Introducció
Welcome to the user manual for your new Texas Instruments TI-84 Evo Graphing Calculator. This guide provides essential information for setting up, operating, maintaining, and troubleshooting your device. The TI-84 Evo is designed to enhance learning in mathematics and science, featuring a faster processor, increased graphing space, an intuitive icon-based home screen, and Python programming capabilities.
Please read this manual thoroughly to ensure proper use and to maximize the functionality of your calculator.
Imatge: Frontal view of the white TI-84 Evo Graphing Calculator.
Configuració
1. Càrrec inicial
Before first use, fully charge your TI-84 Evo calculator.
- Connect the provided USB-C cable to the calculator's USB-C port.
- Connecteu l'altre extrem del cable a un adaptador de corrent USB compatible (no inclòs) o al port USB d'un ordinador.
- El llum indicador de càrrega s'il·luminarà. Una càrrega completa normalment triga diverses hores.
Imatge: Lateral view of the TI-84 Evo showing the USB-C charging port.
2. Encendre/apagar
- Per encendre, premeu el botó ON botó situat a la part inferior esquerra del teclat numèric.
- Per apagar, premeu 2n, doncs ON (which functions as OFF).
- The calculator will automatically power off after a period of inactivity to conserve battery.
Instruccions de funcionament
1. Icon-Based Home Screen
The TI-84 Evo features an intuitive icon-based home screen for quick access to common math tools and applications.
Image: The icon-based home screen of the TI-84 Evo, displaying various math tools and applications.
- Use the arrow keys to navigate between icons.
- Premeu ENTRAR to select an application or tool.
Video: Official Texas Instruments video demonstrating the TI-84 Evo Graphing Calculator's features, including the icon-based home screen.
2. Càlculs bàsics
Introduïu números i operacions amb el teclat numèric. Premeu ENTRAR to compute the result.
- +, -, *, /: Standard arithmetic operations.
- ^: Exponentiation.
- 2n: Accesses the secondary function printed above each key.
- ALFA: Accesses the alphabetic character printed above each key.
Image: Close-up of the TI-84 Evo's simplified keypad, highlighting key layout and functions.
3. Representació gràfica de funcions
The TI-84 Evo offers 50% more graphing space for clearer visualization of mathematical relationships.
- Premeu Y= to enter function equations.
- Input your desired function (e.g., X^2).
- Premeu GRÀFICA per mostrar el gràfic.
- Ús FINESTRA to adjust graph settings (Xmin, Xmax, Ymin, Ymax, etc.).
- Ús ZOOM for various scaling options.
Image: The TI-84 Evo screen displaying a quadratic function graph.
Video: Official Texas Instruments video highlighting the evolution of the TI-84 series, including improved graphing capabilities of the Evo model.
4. Python Programming
The TI-84 Evo includes built-in Python programming functionality, allowing users to write and execute Python scripts.
- Access the Python editor from the icon-based home screen.
- Write, edit, and run Python programs directly on the calculator.
- This feature introduces basic coding skills relevant to real-world applications.
Manteniment
1. Cura de la bateria
- The TI-84 Evo uses a rechargeable lithium-ion battery.
- Carregueu la bateria regularment per mantenir un rendiment òptim.
- Eviteu descarregar completament la bateria durant períodes prolongats.
- If the calculator will not be used for a long time, charge it to about 50% before storing.
2. Neteja
- Use a soft, dry cloth to clean the screen and casing.
- No utilitzeu netejadors abrasius, dissolvents ni aerosols.
- Eviteu que entri humitat a cap obertura.
Resolució de problemes
| Problema | Solució |
|---|---|
| La calculadora no s'encén. | Ensure the battery is charged. Connect to a power source using the USB-C cable. If the issue persists, try resetting the calculator by pressing the RESET button (usually a small hole on the back, requiring a paperclip). |
| La pantalla està en blanc o congelada. | Manteniu premut el botó ON button for a few seconds to force a restart. If unresponsive, perform a hard reset using the RESET botó. |
| Resultats de càlcul incorrectes. | Check your input and ensure the calculator is in the correct mode (e.g., radian/degree, float/exact). Refer to the operating instructions for specific function usage. |
| La bateria s'esgota ràpidament. | Reduce screen brightness. Ensure the calculator is powered off when not in use. Avoid extreme temperatures. If the problem continues, the battery may need service. |
Especificacions
| Característica | Detall |
|---|---|
| Marca | Texas Instruments |
| Nom del model | TI-84 Evo |
| Número de model | 84EVO/FC |
| Tipus de calculadora | Gràfics |
| Color | Blanc |
| Font d'alimentació | Funciona amb bateria (1 bateria d'ions de liti inclosa) |
| Mida de la pantalla | 2.8 polzades |
| Tipus de visualització | LCD |
| Dimensions de l'article (L x A) | 7.57" de llargada x 3.4" d'amplada |
| Pes de l'article | 7.2 unces |
| UPC | 033317209927 |
Image: Packaging of the TI-84 Evo, showing key features and a comparison table with previous models.
Garantia i Suport
Informació de la garantia
The Texas Instruments TI-84 Evo Graphing Calculator comes with a Garantia limitada d'1 any from the manufacturer. For detailed warranty terms and conditions, please visit the official Texas Instruments education weblloc.
Atenció al client
For additional support, resources, and frequently asked questions, please visit the official TI-84 Evo information page: education.ti.com/84evo-info.