Texas Instruments TI-89 사용자 설명서

Getting Started

 5

Turning on your 

Turning on your 

Turning on your 

Turning on your TI-89 Titanium

TI-89 Titanium

TI-89 Titanium

TI-89 Titanium for the first time

 for the first time

 for the first time

 for the first time

After installing the batteries included with the calculator, press

´. The Apps desktop 

appears. 

 If your calculator initializes the preinstalled Apps, a progress bar will appear with 

the message “

Installation in progress . . . Do not interrupt!

” instead of the 

Apps desktop. To avoid losing Apps, do not remove the batteries during initialization. 
(You can re-install Apps from either the Product CD-ROM or 

.)

Adjusting the contrast

Adjusting the contrast

Adjusting the contrast

Adjusting the contrast

The Apps desktop

The Apps desktop

The Apps desktop

The Apps desktop

The Apps desktop is the starting point for operating your TI-89 Titanium. Your installed 
Apps appear on the Apps desktop as icons organized in categories for easy access. 
From the Apps desktop, you can:

•

Open Apps.

Progress bar

•

To lighten the display, press and hold 

8 and tap 

|.

•

To darken the display, press and hold 

8 and tap 

«.