Texas Instruments TI-89 Titanium User Manual page 224

Finding the Software Version and ID Number
In some situations, you may need to find out information about your TI-89 Titanium,
particularly the software version and the unit's ID number.
Displaying the "About" Screen
1. From either the calculator Home screen
or the Apps desktop, press ƒ and then
select
A:About
Your screen will be different from the one
shown to the right.
2. Press ¸ or N to close the screen.
When Do You Need this Information?
The information on the About screen is intended for situations such as:
• If you obtain new or upgraded software or Flash applications for your TI-89 Titanium,
you may need to provide your current software version and/or the ID number of your
unit.
• If you have difficulties with your TI-89 Titanium and need to contact technical
support, knowing the software version may make it easier to diagnose the problem.
Calculator Home Screen
.
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