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Appendix B: Technical Reference 926
Unit System
Unit SystemUnit System
Unit System
Lets you enter a unit for values in an expression, such as 6_m * 4_m or 23_m/_s * 10_s,
convert values from one unit to another within the same category, and create your own
user-defined units.
Custom Units
Custom UnitsCustom Units
Custom Units
Lets you select custom defaults. This mode is dimmed until you select Unit System,
3:CUSTOM.
Language
LanguageLanguage
Language
Lets you localize the TI-89 Titanium / Voyage
™ 200 into one of several languages,
depending on which language Flash applications are installed.
Apps Desktop
Apps DesktopApps Desktop
Apps Desktop
Lets you turn the display of the Apps desktop on or off.
1:SI Select SI for the metric system of
measurements
2:ENG/US Select ENG/US for the non-metric system of
measurements
3:CUSTOM Allows you to select custom defaults.
1:English Default language included with the TI-89
Titanium / Voyage™ 200 operating system
(OS).
2: —
(language Flash
applications)
Alternate languages are available only if the
respective language Flash applications have
been installed.
ON Displays the navigable Apps desktop. The Apps desktop
appears when you:
• Press O.
• Turn the unit on after it has been turned off by
pressing 2 ®.
• Press 2 K from an App that is displayed in full
screen mode.
OFF • Does not display the navigable Apps desktop.
• The unit defaults to the calculator Home screen.
• The calculator Home screen displays when you press
2 K.
• The APPLICATIONS menu displays when you press
O.