Turning On And Turning Off The; Turning On And Turning Off The Ti - Texas Instruments TI-83 Manual Book

Turning On and Turning Off the TI-83

Turning On the
Calculator
Turning Off the
Calculator
Batteries
1-2 Operating the TI-83
To turn on the TI.83, press É.
If you previously had turned off the calculator by
pressing y [
OFF
as it was when you last used it and clears any error.
If Automatic Power Down™ (APDé) had previously
turned off the calculator, the TI.83 will return exactly as
you left it, including the display, cursor, and any error.
To prolong the life of the batteries, APD turns off the TI.83
automatically after about five minutes without any activity.
To turn off the TI.83 manually, press y [
All settings and memory contents are retained by
Constant Memoryé.
Any error condition is cleared.
The TI.83 uses four AAA alkaline batteries and has a user-
replaceable backup lithium battery (CR1616 or CR1620).
To replace batteries without losing any information stored
in memory, follow the steps in Appendix B.
], the TI.83 displays the home screen
].
OFF