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Specifications

Power Supply 

: Solar Cell and Lithium battery (CR2032 x 1)

Power Consumption 

: DC 3.0V / 0.3mW

Battery Life 

: Approximately 4 years 

 

  (Base on 1 hour operation per day)

Auto power off 

: Approx. 7 minutes

Usable Temperature 

: 0° ~ 40°C 

Size:  171 (L) × 86 (W) × 17.3 (H) mm (with cover)

 

168 (L) × 80 (W) × 13.15 (H) mm (without cover) 

Weight:  120 g (with cover) / 88 g (without cover)

*Specifications are subject to change without notice.

Advice and Precautions

•  This calculator contains precision components such as LSI 

chips and should not be used in places subject to rapid 

variations in temperature, excessive humidity, dirt or dust, or 

exposed to direct sunlight.

•  The liquid crystal display panel is made of glass and should not 

be subjected to excessive pressure.

•  When cleaning the device, do not use a damp cloth or volatile 

liquid such as paint thinner. Instead, use only a soft, dry cloth.

•  Do not under any circumstances dismantle this device. If you 

believe that the calculator is not functioning properly, either bring 

or mail the device together with the guarantee to a service 

representative of the Canon Business office.

•  Never dispose the calculator improperly such as burning; it can 

create risks of personal injury or harm. You are suggested to 

dispose this product according to your national law.

•  Do replace the battery once every two years even if it is not 

used frequently.

Battery Caution!

•  Keep the battery out of the reach of children. If the battery is 

  swallowed, contact a doctor immediately.

•  Misuse of the battery may cause leakage, explosion, damages, 

  or personal injury.

•  Do not recharge or disassemble the battery, it could cause a 

  short circuit.

•  Never expose the battery to high temperatures, direct heat, or 

  dispose by incineration.

•  Never leave a dead battery in the calculator as the dead 

  battery may leak and cause damage to the calculator.

•  Continued use of the calculator in the low battery condition may

  result in improper operation or the stored memory may be  

  corrupted or lost completely. Keep the written records of 

important data all the time; and replace the battery as soon as 

 possible.

Summary of Contents for F-789SGA

Page 1: ...7 Trigonometry Calculations P 17 Permutation Combination Factorials and Random Number Generation P 18 Produce Calculation P 18 Summation Calculation P 18 Maximum Value and Minimum Value Calculation P...

Page 2: ...slide cover Open or close the cover by sliding as shown in the figure Status Indicators S Shift key A Alpha key M Independent Memory STO Store Memory RCL Recall Memory STAT 1 Var 2 Var Statistics Mod...

Page 3: ...s not used for approximately 7 minutes it will automatically power off Display Contrast Adjustment Press 6 CONT to enter the Display Contrast Adjustment screen Press to make the display contrast darke...

Page 4: ...t previons pages i COMP Mode ii CPLX Mode iii STAT Mode In SD mode In REG mode Initial mode is COMP mode Apps Press or key iv BASE Mode COMP Normal calculations CPLX Complex number calculation CPLX ST...

Page 5: ...raction pi square root number are shown in Mathematics textbook format 2 Line Line mode The majority of calculation input and output are shown in the lines format And LINE icon will be shown For the S...

Page 6: ...xponential Notation Norm 1 2 appears specify the exponential notation format by pressing 1 or 2 Norm 1 Exponential notation is automatically used for integer values with more than 10 digits and decima...

Page 7: ...sure to check the status indicators that indicate the current calculation mode COMP STAT TABLE display formats setting and angle unit setting Deg Rad Gra Return to initial setup Press YES to return t...

Page 8: ...e it will automatically switch to the insert mode 1 Omit multiplication sign x Input before an open parentheses 1 x 2 3 Input before scientific functions that includes parenthesis 2 x cos 30 Input bef...

Page 9: ...Mathematic Mode the Input and display result of fraction or certain functions log x2 x3 x 3 x 1 10 e Abs is shown in Handwriting Mathematics format NOTE 1 Some input expressions cause the height of a...

Page 10: ...ation Stacks This calculator uses memory areas called stacks to temporarily store numeric value numbers commands x and functions according to their precedence during calculations The numeric stack has...

Page 11: ...Out ERROR only in Differential or integration Calculations The calculation result of Function Table mode parameters caused more than 30 x values to be generated for a table Narrow the table calculati...

Page 12: ...e memory area as variable M It is convenient for calculating cumulative totals by pressing add to memory or subtract from memory Memory contents are retained even when the calculator is powered off Cl...

Page 13: ...yed in decimal format automatically whenever the total digit of a fractional value integer numerator denominator separator marks exceeds 10 When a fraction calculation is mixed with decimal values the...

Page 14: ...culation input and result history After obtaining the calculation result on the display press or to edit the input expression of that result If the Indicator is on the right side of a calculation resu...

Page 15: ...vert a number to and from the specified metric units Press enter the conversion menu There are 8 category pages distance area temperature capacity weight energy pressure and speed containing 36 metric...

Page 16: ...corresponding number key or for the angle unit you need Then the display will show the Indicator accordingly Convert an angle unit between Degree Radian and Gradient by pressing Then pressing or will...

Page 17: ...dom Number Generation Random Number Generation Generate a random number between 0 000 and 0 999 And the display result will be fraction format in Maths mode status Generate a random number between two...

Page 18: ...lculate the greatest common divisor among maximum three positive integers Least Common Multiple and Greatest Common Divisor EX 30 Prime Factorization The factor a positive integer up to 10 digits into...

Page 19: ...ordinates Pol In Maths mode press to change the calculation result value between fraction form Decimal form form Decimal form form Decimal form In Line mode press to ONLY change the calculation result...

Page 20: ...ber part bi is the imaginary number and i is the imaginary unit equal to square root of 1 1 r is the absolute value and is the argument of the complex number r 4 0 3 Real axis Imaginary axis i Apps Ap...

Page 21: ...e the STAT indicator lights up Press Type to select the calculation type Statistical Calculations Apps Base n Calculations and Logical Calculations Press to enter Base n mode Decimal base 10 hexadecim...

Page 22: ...splay the value max 6 digits in the cell You can press cursor key to move the cursor between each cell FREQ OFF Statistic type Single Variable only x input 40 80 2 Variable x y input 26 40 FREQ ON App...

Page 23: ...screen press to display the Statistical Menu screen 1 Type To enter the statistical calculation type screen 2 Data To enter the statistical data input screen 3 Edit To enter Edit sub menu for editing...

Page 24: ...25...

Page 25: ...n to estimate the effectiveness estimate the value of y if the advertisement expenses X 30 and estimate the advertisement expenses level estimate the value of X1 X2 for effectiveness y 50 EX 45 EX 46...

Page 26: ...s 4 Quad EQN Quadratic Equation degree 2 equation 5 Cubic EQN Cubic Equation degree 3 equation 6 Quartic EQN Quartic Equation degree 4 equation Description Equation Item Press or key Example Calculate...

Page 27: ...equation ax3 bx2 cx d 0 an equation with cubic polynomial Quart equation ax4 bx3 cx2 dx e 0 EX 49 Solve Function Solve functions use Newton s Method to obtain the approximate solution of equations Not...

Page 28: ...t initial value of the solution variable In case this happens try to change the initial value of the solution variable SOLVE function may not be able to find the correct solution even if the solution...

Page 29: ...us Particularly when significant digits are less than 1 an ERROR might occur EX 52 f x Function of X All non X variables are treated as constants a Differential point x Tolerance calculation precision...

Page 30: ...er of Matrix Store into MatAns Determinate function of Matrix A D Transposed data in Matrix A D Identity of matrix Adjoint to Matrix Inverse of Matrix DESCRIPTION MATX ITEM Apps You can leave out the...

Page 31: ...he Scalar Product of a Matrix Each position in the matrix is multiplied by a single value resulting in a matrix of the same size EX 55 Obtain the Determinant of a Matrix Example Obtain the determinant...

Page 32: ...roduct of a vector Outside VCTR MODE Apps DESCRIPTION ITEM Apps Vector Calculations Press to enter Vector mode Before starting vector calculations you have to create one or more vectors named A B C an...

Page 33: ...Vector A 4 5 6 and Vector B 7 8 9 An error occurs if you try to obtain an inner or outer product of two vectors whose dimensions are different from each other EX 65 Determine the Absolute Value of a V...

Page 34: ...w that securely fixes the battery cover in place 3 Remove battery cover 4 Remove the old battery with ball pen or similar sharp object 5 Load the new battery with positive side facing up 6 Replace the...

Page 35: ...calculator is not functioning properly either bring or mail the device together with the guarantee to a service representative of the Canon Business office Never dispose the calculator improperly such...

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