Owner's Manual

Table Of Contents
Getting Started 1
Getting Started
Getting StartedGetting Started
Getting Started
Initial start-up
Initial start-up Initial start-up
Initial start-up
Installing the AAA Batteries
Installing the AAA BatteriesInstalling the AAA Batteries
Installing the AAA Batteries
The TI-89 Titanium uses four AAA alkaline batteries and one button cell backup battery.
The backup battery is already installed, and the AAA batteries are provided with the
product.
1. Remove the battery cover from the back of the calculator.
2. Unwrap the four AAA batteries provided with your product and insert them in the
battery compartment. Arrange the batteries according to the polarity (+ and -)
diagram in the battery compartment.
3. Replace the battery cover on the calculator. The cover should snap into place.