EL-520W Operation Manual - Sharp.ca

1 FIX/SCI/ENG: Indicates the notation used to display a value. Priority Levels in Calculation Integral calculation (Simpson's rule): Fraction Calculations ENGLISH. DEG/RAD/GRAD: Indicates angular units. operations are performed according to the following priority: a Arithmetic operations and memory calculations can be performed SCIENTIFIC CALCULATOR Q Fractions (1l4, etc.) W , engineering prefixes E Functions 1. S= h{ (a)+4{ (a+h)+ (a+3h)+ + (a+(N 1)h)} h=b . STAT : Appears when statistics mode is selected. 3 N using fractions, and conversion between a decimal number and a preceded by their argument (x-1, x2, n!, etc.) R Yx, x T Implied +2{ (a+2h)+ (a+4h)+ + (a+(N 2)h)}+f(b)} N=2n fraction. MODEL EL-520W M : Indicates that a value is stored in the independent memory. multiplication of a memory value (2Y, etc.) Y Functions followed by a x b If the number of digits to be displayed is greater than 10, the ?

2 : Indicates that the calculator is waiting for a numerical their argument (sin, cos, etc.) U Implied multiplication of a function dx dx number is converted to and displayed as a decimal number. Operation Manual f(x+ ) f(x ). value to be entered, such as during simulation calculation. (2sin30, etc.) I nCr, nPr O , P +, { AND } OR, XOR, XNOR Differential calculation: 2 2. f'(x)= Binary, Pental, Octal, Decimal, and Hexadecimal q =, M+, M , M, |DEG, |RAD, |GRAD, DATA, CD, r , xy dx PRINTED IN CHINA / IMPRIM EN CHINE / IMPRESO EN CHINA : Appears when the calculator shows an angle as the result and other calculation ending instructions operations (N-Base). 04 CGK (TINSE0730 EHZZ) in the complex calculation mode. [When performing integral calculations]. If parentheses are used, parenthesized calculations have prec- Conversions can be performed between N-base numbers.

3 The i : Indicates an imaginary number is being displayed in the Integral calculations, depending on the edence over any other calculations. four basic arithmetic operations , calculations with parentheses complex calculation mode. integrands and subintervals included, require y longer calculation time. During calculation, Cal- and memory calculations can also be performed, along with the INITIAL SET UP culating! will be displayed. To cancel calcula- logical operations AND, OR, NOT, NEG, XOR and XNOR on INTRODUCTION binary, pental, octal and hexadecimal numbers. BEFORE USING THE CALCULATOR tion, press . Note that there will be greater Thank you for purchasing the SHARP Scientific Calculator Model Mode Selection integral errors when there are large fluctua- Conversion to each system is performed by the following keys: EL-520W .

4 Key Notation Used in this Manual tions in the integral values during minute shift- a x x bx @ ( appears.), @ ( appears.), @ . m0: Normal mode (NORMAL) 0 1. About the calculation examples (including some formulas and In this Manual , key operations are described as follows: ing of the integral range and for periodic func- x 2. x 3 ( appears.), @ ( appears.), @ ( , , tables), refer to the reverse side of this English Manual . Refer to m1: Statistic mode (STAT) tions, etc., where positive and negative inte- the number on the right of each title in the Manual for use. To specify ex : @e gral values exist depending on the interval. x0. y x2 and disappear.). After reading this Manual , store it in a convenient location for To specify ln : I m2: Equation mode (EQN) For the former case, divide integral intervals b Note: The hexadecimal numbers A F are entered by pressing future reference.

5 To specify F : K as small as possible. For the latter case, a x m3: Complex number mode (CPLX) x1 x3 , , L, , l, and I, and displayed Functions that are printed in orange above the key require @ to separate the positive and negative values. as follows: Operational Notes be pressed first before the key. When you specify the memory, Following these tips will allow results of calculations with greater Do not carry the calculator around in your back pocket, as it SET UP menu accuracy and will also shorten the calculation time. A , B , C , D , E , F . press K first. Numbers for input value are not shown as keys, may break when you sit down. The display is made of glass but as ordinary numbers. Press to display the SET UP menu. In the binary, pental, octal, and hexadecimal systems, fractional DRG FSE TAB Random Function and is particularly fragile.

6 A menu item can be selected by: parts cannot be entered. When a decimal number having a frac- Keep the calculator away from extreme heat such as on a car Power On and Off moving the flashing cursor by using 0 1 The Random function has four settings for use in the normal or tional part is converted into a binary, pental, octal, or hexadeci- dashboard or near a heater, and avoid exposing it to exces- Press to turn the calculator on, and @F to turn it off. > <, then pressing (= key), or statistics mode. (This function cannot be selected while using the mal number, the fractional part will be truncated. Likewise, when sively humid or dusty environments. pressing the number key corresponding to the menu item number. N-Base function.) To generate further random numbers in succes- the result of a binary, pental, octal, or hexadecimal calculation Since this product is not waterproof, do not use it or store it Clearing the Entry and Memories If or is displayed on the screen, press [ or ] to sion, press.

7 Press to exit. includes a fractional part, the fractional part will be truncated. In where fluids, for example water, can splash onto it. Raindrops, view the previous/next menu screen. The generated pseudo-random number series is stored in memory the binary, pental, octal, and hexadecimal systems, negative num- water spray, juice, coffee, steam, perspiration, etc. will also Operation Entry M A-F, X, Y STAT*1 Press to exit the SET UP menu. Y. Each random number is based on a number series. bers are displayed as a complement. cause malfunction. (Display) F1-F4 ANS STAT VAR*2. [Determination of the Angular Unit] [Random Numbers]. Clean with a soft, dry cloth. Do not use solvents or a wet cloth. Time, Decimal and Sexagesimal Calculations The following three angular units (degrees, radians, and grads) can A pseudo-random number, with three significant digits from 0 up to Do not drop it or apply excessive force.

8 Be specified. , can be generated by pressing @`0 . Conversion between decimal and sexagesimal numbers can be Never dispose of batteries in a fire. @c performed, and, while using sexagesimal numbers, conversion to Keep batteries out of the reach of children. Mode selection DEG ( ) : Press 00. [Random Dice] seconds and minutes notation. The four basic arithmetic opera- This product, including accessories, may change due to up- RAD (rad) : Press 01. To simulate a die-rolling, a random integer between 1 and 6 can be tions and memory calculations can be performed using the @ 00*3 GRAD (g) : Press 02. generated by pressing @`1 . grading without prior notice. sexagesimal system. Notation for sexagesimal is as follows: @ 10*4. [Selecting the Display Notation and Decimal Places] [Random Coin]. NOTICE RESET switch Four display notation systems are used to display calculation re- To simulate a coin flip, 0 (head) or 1 (tail) can be randomly gener- SHARP strongly recommends that separate permanent : Clear : Retain sults: Floating point; Fixed decimal point; Scientific notation; and ated by pressing @`2.

9 Degree second written records be kept of all important data. Data may be *1 Statistical data (entered data). Engineering notation. [Random Integer] minute lost or altered in virtually any electronic memory product under certain circumstances. Therefore, SHARP assumes *2 x , sx, x, n, x, x , y, sy, y, y, y 2, xy, r, a, b, c. 2 When the FIX, SCI, or ENG symbol is displayed, the number of decimal An integer between 0 and 99 can be generated randomly by press- no responsibility for data lost or otherwise rendered unusable *3 All variables are cleared. places (TAB) can be set to any value between 0 and 9. Displayed ing @`3 . Coordinate Conversions *4 This key combination functions the same as the RESET switch. values will be reduced to the corresponding number of digits. Before performing a calculation, select the angular unit.

10 Whether as a result of improper use, repairs, defects, battery replacement, use after the specified battery life has expired, [Setting the Floating Point Numbers System in Scientific Notation] Angular Unit Conversions Y Y. [Memory clear key] P (x,y) P (r, ). or any other cause. MEM RESET Two settings are used to display a floating point number: NORM1 Each time @g are pressed, the angular unit changes in sequence. r SHARP will not be liable nor responsible for any incidental or Press @ to display the menu. 0 1 (default setting) and NORM2. A number is automatically displayed y . To clear all variables (M, A-F, X, Y, ANS, Memory Calculations X X. consequential economic or property damage caused by in scientific notation outside a preset range: 0 x 0. F1-F4, STAT VAR), press 00 or 0 . misuse and/or malfunctions of this product and its peripherals, NORM1: x 9999999999 Mode ANS M, F1-F4 A-F, X, Y Rectangular coord.