
Apps desktop. To avoid losing Apps, do not remove the batteries during initialization.
(You can re-install Apps from either the Product CD-ROM or education.ti.com
.)
Adjusting the contrast
The Apps desktop
The Apps desktop is the starting point for operating your TI-89 Titanium. Your installed
Apps appear on the Apps desktop as icons organized in categories for easy access.
From the Apps desktop, you can:
• Open Apps.
Progress bar
• To lighten the display, press and hold 8 and tap
|.
• To darken the display, press and hold 8 and tap
«.
CHAR
VAR-LINK

Texas Instruments TI-89 Titanium Specifications

General

Display Type	LCD
Display Resolution	160 x 100 pixels
CPU	Motorola 68000
CPU Speed	16 MHz
RAM	256 KB
Flash ROM	2.7 MB
Programming Language	TI-BASIC, Assembly
Power Source	4 AAA batteries
Connectivity	I/O port
Dimensions	7.5 x 3.5 x 1 inches