Using The Matrix Mode - Casio POWER GRAPHIC fx-7700GE Owner's Manual

Handling Precautions
About This Manual.....
*Your calculator is made up of precision components.. Never try to take it apart.
*Avoid dropping your calculator-and subjecting it to other strong. impacts.
*Do not store the calculator or leave it in areas exposed to high terperatures or humidity,
or large amounts of dust. When exposed te low temperatures, the calculator may require
more time to display results and may even fail to operate. Correct operation will resume
once the calculator is brought back to normal temperature.
*The display will go blank and keys will not operate during calculations. When you are
operating ithe keyboard, be sure to watch the display ta make sure that all your key
operations are being performed correctly.
*Replace batteries once every 2 years regardless of how much the calculator is used
during that period. Never leave dead batteries in the battery compartment. They can
leak and damage the unit.
«Avoid using volatile liquids such as thinner or benzine to clean the unit. Wipe it with
a soft, dry cloth, or with a cloth that has been dipped in a solution of water and a neutral
detergent and wrung out.
in no event will the manufacturer and its suppliers be liable to you or any other person
for any damages, expenses, lost profits, lost savings or any other damages arising. out
of: loss of data and/or formulas arising out of malfunction, repairs, or battery replace-
ment. The user should prepare physical records of data to protect against such data loss.
*Néver dispose of batteries, the liquid crystal panel, or other components by burning them.
°When the. 'Low battery" message appears on the display, replace the main power sup-
ply batteries as soon as possible.
*Be sure that the power switch is set to OFF when: replacing batteries.
¢if the calculator is exposed to a strong electrostatic charge, its memory contents. may
be-damaged or the keys may stop working. In such a case, perform the All Reset opera-
tion to clear the memory and restore normal key operation.
*Note that strong vibration or impact during program execution can cause execution to
stop or can. damage the calculator's memory contents.
*Using the calculator near a television or radio can cause interference with TV or radio
reception.
*Before assuming malfunction of the unit, be sure to carefully reread this manual and
ensure that the problem is not due to insufficient battery power, programming or opera-
tional errors. .
in no event shall CASIO Computer Co., Ltd. be liable to anyone for special, collateral,
incidental, or consequential damages in connection with or arising aut of the purchase
or use of these materials. Moreover, CASIO Computer Co., Ltd. shall not be liable for
any claim of any kind whatsoever against the use of these materials by any other party.
The contents of this manual are subject to change without notice.
¢No part of this manual may be reproduced in any form without the express written
consent of the manufacturer.
*The options described in-Chapter 9 of this manual may not be available in certain f
geographic areas. For full details on availability in your area, contact your nearest /
CASIO dealer or distributor.
=3-
This manual is divided into chapters to help you find the operation you want guickly and
easily. viet
Chapter t Getting Acquainted
This chapter gives you a general introduction to thé Various capabilities of the unit. It con-
tains important inform ation about the'unit, so you shooid| be! sure toreadit before starting
operation.
Chapter 2 Manual Calculations
Manual calculations are those that you input manually, as on the simplest of calculators.
This chapter provides various examples to help you become familiar with the manual
caiculations.
Chapter 3 Differential and Integration Calculations
This chapter tells you how to perform differential and integration calculations on this unit.
Chapter 4 Statistical Calculations
This chapter tells you how to perform single-variable statistical calculations using standard
deviation, and paired-variable statistical calculations using regression. No matter what
type of statistical calculations you decide to perform, you can tell the unit to either store
the statistical data or not to store the data.
Chapter 5 Using the Matrix Mode
This chapter tells you how to perform the calculations with five variable matrices (Mat
A through Mat E) and a special matrix answer memory (Mat Ans).
Chapter 6 Equation Calculation
This chapter explains haw to solve linear equations with two or three unknowns, and how
to solve quadratic equations.
Chapter 7 Graphing
This chapter explains everything you need to know to fully use the versatile graphing capa-
bilities of te unit.
Chapter 8 Programming
This chapter tells you how.to use the program memory of the unit. Once you program
a calculation, you can call it up and execute it using any values you want at the touch
of a key.
Chapter 9 Data Communications
This chapter tells you everything you need to know to transfer programs between the
fx-7700GE and another CASIO Power Graphic unit or between your fx-7700GE and a per-
sonal computer.
Appendix
The appendix contains information on battery replacement, error messages, specifica-
tions, and other technical details.