Texas Instruments TI-89 Titanium Short User Manual

Getting Started 29
To turn on the clock, repeat the procedure, selecting ON in the Clock
field. Remember to reset the time and date.
Using menus
To select most TI-89 Titanium menus, press the function keys
corresponding to the toolbars at the top of the calculator Home screen
and most App screens. Select other menus using key commands.
Toolbar menus
The starting point for TI-89 Titanium math operations, the calculator
Home screen displays toolbar menus that let you choose math-related
options.
Toolbar menus also appear at the top of most App screens. These menus
list common functions of the active App.
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Scroll down to the Clock field.
B C ¸
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Press Result
Clock off

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