Texas Instruments TI-83 PLUS - Manual (Page 10)

TI-83 Plus Operating the TI-83 Plus Silver Edition 7
Turning Off the Calculator
To turn off the TI-83 Plus manually, press y M .
•
All settings and memory contents are retained by Constant
Memory
TM .
•
Any error condition is cleared.
Batteries
The TI-83 Plus 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.