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Sharp EL-9900 User Manual

Sharp EL-9900
284 pages
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EL-9900
MODEL
EL-9900 GRAPHING CALCULATOR
GRAPHING CALCULATOR
OPERATION MANUAL
SHARP CORPORATION
02JGK(TINSE0511EH01)
PRINTED IN CHINA/IMPRIMÉ EN CHINE/IMPRESO EN CHINA
®
®

Table of Contents

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Sharp EL-9900 Specifications

General IconGeneral
Display TypeLCD
Battery TypeCR2032
Number of FunctionsOver 300
Power SourceBattery
Dimensions20 mm
Display2-line

Summary

Declaration of Conformity

FOR YOUR RECORDS...

Section to record product information for assistance with loss or theft reporting.

Introduction

NOTICE

Important notices regarding warranty, data loss, and manual content.

Reversible Keyboard

Details on the calculator's reversible keyboard for Basic and Advanced modes.

Basic Mode

Description of the Basic Mode keyboard and its suitability for lower grades.

Advanced Mode (Default mode)

Description of the Advanced Mode keyboard for higher grades and professionals.

Caring for Your Calculator

Chapter 1: Getting Started

Before Use

Instructions for preparing the calculator before its initial use, including battery installation.

Adjusting display contrast

Procedure for adjusting the screen contrast based on ambient conditions or battery power.

Turning the calculator OFF

Information on how to manually turn off the calculator and its automatic power-off function.

Using the Hard Cover

Instructions on how to use the protective hard cover for the calculator.

Part Names and Functions

Identification and brief explanation of the main parts and keys of the calculator.

Basic Key Operations

Explanation of how to use calculator keys to access primary and secondary functions.

Changing the Keyboard

Step-by-step guide on how to reverse and change the calculator's keyboard.

Quick Run-through: Basic Mode

A practical example demonstrating basic mode calculations and features.

Chapter 2: Operating the Graphing Calculator

Basic / Advanced Keyboard

Overview of the two keyboard configurations and their functionalities.

1. Entering numbers

Guide on using number keys, decimal point, and negative number keys for input.

2. Performing standard math calculations

Explanation of basic arithmetic operations using calculator keys.

Cursor Basics

Information on the cursor's function and movement using navigation keys.

Editing Entries

Details on the calculator's two editing modes: equation and one line.

Second Function Key

How to access and use the calculator's extended key functions and math figures.

ALPHA Key

Guide on using the ALPHA key to enter alphabet characters and symbols.

Math Function Keys

Explanation of keys used for quick access to mathematical functions.

MATH, STAT, and PRGM Menu Keys

How to access and use the MATH, STAT, and PRGM menus for complex calculations.

SETUP Menu

Instructions for verifying and changing calculator configurations and preferences.

SETUP Menu Items

Detailed description of the configurable items within the SETUP menu.

Precedence of Calculations

Explanation of the order of operations and evaluation priority in calculations.

Error Messages

Information on common error messages and how to remedy them.

Resetting the Calculator

Procedures for resetting the calculator to default settings or clearing memory.

1. Using the reset switch

Step-by-step guide to resetting the calculator using the physical reset switch.

2. Selecting the RESET within the OPTION menu

Instructions for resetting the calculator via the OPTION menu.

Chapter 3: Basic Calculations — Basic Keyboard

1. Try it!

Practical example demonstrating basic calculation features.

2. Arithmetic Keys

Explanation of keys used for basic arithmetic operations like addition and subtraction.

3. Calculations Using Various Function Keys

Guide to using various function keys for simplifying calculation tasks.

4. Calculations Using MATH Menu Items

How to perform calculations using items from the MATH menu.

Chapter 4: Basic Graphing Features — Basic Keyboard

1. Try it!

Practical example demonstrating basic graphing features.

2. Explanations of Various Graphing Keys

Detailed explanation of the keys used for graphing.

Substitution feature

How to input equations and substitute numeric values for variables to draw graphs.

Chapter 5: Advanced Calculations — Advanced Keyboard

1. Try it!

Practical example demonstrating advanced calculation features.

2. Various Calculation Keys

Explanation of keys for advanced mathematical expressions.

3. Calculations Using MATH Menu

How to perform advanced calculations using the MATH menu.

4. More Variables: Single Value Variables and LIST Variables

Information on using single value and list variables.

5. TOOL Menu

Guide to using the TOOL menu for number system calculations and equation solving.

6. SETUP Menu

Instructions for verifying and changing calculator setups for mathematical and scientific functions.

Chapter 6: Advanced Graphing Features — Advanced Keyboard

1. Try it!

Practical example demonstrating advanced graphing features.

2. Graphing Parametric Equations

How to graph equations where X and Y are represented by functions in a third variable T.

3. Polar Graphing

Method for specifying points in two dimensions using polar coordinates.

4. Graphing Sequences

How to store and draw sequential graphs using u(n), v(n), and w(n).

5. The CALC Function

Utilizing the CALC function to calculate values from entered graph equations.

6. Format Setting

How to set up the graph screen format using the FORMAT menu.

7. Zoom Functions

How to set preferences for graph appearance when zooming in and out.

8. Setting a Window

Procedure for setting the graph window parameters like Xmin, Xmax, and scales.

9. Tables

How to illustrate changes using equations and graphs via tables of X and Y values.

10. The DRAW Function

Adding lines, circles, graphs, and pixel points to the graph window.

11. Substitution Feature

Rewriting equations based on numeric values for graph analysis.

Chapter 7: SLIDE SHOW Feature

1. Try it!

Practical example demonstrating the SLIDE SHOW feature.

Capture images

Instructions on how to capture and store screen images for a slide show.

Playing back the newly created SLIDE SHOW

Guide on how to play back created slide shows.

Rearranging the captured images

Instructions for moving, deleting, or renaming images within a slide show.

2. The SLIDE SHOW menu

Summary of each item within the SLIDE SHOW feature menu.

Chapter 8: Matrix Features

1. Try it!

Practical example demonstrating matrix features for solving equations.

2. Entering and Viewing a Matrix

Guide on how to define dimensions and enter elements into a matrix.

3. Normal Matrix Operations

Explanation of basic matrix calculations like addition, subtraction, and multiplication.

4. Special Matrix Operations

Details on special matrix calculation menus: OPE, MATH, and [ ].

Calculations using MATH menus

How to perform calculations like determinant, transpose, and row echelon forms.

Use of [ ] menus

Instructions for manually entering a matrix on the calculation screen using brackets.

Chapter 9: List Features

1. Try it!

Practical example demonstrating list features for data analysis.

2. Creating a list

Guide on creating and storing lists using braces and storage areas.

3. Normal List Operations

Explanation of operations that can be performed on lists.

4. Special List Operations

Details on special list operations using OPE, MATH, and L_DATA menus.

Calculations using MATH Menus

How to perform calculations like min, max, mean, and median on lists.

5. Drawing multiple graphs using the list function

How to draw multiple graphs simultaneously using list items as coordinates.

6. Using L_DATA functions

How to store and recall groups of lists using L_DATA functions.

7. Using List Table to Enter or Edit Lists

Guide on using the List Table in the STAT menu to enter or edit list items.

Chapter 10: Statistics & Regression Calculations

1. Try it!

Practical example demonstrating statistical and regression calculations.

2. Statistics Features

Overview of the statistical calculation menus: STAT, EDIT/OPE, CALC, REG, TEST, DISTRI.

2. Statistical evaluations available under the C CALC menu

Explanation of statistical values obtainable from the CALC menu.

3. Graphing the statistical data

How to plot statistical data using various graph types like histogram and scatter diagram.

1. Graph Types

Overview of different statistical graph types available on the calculator.

4. Data list operations

Performing operations on lists such as sorting, setting order, and deleting data.

5. Regression Calculations

Guide to calculating regression curves using various polynomial and function types.

6. Statistical Hypothesis Testing

How to perform hypothesis tests on statistical data using the calculator's test options.

Start a statistical test

Procedure for initiating a statistical hypothesis test.

7. Distribution functions

Explanation of distribution functions for statistical calculations like normal and T-distributions.

Chapter 11: Financial Features

1. Try it! 1

Practical example demonstrating financial calculations like loan payments.

Draw a cash flow diagram on paper

Visual guide to creating cash flow diagrams for financial problems.

Try it! 2

Practical example demonstrating financial calculations with fixed monthly payments.

Set the TAB and FSE (2 and FIX respectively)

Instructions for setting TAB and FSE for financial calculations.

1. Payment due at the beginning of the period

Guide to setting up calculations for payments made at the start of a period.

2. Payment due at the end of the period.

Guide to setting up calculations for payments made at the end of a period.

2. CALC functions

Explanation of CALC functions for financial variables like PMT, I%, PV, FV, P/Y, C/Y.

3. VARS Menu

How to use the VARS menu to recall and reenter financial variables.

Chapter 12: The SOLVER Feature

1. Three Analysis Methods: Equation, Newton, and Graphic

Overview of the three analysis methods for solving equations in the SOLVER feature.

Equation method

Using the Equation method to solve problems with a single unknown variable.

Newton’s method

Using Newton's method for approximate solutions when algebraic techniques fail.

Graphic method

Using graphical representations to approximate solutions, useful for multiple solutions.

2. Saving/Renaming Equations for Later Use

How to name and store expressions in the SOLVER for later use.

3. Recalling a Previously Saved Equation

Procedure for recalling previously stored equations from the SOLVER.

Chapter 13: Programming Features

1. Try it!

Practical example demonstrating basic programming: displaying a message.

Creating a new program

Steps to create a new program file using the PRGM menu.

Starting programming

Guide to starting the programming process by creating a new program.

Entering a command

How to enter commands from the program menu.

Entering the alphabetical input lock mode

How to use ALPHA LOCK mode for entering alphabetical characters.

2. Programming Hints

Tips for editing programs, adding commands, and managing alphabetical input.

3. Variables

Explanation of variable usage in programming, including scope and type.

4. Operands

Information on using calculation operands and comparison operands in programs.

5. Programming commands

Overview of basic programming commands like Print, Input, Wait, Rem, End, Key.

B BRNCH menu

Commands related to branching and flow control in programming.

C SCRN menu

Commands for displaying or clearing the screen in programs.

D I/O menu

Commands for sending or receiving data from external devices.

E SETUP menu

Commands for setting various graphing and calculation parameters.

F FORMAT menu

Commands for setting the graph display format.

G S_PLOT menu

Commands used for statistics plotting in programs.

6. Flow control tools

Explanation of flow control tools like Goto, Label, If, For, and While statements.

7. Other menus convenient for programming

Convenient menus for programming, including COPY and VARS.

8. Debugging

Procedure for debugging programs to find and correct errors.

9. Sample programs

Examples of programming code for common tasks.

Chapter 14: OPTION Menu

Accessing the OPTION Menu

How to access the OPTION menu for calculator adjustments.

1. Adjusting the screen contrast

Procedure for adjusting the display contrast settings.

2. Checking the memory usage

How to check the amount of memory used by various data types.

3. Deleting files

Instructions on how to delete stored files like matrices and graph equations.

4. Linking to another EL-9900 or PC

Guide on transferring data between calculators or to a PC.

A SELECT

Menu for selecting specific data categories to send.

B BACKUP

Option to send all stored data from the calculator memory.

5. Reset function

Procedure for resetting the calculator to default settings or clearing stored data.

Transmission between the EL-9900 and PC

Instructions for data communication between the calculator and a PC.

Appendix

1. Replacing Batteries

Information on compatible battery types and precautions for handling.

Procedures for replacing unit operation batteries

Step-by-step guide for replacing the main unit batteries.

Replacing the memory backup battery

Instructions for replacing the lithium battery for memory backup.

2. Troubleshooting Guide

Solutions for common problems such as power issues, display clarity, and errors.

3. Specifications

Technical specifications of the calculator, including display, keyboard, and features.

4. Error Codes and Error Messages

List of error codes, messages, and their descriptions for troubleshooting.

5. Error Conditions Relating to Specific Tasks

Specific error conditions related to financial, distribution, and other calculation types.

1. Financial

Error conditions and formulas for financial calculations.

2. Error conditions during financial calculations

Detailed error conditions specific to financial calculations.

3. Distribution function

Explanation of error conditions related to distribution functions.

6. Calculation Range

Information on the calculation ranges for arithmetic and function calculations.

1. Arithmetic calculation

Specifies the valid range for arithmetic operations and operands.

2. Function calculation

Details on calculation accuracy and valid ranges for mathematical functions.

3. Complex number calculation

Information on calculation errors that may occur during complex number operations.

7. CATALOG Feature

How to access and use the CATALOG menu for features and commands.

8. List of Menu/Sub-menu Items

A comprehensive list of functions, commands, and their keystrokes.

1. MATH menus

List of commands and keystrokes for the MATH menu.

2. LIST menus

List of commands and keystrokes for the LIST menu.

3. STAT menus

List of commands and keystrokes for the STAT menu.

4. STAT PLOT menus

List of commands and keystrokes for STAT PLOT settings.

5. DRAW menus

List of commands and keystrokes for the DRAW menu.

6. ZOOM menus

List of commands and keystrokes for the ZOOM menu.

7. CALC menus

List of commands and keystrokes for the CALC menu.

8. SLIDE SHOW menus

List of commands and keystrokes for the SLIDE SHOW menu.

9. PRGM menus

List of commands and keystrokes for the PRGM menu.

10. MATRIX menus

List of commands and keystrokes for MATRIX operations.

11. FINANCE menus

List of commands and keystrokes for financial calculations.

12. TOOL menus

List of commands and keystrokes for TOOL functions.

13. SOLVER menus

List of commands and keystrokes for the SOLVER feature.

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