Instruction/ maintenance manual of the product FX-912MS Casio
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E http://world.casio.com/edu_e/ f x-100MS f x-115MS ( fx-912MS) User’s Guide 2 ( Additional Functions) k fx-912MS owners Please be sure to read the impor tant notice of this manual.
CASIO ELECTRONICS CO., LTD . Unit 6, 1000 North Circular Road, London NW2 7JD, U.K. Please keep y our manual and all information handy for future reference .
E-1 Contents Bef ore g etting started... .......................... 2 k Modes .................................................................... 2 Mathematical Expression Calculations and Editing Functions ............................ 3 k Replay Cop y .
E-2 Befor e getting star ted... k Modes Before starting a calculation, you must first enter the correct mode as indicated in the table belo w . • The following table shows the modes and required operations for the fx-100MS and fx-115MS. fx-100MS and fx-115MS Modes • Pressing the F ke y more than three times displa ys additional setup screens.
E-3 • Mode indicators appear in the upper par t of the displa y , except for the BASE indicators, which appear in the ex ponent par t of the display .
E-4 COMP CMPLX •Y ou can also edit e xpressions on the display and per- form other multi-statement operations. For more details about using multi-statements, see “Multi-statements” in the separate “User’ s Guide.
E-5 COMP 1 2 Use the f or mula below to calculate initial v elocity A for a height of B = 14 meters and a time of C = 2 seconds. Gravitational acceleration is D = 9.
E-6 To input this symbol: Perform this key operation: Unit k (kilo) A k 10 3 M (Mega) A M 10 6 G (Giga) A g 10 9 T (T era) A t 10 12 m (milli) A m 10 –3 µ (micro) A N 10 –6 n (nano) A n 10 –9 p.
E-7 CMPLX A P 0.9 J 900. 9 ⫼ 1 m Complex Number Calculations Use the F key to enter the CMPLX Mode when you want to perform calculations that include complex numbers. CMPLX ........................................................... F 2 • The current angle unit setting (Deg, Rad, Gr a) affects CMPLX Mode calculations.
E-8 Imaginary axis Real axis k Absolute V alue and Argument Calculation Supposing the imaginary number expressed by the rectangular form z = a + bi is represented as a point in the Gaussian plane, you can determine the absolute value ( r ) and argument ( ) of the comple x number .
E-9 B ASE •Y ou select rectangular f or m ( a + bi ) or polar f or m ( r ⬔ ) for display of complex number calculation results. F ... 1 (Disp) r 1 ( a + bi ): Rectangular form 2 ( r ⬔ ):.
E-10 •Y ou can use the f ollowing logical operators between values in Base- n calculations: and (logical product), or (logical sum), xor (exclusive or), xnor (exclusive nor), Not (bitwise complement), and Neg (negation). • The following are the allowable ranges for each of the available number systems.
E-11 1 2 3 4 P ( Q ( R ( → t SD REG SD • Example 4: To c o n v er t the value 22 10 to its binary , oc- tal, and hexadecimal equivalents. (10110 2 , 2 6 8 , 1 6 16 ) Binary mode: t b 0. b l l l 1 (d) 22 = 10110. b Octal mode: o 26. o Hexadecimal mode: h 16.
E-12 COMP Differ ential Calculations The procedure described below obtains the derivative of a function. Use the F key to enter the COMP Mode when you w ant to perf or m a calculation inv olving differentials . COMP ...................................
E-13 COMP •Y ou can omit input of ∆ x , if y ou want. The calculator automatically substitutes an appropriate value for ∆ x if you do not input one. •D iscontinuous points and extreme changes in the value of x can cause inaccurate results and errors.
E-14 Power Supply The type of battery you should use depends on the model n umber of y our calculator . fx-115MS The TW O W A Y PO WER system actually has two power supplies: a solar cell and a G13 T ype (LR44) button battery . Normally , calculators equipped with a solar cell alone can operate only when relativ ely bright light is present.
E-15 fx-100MS This calculator is powered b y a single AA-size battery . •R eplacing the Battery Dim figures on the displa y of the calculator indicate that battery power is low . Continued use of the calculator when the battery is low can result in improper operation.
E-16 Specifications Po wer Supply: fx-100MS: Single AA-size battery (R6P(SUM-3)) fx-115MS: Solar cell and a single G13 T ype button battery (LR44) Battery Life: fx-100MS: Approximately 17,000 hours contin uous display of flashing cursor . Appro ximately 2 years when left with power tur ned off.
SA0206-D Printed in China CA 310074C-1 CASIO COMPUTER CO. , L TD . 6-2, Hon-machi 1-chome Shibuya-ku, Tokyo 151-8543, Japan.
An important point after buying a device Casio FX-912MS (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Casio FX-912MS yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Casio FX-912MS - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Casio FX-912MS you will learn all the available features of the product, as well as information on its operation. The information that you get Casio FX-912MS will certainly help you make a decision on the purchase.
If you already are a holder of Casio FX-912MS, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Casio FX-912MS.
However, one of the most important roles played by the user manual is to help in solving problems with Casio FX-912MS. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Casio FX-912MS along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
