Casio fx-570ES, User Manual

Page 1: ...http world casio com edu RCA502107 001V01 E User s Guide fx 570ES ...

Page 2: ...CASIO Europe GmbH Bornbarch 10 22848 Norderstedt Germany ...

Page 3: ...of the alternate function key text mean If key marking It means this text is this color Yellow Press 1 and then the key to access the applicable function Red Press S and then the key to input the applicable variable constant or symbol Purple or enclosed Enter the CMPLX Mode to access the in purple brackets function Green or enclosed Enter the BASE N Mode to access the in green brackets function Th...

Page 4: ...ing out of the purchase or use of this product and items that come with it Moreover CASIO Computer Co Ltd shall not be liable for any claim of any kind whatsoever by any other party arising out of the use of this product and the items that come with it k Using the Separate Appendix Whenever you see the symbol Appendix in this manual it means you should refer to the separate Appendix Example number...

Page 5: ...ver charge the battery try to take the battery apart or allow the battery to become shorted Never expose the battery to direct heat or dispose of it by incineration Improperly using a battery can cause it to leak and damage nearby items and can create the risk of fire and personal injury Always make sure that the battery s positive kand negative l ends are facing correctly when you load it into th...

Page 6: ...igh temperatures Heat can cause discoloration or deformation of the calculator s case and damage to internal circuitry Avoid use and storage of the calculator in areas subjected to large amounts of humidity and dust Take care never to leave the calculator where it might be splashed by water or exposed to large amounts of humidity or dust Such conditions can damage internal circuitry Never drop the...

Page 7: ...culator Press 1A OFF to turn off the calculator k Adjusting Display Contrast 1N SETUP c6 CONT This displays the contrast adjustment screen Use d and e to adjust display contrast After the setting is the way you want press A You can also adjust contrast using d and e while the mode menu which appears when you press N is on the display Important If adjusting display contrast does not improve display...

Page 8: ...CL The calculator is standing by for input of a variable name to recall the variable s value This indicator appears after you press t STAT The calculator is in the STAT Mode CMPLX The calculator is in the CMPLX Mode MAT The calculator is in the MATRIX Mode VCT The calculator is in the VECTOR Mode 7 The default angle unit is degrees 8 The default angle unit is radians 9 The default angle unit is gr...

Page 9: ...ions STAT Calculations involving specific number systems BASE N binary octal decimal hexadecimal Equation solution EQN Matrix calculations MATRIX Generation of a number table based on an TABLE expression Vector calculations VECTOR Specifying the Calculation Mode 1 Press N to display the mode menu 2 Press the number key that corresponds to the mode you want to select To select the CMPLX Mode for ex...

Page 10: ... grads Specifying the Number of Display Digits To specify this Perform this key operation Number of Decimal Places 1N6 Fix 0 9 Number of Significant Digits 1N7 Sci 0 9 Exponential Display Range 1N8 Norm 1 Norm1 or 2 Norm2 Calculation Result Display Examples Fix The value you specify from 0 to 9 controls the number of decimal places for displayed calculation results Calculation results are rounded ...

Page 11: ... specify this complex number format Perform this key operation Rectangular Coordinates 1Nc3 CMPLX 1 a bi Polar Coordinates 1Nc3 CMPLX 2 r θ Specifying the Statistical Display Format Use the following procedure to turn display of the frequency FREQ column of the STAT Mode STAT editor screen on or off To specify this Perform this key operation Show FREQ Column 1Nc4 STAT 1 ON Hide FREQ Column 1Nc4 ST...

Page 12: ...s k Inputting a Calculation Expression Using Standard Format Your calculator lets you input calculation expressions just as they are written Then simply press the key to execute it The calculator automatically judges the calculation priority sequence for addition subtraction multiplication and division functions and parentheses Example 2 5 4 2 3 LINE 2 5 4 2 y3 Inputting a Function with Parenthesi...

Page 13: ...display can show up to 14 characters at a time Inputting the 15th character causes the expression to shift to the left At this time the indicator appears to the left of the expression indicating that it runs off the left side of the screen Input expression 1111 2222 3333 444 Displayed portion When the indicator is displayed you can scroll left and view the hidden part by pressing the d key This wi...

Page 14: ...rwrite mode any new character you input replaces the character at the current cursor position The initial default input mode is insert You can change to the overwrite mode when you need it The cursor is a vertical flashing line I when the insert mode is selected The cursor is a horizontal flashing line when the overwrite mode is selected The initial default for Linear format input is the insert mo...

Page 15: ...te Mode 369 12 ddd Y Correcting a Calculation Example To correct cos 60 so it becomes sin 60 LINE Insert Mode c60 dddY s Overwrite Mode c60 dddd s Inserting Input into a Calculation Always use the insert mode for this operation Use d or e to move the cursor to the location where you want to insert new input and then input what you want ...

Page 16: ...tion k Inputting with Math Format When inputting with Math format you can input and display fractions and some functions using the same format as they appear in your textbook Important Certain types of expressions can cause the height of a calculation formula to be greater than one display line The maximum allowable height of a calculation formula is two display screens 31 dots 2 Further input wil...

Page 17: ...are Root 4 Cube Root 1 9 Square Cube w 1w x3 4 Reciprocal E 5 Power 6 4 Power Root 16 9 Integral 7 8 Derivative 17 F 6 Σ Calculation 1 8 8 Absolute Value 1w Abs 4 Parentheses or 1 Math Format Input Examples The following operations are all performed while Math format is selected Pay close attention to the location and size of the cursor on the display when you input using Math format Example 1 To ...

Page 18: ... of 1 2 3 4 into the function MATH Math Move the cursor to here 1Y INS Math This changes the shape of the cursor as shown here Math This incorporates the expression in the parentheses into the function If the cursor is located left of a particular value or fraction instead of an open parentheses that value or fraction will be incorporated into the function specified here If the cursor is located l...

Page 19: ...udes expressions like 2 and π irrational number form Pressing after inputting a calculation displays the result using irrational number form Pressing 1 after inputting a calculation displays the result using decimal values Note When LineIO is selected for the input output format calculation results are always displayed using decimal values no irrational number form regardless of whether you press ...

Page 20: ...f trigonometric calculation results Angle Unit Input Value Range Setting Angle Value Input for Form Calculation Result Deg Units of 15 앚x앚 9 109 Rad Multiples of π radians 앚x앚 20π Gra Multiples of grads 앚x앚 10000 Calculation results may be displayed in decimal form for input values outside of the above ranges k Form Calculation Range Note When performing complex number calculations in the CMPLX Mo...

Page 21: ...ast common multiple of c and f Since calculation results are reduced to a common denominator they are displayed in form even if coefficients a c and d are outside the corresponding ranges of coefficients a c and d Example The result is displayed in decimal form even when any intermediate result has three or more terms Example 1 2 3 1 2 3 4 2 6 8 898979486 2 3 4 8 3 35 2 3 148 492424 105 2 150 2 8 ...

Page 22: ... N1 k Arithmetic Calculations Use the and keys to perform arithmetic calculations Example 7 8 4 5 36 LINE 7 8 4 5 The calculator automatically judges the calculation priority sequence For more information see Calculation Priority Sequence Number of Decimal Places and Number of Significant Digits You can specify a fixed number of decimal places and significant digits for the calculation result Exam...

Page 23: ...2 11 002 3 1 4 Fraction Display Format ab c 4 3 12 1 1 4 3 Fraction Display Format ab c 2 2 If the total number of digits used for a mixed fraction including integer numerator denominator and separator symbols is greater than 10 the value is automatically displayed in decimal format The result of a calculation that involves both fraction and decimal values is displayed in decimal format Switching ...

Page 24: ...0 30 150 100 005 Calculate what percentage of 880 is 660 75 006 Increase 2500 by 15 2875 007 Discount 3500 by 25 2625 008 Discount the sum of 168 98 and 734 by 20 800 009 If 300 grams are added to a test sample originally weighing 500 grams what is the percentage increase in weight 160 010 What is the percentage change when a value is increased from 40 to 46 How about to 48 15 20 k Degree Minute S...

Page 25: ...d Decimal Pressing e while a calculation result is displayed toggles the value between sexagesimal and decimal Appendix 013 Convert 2 255 to its sexagesimal equivalent Using Multi statements in Calculations You can use the colon character to connect two or more expressions and execute them in sequence from left to right when you press Example To create a multi statement that performs the following...

Page 26: ...ation history memory contents are cleared whenever you turn off the calculator press the O key change to the calculation mode or the input output format or perform any reset operation Calculation history memory is limited When the calculation you are performing causes calculation history memory to become full the oldest calculation is deleted automatically to make room for the new calculation Repl...

Page 27: ... hold up to 15 digits Answer Memory contents are not change if an error occurs during the current calculation Answer Memory contents are maintained even if you press the A key change the calculation mode or turn off the calculator If a CMPLX Mode calculation produces a complex number result both the real part and imaginary part are stored in Answer Memory In this case however the imaginary part wi...

Page 28: ...lue or result of the expression to m independent memory Subtract the displayed value or result of the expression from 1m M independent memory Recall current independent tm M memory contents You can also insert the M variable into a calculation which tells the calculator to use the current independent memory contents at that location The following is the key operation for inserting the M variable S...

Page 29: ...ents of a variable Example To recall the contents of variable A ty A The following shows how you can include variables inside of an expression Example To multiply the contents of variable A by the contents of variable B Sy A Se B Variable contents are maintained even if you press the A key change the calculation mode or turn off the calculator Appendix 015 Clearing the Contents of a Specific Varia...

Page 30: ...ssions that can be used with CALC u Expressions that contain variables Example 2X 3Y 5B 3i 2AX 3BY C u Multi statements Example X Y X X Y u Expressions with a single variable on the left Example variable expression The expression on the right of the equals sign input using Ss can contain variables Example Y 2X A X2 X 3 k Example Calculation Using CALC To start a CALC operation after inputting an e...

Page 31: ...ons when Using SOLVE You can use the following types of syntax for the solution variable Example Y X 5 Y Solves for Y XB C D B Solves for B The following shows the syntax for the log function Y X log 2 When the variable specification X is omitted the equation Y X log102 is solved for X Y X log 2 Y When the variable specification Y is included the equation Y X log102 is solved for Y Y X log 2 Y Whe...

Page 32: ...X w Se B Math 1 S X 1s SOLVE Math Prompts for input of a value for Y Current value of Y 0 Math 1 Math y2 Math Current value of X Math Solution Screen To interrupt an ongoing SOLVE operation press A Precautions when Using SOLVE SOLVE may not be able to obtain a solution because of the initial value assumed value of the solution variable If this happens try changing the initial value of the solution...

Page 33: ...form result shows the result when the obtained solution is assigned to the solution variable The closer this value is to zero the higher is the precision of the obtained solution Continue Screen SOLVE performs convergence a preset number of times If it cannot find a solution it displays a confirmation screen that shows Continue asking if you want to continue Press to continue or A to cancel the SO...

Page 34: ...0 15 π e 2 71828182845904 S5 e You can use π and e in any calculation mode except for BASE N k Trigonometric and Inverse Trigonometric Functions Trigonometric and inverse trigonometric functions can be used in the COMP STAT EQN MATRIX TABLE and VECTOR calculation modes They can also be used in the CMPLX Mode as long as complex numbers are not used for their arguments The angle unit required by tri...

Page 35: ...G 3 g Appendix 020 cos π radians 1 cos 100 grads 0 021 cos 1 1 180 cos 1 1 π k Exponential Functions and Logarithmic Functions Exponential and logarithmic functions can be used in the same modes as the trigonometric functions For the logarithmic function log you can specify base m using the syntax log m n If you input only a single value a base of 10 is used for the calculation ln is a natural log...

Page 36: ... d dx Pol Rec and Σ cannot be used within f x a b or tol Integration calculations can be performed in the COMP Mode only The integration result will be negative when f x 0 within an integration interval that conforms with a x b Example 0 5X2 2 2 2 5 333333333 A Time Out error occurs when an integration calculation ends without the ending condition being fulfilled When performing an integration cal...

Page 37: ...art Negative Part S Positive S Negative When integration values fluctuate widely due to minute shifts in the integration interval Divide the integration interval into multiple parts in a way that breaks areas of wide fluctuation into small parts perform integration on each part and then combine the results Appendix 031 ln x 1 e 1 tol specification omitted 032 1 5 1 10 7 0 8 a b f x dx a x1 f x dx ...

Page 38: ... functions specify Rad as the calculator s default angle unit A Time Out error occurs when a differential calculation ends without the ending condition being fulfilled A smaller tol value provides better precision but it also causes the calculation to take more time Specify a tol value that is 1 10 14 or greater You cannot input a tol value when using Math format Inaccurate results and errors can ...

Page 39: ...olar Coordinates Coordinates Rec Pol Coordinate conversion can be performed in the COMP STAT MATRIX and VECTOR calculation modes Converting to Polar Coordinates Pol Pol X Y X Specifies the rectangular coordinate X value Y Specifies the rectangular coordinate Y value Calculation result θ is displayed in the range of 180 θ 180 Calculation result θ is displayed using the calculator s default angle un...

Page 40: ...ive integer Appendix 038 5 3 40320 Absolute Value Calculation Abs When you are performing a real number calculation this function simply obtains the absolute value Appendix 039 Abs 2 7 5 Random Number Ran This function generates a 3 digit pseudo random number that is less than 1 Appendix 040 Generate three 3 digit random numbers The random 3 digit decimal values are converted to 3 digit integer va...

Page 41: ...Norm2 The mantissa is rounded to 10 digits Display Digits Setting Fix or Sci The value is rounded to the specified number of digits Example 200 7 14 400 LINE 200 7 14 Specifies three decimal places 1N6 Fix 3 FIX Calculation is performed internally using 15 digits 200 7 FIX 14 FIX The following performs the same calculation with rounding 200 7 FIX Round the value to the specified number of digits 1...

Page 42: ...5 Transform the value 123 to engineering notation shifting the decimal point to the left k Using S D Transformation You can use S D transformation to transform a value between its decimal D form and its standard S form fraction π Formats Supported for S D Transformation S D transformation can be used to transform a displayed decimal calculation result to one of the forms described below Performing...

Page 43: ... result is in decimal form it cannot be converted to form Examples of S D Transformation Note that S D transformation can take some time to perform Example Fraction Decimal MATH 5c6 Math Each press of the f key toggles between the two forms f f Appendix 046 π Fraction Decimal 047 Decimal Complex Number Calculations CMPLX Your calculator can perform the following complex number calculations Additio...

Page 44: ...e angle unit for argument θ input and result display is the calculator s default angle unit k Calculation Result Display Format Your calculator can display complex number calculation results in rectangular coordinate or polar coordinate format You can select the coordinate format by configuring the calculator s setup For more information see Specifying the Complex Number Display Format Examples of...

Page 45: ...on result perform the following key operation at the end of the calculation 12 CMPLX 4 a bi To specify polar coordinate format for the calculation result perform the following key operation at the end of the calculation 12 CMPLX 3 r θ Appendix 049 1 i 2 45 1 414213562 45 k Conjugate Complex Number Conjg You can use the following operation to obtain a conjugate complex number 12 CMPLX 2 Conjg Appen...

Page 46: ...Displaying the STAT Editor Screen The STAT editor screen appears after you enter the STAT Mode from another mode Use the STAT menu to select a statistical calculation type To display the STAT editor screen from another STAT Mode screen press 11 STAT 2 Data STAT Editor Screen There are two STAT editor screen formats depending on the type of statistical calculation you selected Single variable Stati...

Page 47: ...d displays up to six of its digits in the currently selected cell Example To input the value 123 45 in cell X1 Move the cursor to cell X1 123 45 Registering a value causes the cursor to move down one cell STAT Editor Screen Input Precautions The number of lines in STAT editor screen the number of sample data values you can input depends on the type of statistical data you selected and on the Stati...

Page 48: ...een move the cursor to the line that will be under the line you will insert 2 Press 11 STAT 3 Edit 3 Press 1 Ins Important Note that the insert operation will not work if the maximum number of lines allowed for the STAT editor screen are already used Deleting All STAT Editor Contents 1 Press 11 STAT 3 Edit 2 Press 2 Del A This clears all of the sample data on the STAT editor screen Note Note that ...

Page 49: ...g STAT editor screen contents 4Sum Display the Sum sub menu of commands for calculating sums 5Var Display the Var sub menu of commands for calculating the mean standard deviation etc 6MinMax Display the MinMax sub menu of commands for obtaining maximum and minimum values Single variable Menu Item Select this When you want to do this menu item Display the Distr sub menu of commands for normal distr...

Page 50: ... 2Σx Sum of the sample data Var Sub menu 11 STAT 5 Var Select this When you want to obtain this menu item 1n Number of samples 2o Mean of the sample data 3xσn Population standard deviation 4xσn 1 Sample standard deviation MinMax Sub menu 11 STAT 6 MinMax Select this When you want to obtain this menu item 1minX Minimum value 2maxX Maximum value Distr Sub menu 11 STAT 7 Distr 1 P 2 Q 3 R 4 t This me...

Page 51: ...on the input sample data from Example 055 produces the probabilities shown below Distribution probability that is a value less than the normalized variate when the sample value is 3 P value for normalized variate when X 3 Distribution probability that is a value greater than the normalized variate when the sample value is 7 R value for normalized variate when X 7 Commands when Linear Regression Ca...

Page 52: ...data 3xσn Population standard deviation of the X data 4xσn 1 Sample standard deviation of the X data 5p Mean of the Y data 6yσn Population standard deviation of the Y data 7yσn 1 Sample standard deviation of the Y data MinMax Sub menu 11 STAT 6 MinMax Select this When you want to obtain this menu item 1minX Minimum value of the X data 2maxX Maximum value of the X data 3minY Minimum value of the Y ...

Page 53: ... coefficients 3C Quadratic coefficient C of the regression coefficients 4m1 Estimated value of x1 5m2 Estimated value of x2 6n Estimated value of y Sum sub menu sums Var sub menu number of samples mean standard deviation and MinMax sub menu maximum value minimum value operations are the same those for linear regression calculations Appendix Quadratic Regression Calculation 066 to 068 Examples 066 ...

Page 54: ...ime to execute in logarithmic e exponential ab exponential or power regression calculation when there are a large number of data samples Base n Calculations BASE N The BASE N Mode lets you perform arithmetic calculations negative value calculations and logical operations with binary octal decimal and hexadecimal values All calculations in this section are performed in the BASE N Mode N4 k Number B...

Page 55: ...tive 1000000000000000 x 1111111111111111 Octal Positive 00000000000 x 17777777777 Negative 20000000000 x 37777777777 Decimal 2147483648 x 2147483647 Hexa Positive 00000000 x 7FFFFFFF decimal Negative 80000000 x FFFFFFFF The allowable calculation range is narrower from binary 16 bits than it is for the other number systems 32 bits A Math ERROR occurs when a calculation result is outside the applica...

Page 56: ...cal operator and logical product which returns the result of a bitwise AND 2 or Logical operator or logical sum which returns the result of a bitwise OR Logical operator xor exclusive logical sum 3 xor which returns the result of a bitwise XOR Logical operator xnor exclusive negative 4 xnor logical sum which returns the result of a bitwise XNOR 5 Not Not function which returns the result of a bitw...

Page 57: ...putting Coefficients Use the coefficient editor screen to input the coefficients of an equation The coefficient editor screen shows input cells for each of the coefficients required by the currently selected equation type Simultaneous linear Cubic equation equations with two unknowns Rules for Inputting and Editing Coefficients Data you input is inserted into the cell where the cursor is located W...

Page 58: ...itor screen For details see STAT Editor Screen Input Precautions k Solution Display After inputting and registering values on the coefficient editor screen press to display the solution s for the equation Each press of displays the next solution if there is one Pressing while the final solution is displayed returns to the coefficient editor screen In the case of simultaneous linear equations you c...

Page 59: ...you enter the MATRIX Mode 2 Press a number key 1 2 or 3 to specify the name of the matrix you want to select This displays a screen for configuring dimension settings 3 Press a number key 1 through 6 to specify the matrix dimension you want to use Pressing a number key to specify the matrix dimension causes the matrix editor screen to appear 4 Use the matrix editor screen to input each of the elem...

Page 60: ... and displays the matrix editor screen for Matrix B k Performing Matrix Calculations Pressing A while the matrix selection screen or matrix editor screen is on the display switches to the matrix calculation screen Matrix Answer Memory Screen The Matrix Answer Memory MatAns screen shows the results of matrix calculations You cannot edit the contents of a cell To switch to the matrix calculation scr...

Page 61: ... 1 1 0 1 1 097 Copy MatA 2 1 to MatB and edit the contents 1 1 of MatB to MatB 2 1 1 2 The following examples use the matrices input in Examples 096 and 097 MatA MatB MatC 098 MatA MatB Adding Two Matrices 099 MatA MatB MatB MatA MatA MatB Multiplying Two Matrices 100 3 MatA Matrix Scalar Multiplication 101 Obtain the determinant of Matrix A det MatA 102 Obtain the transposition of Matrix C Trn Ma...

Page 62: ...x x2 Start Value 1 End Value 5 Step Value 1 LINE 1 Press N7 TABLE 2 Input the function 3 After making sure the function is the way you want press This displays the start value input screen If the initial value is not 1 press 1 to specify the initial start value for this example 4 After specifying the start value press This displays the end value input screen Specify the end value 1 2 Indicates the...

Page 63: ...e used for a number table generation function Note that the number table generation operation causes the contents of variable X to be changed k Start End and Step Value Rules Linear format is always used for value input You can specify either values or calculation expressions which must produce a numeric result for Start End and Step Specifying an End value that is less than the Start value causes...

Page 64: ...er the names VctA VctB and VctC in vector memory Vector calculation results are stored in a special Vector Answer Memory named VctAns All calculations in this section are performed in the VECTOR Mode N8 k Creating and Managing a Vector Creating a Vector and Saving It in Vector Memory 1 In the VECTOR Mode press 15 VECTOR 1 Dim This displays a vector selection screen Note that the vector selection s...

Page 65: ...rix for more information k Performing Vector Calculations To perform a vector calculation display the vector calculation screen by pressing the A key Vector Answer Memory Screen TheVector Answer Memory screen shows the result of the last vector calculation You cannot edit the contents of a cell To switch to the vector calculation screen press A k Vector Menu Items The following are the menu items ...

Page 66: ...responds to the constant you want to recall When you recall a constant its unique symbol appears on the display The following are all of the built in scientific constants 01 proton mass 02 neutron mass 03 electron mass 04 muon mass 05 Bohr radius 06 Planck constant 07 nuclear magneton 08 Bohr magneton 09 Planck constant rationalized 10 fine structure constant 11 classical electron radius 12 Compto...

Page 67: ...st of all of the metric conversion commands and conversion formulas Conversion formula data is based on the NIST Special Publication 811 1995 cal uses the NIST value at 15 C Appendix 118 to 120 Perform all of these examples in the COMP Mode N1 Technical Information k Calculation Priority Sequence The calculator performs calculations according to a calculation priority sequence Basically calculatio...

Page 68: ...s because x2 is a function preceded by a value Priority 2 above whose priority is greater than the negative sign which is a prefix symbol Priority 4 Example y2w 22 4 y2 w 2 2 4 Multiplication and division and multiplication where the sign is omitted are the same priority Priority 8 so these operations are performed from left to right when both types are mixed in the same calculation Enclosing an o...

Page 69: ... has five levels Vector stack usage follows the same rules as the matrix stack described above k Calculation Ranges Number of Digits and Precision The calculation range number of digits used for internal calculation and calculation precision depends on the type of calculation you are performing Calculation Range and Precision Calculation Range 1 10 99 to 9 999999999 1099 or 0 Number of Digits for ...

Page 70: ...100 Decimal Sexagesimal Conversions 0 0 0 x 9999999 59 59 x 0 1 10100 ylogx 100 xy x 0 y 0 x 0 y n m n are integers However 1 10100 ylog x 100 y 0 x G 0 1 10100 1 x logy 100 x y y 0 x 0 y 0 x 2n 1 m G 0 m n are integers However 1 10100 1 x log y 100 a b c Total of integer numerator and denominator must be 10 digits or less including division marks m 2n 1 2n 1 m Precision is basically the same as t...

Page 71: ...ange Your input exceeds the allowable input range particularly when using functions The calculation you are performing contains an illegal mathematical operation such as division by zero Action Check the input values reduce the number of digits and try again When using independent memory or a variable as the argument of a function make sure that the memory or variable value is within the allowable...

Page 72: ...cify a variable that is included in the equation you input as the solution variable Can t Solve Error SOLVE feature only Cause The calculator could not obtain a solution Action Check for errors in the equation that you input Input a value for the solution variable that is close to the expected solution and try again Insufficient MEM Error Cause There is not enough memory to perform your calculatio...

Page 73: ... This calculator is powered by a single AAA size battery R03 UM 4 Replacing the Battery Dim figures on the display of the calculator indicate that battery power is low Continued use of the calculator when the battery is low can result in improper operation Replace the battery as soon as possible when display figures becomes dim Even if the calculator is operating normally replace the battery at le...

Page 74: ...urn the calculator back on Specifications Power Requirements AAA size battery R03 UM 4 1 Battery Life Approximately 17 000 hours continuous display of flashing cursor Power Consumption 0 0002 W Operating Temperature 0 C to 40 C Dimensions 13 7 H 80 W 161 D mm 9 16 H 31 8 W 65 16 D Approximate Weight 110 g 3 9 oz including the battery Bundled Items Hard Case ...

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