Texas Instruments TI-84 - Manual (Page 647)

Appendix B: Reference Information 644
TI-84 Plus Identification Code TI-84 Plus Identification Code TI-84 Plus Identification Code TI-84 Plus Identification Code
Your graphing calculator has a unique identification (ID) code that you should record and
keep. You can use this 14 digit ID to register your calculator at education.ti.com or
identify your calculator in the event that it is lost or stolen. A valid ID includes numbers 0
through 9 and the letters A through F.
You can view the calculator’s Operating System, Product Number, ID, and Certificate
Revision Number from the
About screen. To display the About screen, press
y L
and then select 1:About .
Your unique product ID code: _____________________________
Backups Backups Backups Backups
Your TI-84 Plus is similar to a computer, in that it stores files and Apps that are important
to you. It is always a good idea to back up your graphing calculator device files and Apps
using the TI Connect™ software and a USB computer cable. You can find the specific
procedures for backing up your calculator’s device files and Apps in the TI Connect™
Help file.