Manuale d’uso / di manutenzione del prodotto TI-73 del fabbricante Texas Instruments
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Getting Started with the TI-73 Explor er™, CBL 2™, and CBR™ CL3456.
Important Information T e xas Instruments makes no warranty , either express or implied, including but not limited to any im plied w arranties of merchantability and fitness for a particular purpose, regarding any programs or book materials and makes such materials ava ilable solely on an "as-is" basis.
© 2003 T exas Instruments Incorporated. Contents Important Information ........................................................................ 2 Contents ............................................................................................ 3 TI-73 Explorer™ keys .
4 © 2003 T exas Instruments Incorporated. TI-73 Explorer ™ keys $ " # ! Let you move the cursor in four directions on the screen. : Erases entries an d answers on the Home screen and entry line. 9 Lists the applicatio ns instal le d on your TI-73 Explorer.
© 2003 T exas Instruments Incorporated. 5 T urning on and tur ning off the T I - 7 3 E x p l o r e r ™ • T o turn on the TI-73 Explorer, press ^ locat ed at the lowe r left corner of the d evice. • T o turn off the TI-73 Explorer, press - , and then the ^ key .
6 © 2003 T exas Instruments Incorporated. Home screen The first time you turn on your TI -73 Explorer™, this screen appears: Note: Download the latest oper ating system (OS) to your Internet- enabled computer using the TI-Connecti vity Kit. Both the lat est OS and TI Connectivity Kit are available at education.
© 2003 T exas Instruments Incorporated. 7 Example: Multiply 5 x 4. Entering secondary functions - Secondary functions are printed in yellow above the keys. T o select a secondary function, first press the yellow - key , and then press a key with a secondary function.
8 © 2003 T exas Instruments Incorporated. Entering text -t Y ou can use the T ext Editor to key in text, s uch as alphab etic chara cters, braces, quotation marks, spaces, and relations. • T o access the T ext Editor , press - t . • T o return to the Home screen from the T ext Editor: Select Done in the T ext Editor and pre ss b .
© 2003 T exas Instruments Incorporated. 9 Clear : and Quit - l Clear : The : key is located just below the four cursor keys at the upper right corner of the keyboard. • Pressing : while entering information clears the entry line. • Pressing : when the cursor is on a blank l ine clears the H ome screen.
10 © 2003 T exas Instruments Incorporated. Using subtraction T and negation a keys •U s e T to enter subtraction operations. •U s e a t o enter a negative number in an operation, expression, or on a setup screen. Note: The TI-73 Explorer™ subtractio n and nega tion symbols app ear slightly different to make them easier to distinguish.
© 2003 T exas Instruments Incorporated. 11 Keyboard math applications Example: Add L 456 + 123. Example: Divide 45.68 P 123. Example: Multiply 28 Q 1.
12 © 2003 T exas Instruments Incorporated. Integer division - Œ - Œ divides two positive int egers and displays the quotient and remainder ( r ). Example: Calculate 11 P 2 using integer division. Percent C Example: Convert 75% to a decimal. Press Result 1 1 - Œ 2 b Note: The answer is 5 with a remainder of 1 .
© 2003 T exas Instruments Incorporated. 13 Square 6 Example: Calculate 5 2 . Example: Compare the results of L 5 2 and ( L 5) 2 . Press Result 5 6 b Press Result a 5 6 b D a 5 E 6 b.
14 © 2003 T exas Instruments Incorporated. Square r oot -z Example: Calculate . Pi - „ The TI-73 Explorer™ displays p = 3.141592654 but uses 3.1415926535898 in calculations.
© 2003 T exas Instruments Incorporated. 15 Fractions This example shows the stacked fraction and manual simplification features of the TI-73 Explorer™. (S ee Chapter 3 of the TI-73 Explorer Software Graphing Calculator Guidebook .) Example: Add 1 3/4 + 2 4/8 and manually simplify the result.
16 © 2003 T exas Instruments Incorporated. Choosing the simp lification factor Example: Add 4/16 + 8/16 and choose the simplification factor to redu ce the sum to lowest terms. Press Result - l : 4 = 1 6 " 8 = 1 6 b B 2 b B 3 b Because the result did not change, try another factor .
© 2003 T exas Instruments Incorporated. 17 Constants with counter -creating number patterns The TI-73 Explorer™ Constant feature makes it easy to create number patterns. Watch the pattern in the example below take shape on the Home screen. Example: Set up a SINGLE counter , define a constant (+5), and create a number pattern.
18 © 2003 T exas Instruments Incorporated. Scro lling on the Home screen The TI-73 Explorer™ scrolling feat ure helps make number inv estigation easy by providing a copy and paste functionality . Example: Sum the second (5 + 5) and fi fth (20 + 5) terms of the number pattern created in the previous ex ample.
© 2003 T exas Instruments Incorporated. 19 Using parentheses D E Example: Multiply 4 * 1 + 2 and 4 * (1 + 2). Example: Divide 1/2 P 2/3 (not using stacke d fraction capability).
20 © 2003 T exas Instruments Incorporated. TI-73 Explorer ™ menus Y ou use a menu to enter most TI-73 Explorer functions and instructions on the Home screen. T o select an item from a displayed me nu: • Press the number or letter displayed to the left of the item.
© 2003 T exas Instruments Incorporated. 21 Selected TI-73 Explor er ™ menus TI-73 Explorer graphing menus T o select Description Press Mode menu Lists commands that let you control how numbers are displayed and interpreted .
22 © 2003 T exas Instruments Incorporated. T ABLE SETUP menu Lists options specif ying table settings y f Window format menu Lets you choose display settings for function graphing and statistical plo.
© 2003 T exas Instruments Incorporated. 23 Changing mode settings Use mode settings to specify how the TI-73 Explorer™ interpret s entries and displays answers. Example: Change the mode setting for decimals from Float to 3 decimal places. Note: Y ou must highlight a mode setting and press Í to change it.
24 © 2003 T exas Instruments Incorporated. Creating lists and statistical plots T o create categorical and number lists: 1. Use the List Editor to enter th e categorica l and numerical lists.
© 2003 T exas Instruments Incorporated. 25 " (to move cursor to L2) 1 5 b 2 5 b 1 0 b Note: The mode setting for decimals in this example is set to Float .
26 © 2003 T exas Instruments Incorporated. Note: Pr ess y5 to return to the Home screen. # # # " b (to display numbers on the pie chart as percentages) * ) Press Result.
© 2003 T exas Instruments Incorporated. 27 Graphing a line T o graph a line: 1. Display the Y= Editor . 2. Enter the line. 3. Display the graph. (See the TI-73 Explorer™ Software Graphing Calculator Guidebook for more detailed information .) Example: Graph the line Y = 2 x + 1.
28 © 2003 T exas Instruments Incorporated. Error me ssages The TI-73 Explorer™ displays an error message whenever an error occurs. Example: Generate an error by enter ing the least common multiple function lcm( followed by only one number . • T o return to the Home screen with the cursor on a new entry line, select 1:Quit .
© 2003 T exas Instruments Incorporated. 29 DOMAIN Y ou specified an argument to a function or instruction outside the valid range, such as using a negative frequency in box plots. Note: Because The TI-73 Explorer™ allows undefined values on a graph, this error is not dis played during graphing.
30 © 2003 T exas Instruments Incorporated. MEMORY menu - Ÿ T o display the list of commands used to manage TI-73 Explorer™ memory , press - Ÿ to open the MEMORY menu. T o select a command from the MEMORY menu, use t he cursor keys to select it and press b .
© 2003 T exas Instruments Incorporated. 31 3:Check APPs - Ÿ The 3:Check APPs command displays the Spaces Free screen, where you can view the memory available for Apps in terms of spaces . Apps spaces are used by p reloaded Apps. The preloa ded CBL™ /CBR™ App uses one space.
32 © 2003 T exas Instruments Incorporated. 2. T o display the RESET menu, press 7:Reset . 3. T o display the RESET RAM menu, press 1:All RAM . 4. Press 2:Reset . 5. Press : to display the Home screen. Note: When you reset the TI-73 Explorer™, the display contrast is also reset and might need to be adjusted.
© 2003 T exas Instruments Incorporated. 33 Installing handheld software applications Y ou can update the functionality of your TI-73 Explorer™ by installing handheld software applications (Apps). Installing Apps on your TI-73 Explorer is similar to installing new software applications on your computer .
34 © 2003 T exas Instruments Incorporated. Instructions for Macintosh® using TI Conn ect ™ 1. Connect your computer and handheld device with the TI Connectivity cable. 2. T urn on the handheld device and go to the Home screen. 3. Start the TI Connect software and click Connection to connect with the handheld device.
© 2003 T exas Instruments Incorporated. 35 Running software applications Example: Run the CBL™/CBR™ App on your TI-73 Explorer™. Press Result Œ Press † or $ as needed to run the CBL/CBR App.
36 © 2003 T exas Instruments Incorporated. Collecting data using the CBL ™ /CBR ™ App Example: Run the RANGER program from the CBL/CBR App. Each menu item helps you quickly set up data collection using the CBR. Investigate on your own. Press Result T o run the CBL/CBR App, see “Running software applications” on page 35 Press any key .
© 2003 T exas Instruments Incorporated. 37 Collecting data using the CBL 2 é T o use the CBL 2 data collection system for the first time and use t he temperature probe to collect data: 1. Insert batteries in the CBL 2. 2. Connect the CBL 2 to the TI-73 Explorer™ using the unit-to-unit cable.
38 © 2003 T exas Instruments Incorporated. 9. A real-time graph measuring temp erature appears. After about 30 seconds, press X to stop collecting data. Y ou just successfully collected and plotted data. For other DataMate options (including other sensors , analysis, and data saving), see Getting Started With the CBL 2 , or visit: education.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Texas Instruments TI-73 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Texas Instruments TI-73 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Texas Instruments TI-73 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Texas Instruments TI-73 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Texas Instruments TI-73, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Texas Instruments TI-73.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Texas Instruments TI-73. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Texas Instruments TI-73 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
