Texas Instruments Titanium TI-89 User manual

TI-89 Titanium

Graphing Calculator

TI-89 Titanium Graphing Calculator 2

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to any implied warranties of merchantability and fitness for a particular purpose,

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Instruments, regardless of the form of action, shall not exceed the purchase price of this

product. Moreover, Texas Instruments shall not be liable for any claim of any kind

whatsoever against the use of these materials by any other party.

USA FCC Information Concerning Radio Frequency Interference

This equipment has been tested and found to comply with the limits for a Class B digital

device, pursuant to Part 15 of the FCC rules. These limits are designed to provide

reasonable protection against harmful interference in a residential installation. This

equipment generates, uses, and can radiate radio frequency energy and, if not installed

and used in accordance with the instructions, may cause harmful interference to radio

communications. However, there is no guarantee that interference will not occur in a

particular installation.

If this equipment does cause harmful interference to radio or television reception, which

can be determined by turning the equipment off and on, you can try to correct the

interference by one or more of the following measures:

• Reorient or relocate the receiving antenna.

• Increase the separation between the equipment and receiver.

• Connect the equipment into an outlet on a circuit different from that to which the

receiver is connected.

TI-89 Titanium Graphing Calculator 3

• Consult the dealer or an experienced radio/television technician for help.

Caution: Any changes or modifications to this equipment not expressly approved

by Texas Instruments may void your authority to operate the equipment.

Windows and Macintosh are trademarks of their respective owners.

Getting Started 4

Getting Started

Getting StartedGetting Started

Getting Started

Initial start-up

Initial start-upInitial 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 a backup silver oxide battery

(SR44SW or 303). 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.

Getting Started 5

Turning on your

Turning on yourTurning on your

Turning on your TI-89 Titanium

TI-89 TitaniumTI-89 Titanium

TI-89 Titanium for the first time

for the first timefor the first time

for the first time

After installing the batteries included with the calculator, press ´. The Apps desktop

appears.

Note: 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 education.ti.com.)

Adjusting the contrast

Adjusting the contrastAdjusting the contrast

Adjusting the contrast

The Apps desktop

The Apps desktopThe 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 8and tap

• To darken the display, press and hold 8and tap

«.

CHAR

VAR-LINK

Getting Started 6

• Select and edit categories of Apps.

• View all of the Apps installed on your calculator.

• View the full name of the highlighted App.

• View and edit the time and date.

• Check status line information.

• View split-screen mode information.

TI-89 Titanium Apps desktop

ÊView full name of highlighted App.

ËView time and date.

ÌPress ¸to open highlighted App.

ÍScroll down to view additional Apps.

ÎCheck status line information.

Getting Started 7

ÏEdit categories.

To return to the Apps desktop at any time, press O. The last category selected

appears with the last open App highlighted.

Turning off the calculator

Turning off the calculatorTurning off the calculator

Turning off the calculator

Press 2®. The next time you turn on the calculator, the Apps desktop appears with

the same settings and memory contents retained. (If you turned off the Apps desktop,

the calculator Home screen appears.)

You can use either of the following keys to turn off the TI-89 Titanium.

Press: Description

2 ® (press 2

and then press ®)

Settings and memory contents are retained by

the Constant Memory™ feature.

• You cannot, however, use 2 ® if an error

message is displayed.

• When you turn the TI-89 Titanium on again, it

displays either the Home screen or the Apps

desktop (regardless of the last application you

used).

¥ ® (press ¥

and then press ®)

Similar to 2 ® except:

• You can use ¥ ® if an error message is

displayed.

• When you turn the TI-89 Titanium on again, it

will be exactly as you left it.

Getting Started 8

Note: ® is the second function of the ´ key.

The calculator’s Automatic Power Down™ (APD™) feature prolongs battery life by

turning the calculator off automatically following several minutes of inactivity. When you

turn on the calculator after APD:

• The display, cursor, and any error conditions are exactly the same as before APD.

• All settings and memory contents are retained.

Note: APD does not occur if a calculation or program is in progress, unless the program

is paused. If a program is running but waiting for a key press, APD will occur after

several minutes of inactivity.

Getting Started 9

TI-89 Titanium

TI-89 TitaniumTI-89 Titanium

TI-89 Titanium keys

keyskeys

keys

Getting Started 10

TI-89 Titanium keys

ÊFunction keys (ƒ– Š) open toolbar menus, access Apps, and edit categories of

Apps.

ËCursor keys (A, B, C, D) move the cursor.

ÌNumeric keypad performs math and scientific functions.

ÍModifier keys (2, 8, 7) add features by increasing the number of key commands.

Entering special characters

Entering special charactersEntering special characters

Entering special characters

Use the CHAR (Character) menu and key commands to enter special characters. The

CHAR menu lets you access Greek, math, international, and other special characters.

An on-screen keyboard map shows the locations of shortcuts used to enter other

commonly used characters.

To select characters from the CHAR menu:

1. Press 2G. The CHAR menu appears.

2. Use the cursor keys to select a category. A submenu lists the characters in that

category.

3. Use the cursor keys to select a character, and press ¸.

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