Casio fx-300W User Manual Download

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E S F G I

fx-85W
fx-85WA
fx-300W
fx-350TL

User’s Guide
Guía del usuario
Mode d’emploi
Bedienungsanleitung
Guida dell’utilizzatore

Summary of Contents for fx-300W

Page 1: ...E S F G I fx 85W fx 85WA fx 300W fx 350TL User s Guide Guía del usuario Mode d emploi Bedienungsanleitung Guida dell utilizzatore ...

Page 2: ... top of the cover and slide the unit out from the bottom To Replace the cover Grasp the top of the cover and slide the unit in from the bottom Always slide the unit into the cover with the unit s display end first Never slide the keyboard end of the unit into the cover ENGLISH ...

Page 3: ...ever charge batteries try to take batteries apart or allow batteries to become shorted Never expose bat teries to direct heat or dispose of them by incinera tion Misuse of batteries can cause them to leak acid that can cause damage to nearby items and creates the possibility of fire and personal injury Always make sure that a battery s positive k and negative l sides are facing correctly when you ...

Page 4: ...these materials by any other party Handling Precautions Be sure to press the P button on the back of the cal culator step 6 on page 29 before using it for the first time fx 350TL Be sure to press the 5 key before using the calcu lator for the first time fx 85W fx 85WA fx 300W Even if the calculator is operating normally replace the battery at least once every three years Dead battery can leak caus...

Page 5: ...hu midity or dust Such elements can damage internal cir cuitry Never drop the calculator or otherwise subject it to strong impact Never twist or bend the calculator Avoid carrying the calculator in the pocket of your trou sers or other tight fitting clothing where it might be sub jected to twisting or bending Never try to take the calculator apart Never press the keys of the calculator with a ball...

Page 6: ...kVariables 11 Fraction Calculations 12 kFraction Calculations 12 kDecimal to Fraction Conversion 12 kFraction to Decimal Conversion 12 Percentage Calculations 13 Scientific Function Calculations 14 kTrigonometric Inverse Trigonometric Functions 14 kHyperbolic Inverse Hyperbolic Functions 15 kAngle Unit Conversion 15 kCommon and Natural Logarithms Antilogarithms 15 kSquare Roots Cube Roots Roots Sq...

Page 7: ... fx 85W 23 Degrees Minutes Seconds Calculations 25 Technical Information 25 kWhen you have a problem 25 kError Messages 26 kOrder of Operations 27 kStacks 27 kPower Supply 28 kInput Ranges 30 Specifications 32 Two line Display You can simultaneously check the calculation formula and its answer The first line displays the calculation formula The second line displays the answer ...

Page 8: ...ut Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page 12 9 16 18 16 16 18 16 18 16 15 12 18 15 15 17 12 16 16 15 15 11 25 11 11 11 14 11 14 11 11 25 14 15 14 11 20 20 11 11 11 11 11 11 11 11 20 19 20 20 20 9 11 19 9 20 20 20 19 19 19 20 20 17 16 16 15 13 11 2 10 C DRG fx 350TL fx 85WA fx 300W OFF ON Rec Key Layout ...

Page 9: ... OCT HEX BIN Key Layout Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page 12 9 2 23 16 23 16 16 18 18 16 15 12 24 15 24 15 24 17 12 16 16 15 15 11 25 11 11 11 14 11 14 11 11 25 14 15 14 11 20 20 11 11 11 11 11 11 11 11 20 19 20 20 20 9 11 19 9 20 20 20 18 18 19 19 19 20 20 17 16 16 15 13 11 10 C DRG fx 85W Rec ...

Page 10: ...ing FIX and SCI NORM2 specification Number of decimal FIX Fix place specification Number of significant SCI Sci digit specification Note Mode indicators appear in the lower part of the display except for the Base n indicators which appear in the ex ponent part of the display You cannot set the angle unit or the display mode while the calculator is in the BASE N mode fx 85W The COMP SD and REG mode...

Page 11: ...sor t Inputting something while the insert cursor is on the display in serts the input at the insert cursor position Press e r A K or returns to the normal cur sor from the insert cursor k Replay Function Pressing r or e recalls the last calculation you per formed You can then make any changes you want in the calculation and re execute it Pressing t does not clear Replay memory so you can recall t...

Page 12: ...lues with more than two decimal places NORM 2 With NORM 2 exponential notation is automatically used for integer values with more than 10 digits and decimal values with more than nine decimal places All of the examples in this manual show calculation re sults using the NORM 1 format k Answer Memory Whenever you press after inputting values or an ex pression the calculated result is automatically s...

Page 13: ...tals Independent memory uses the same memory area as variable M To clear independent memory M input 0 j 3 Example 23 9 32 23 9 j 3 53 6 47 53 6 45 2 90 45 2 A Total 11 0 3 k Variables There are nine variables A through F M X andY which can be used to store data constants results and other values Use the following operation to delete data assigned to all nine variables A C Use the following operati...

Page 14: ...e total number of digits of a fractional value integer numerator denominator separator marks exceeds 10 Example 1 1 2 C 3 1 C 4 C 5 Example 2 1 6 1 C 2 1 6 Fraction decimal calculation results are always decimal k Decimal to Fraction Conversion Example 2 75 2 2 75 2 75 C A B k Fraction to Decimal Conversion Example 0 5 Fraction Decimal 1 C 2 8 400 6 900 4 5 2 3 2 7 15 00 2 100 1 2 3 4 2 3 4 00 11 ...

Page 15: ...ple 3 To add 15 onto 2500 2500 15 A v Example 4 To discount 3500 by 25 3500 25 A v Example 5 If 300 grams are added to a test sample originally weighing 500 grams what is the percentage increase in weight 100 160 300 500 A v Example 6 If temperature changes from 40 C to 46 C what percentage did it rise 100 15 46 40 A v 0 500 1 2 00 180 00 75 00 2625 00 160 00 2875 00 300 500 500 15 00 46 40 40 ...

Page 16: ...xample 1 sin63 52 41 fx 85W q q q 1 R Other models q q 1 S 63 I 52 I 41 I Example 2 cos rad fx 85W q q q 2 T Other models q q 2 W R A x 3 T Example 3 cos 1 rad fx 85W q q q 2 T Other models q q 2 A V R L 2 2 T g A x Example 4 tan 10 741 fx 85W q q q 1 R Other models q q 1 A g 0 741 0 89785901200 0 500 R T 0 78539816300 0 2500 36 5384457700 T R π 3 2 2 π 4 ...

Page 17: ...displayed value to the corresponding angle unit Example To convert 4 25 radians to degrees fx 85W q q q 1 R Other models q q 1 4 25 A v 2 R 243 5070629 4 25r k Common and Natural Logarithms Antilogarithms Example 1 log 1 23 R 1 23 Example 2 In 90 loge 90 T 90 Example 3 e10 A U 10 Example 4 101 5 A Q 1 5 Example 5 24 2 w 4 0 08990511100 4 4998096700 22026 4657900 31 622776600 16 00 4 09462222400 18...

Page 18: ... A H 123 Example 4 123 302 123 30 K Example 5 123 12 N Example 6 R 3 a 4 a T a Example 7 8 8 A f Example 8 To generate a random number between 0 000 and 0 999 A M Example results differ each time Example 9 3π 3 A x k FIX SCI RND Example 1 200 7 14 400 200 7 14 1023 00 1 98864779500 12 00 40320 00 0 66400 1728 00 9 42477796100 400 00 1 1 3 4 1 1 7 5 28719690900 1 29002405300 ...

Page 19: ... F 3 1 Example 2 1 3 displaying result with two significant digits SCI 2 fx 85W q q q q 2 2 Other models q q q 2 2 1 3 Press F F F F 3 1 fx 85W to clear SCI speci fication For other models press F F F 3 1 k ENG Calculations Example 1 To convert 56 088 meters to kilometers 56088 J Example 2 To convert 0 08125 grams to milligrams 0 08125 J 400 00000 399 99400 3 3 01 56 088003 81 25 03 Sci 28 57100 4...

Page 20: ...e in memory Example 2 To convert rectangular coordinates 1 3 to polar coordinates r RAD mode r f 1 P L 3 T θ 0 o 0 n 0 o swaps displayed value with value in memory k Permutation Example To determine how many different 4 digit val ues can be produced using the numbers 1 through 7 Numbers cannot be duplicated within the same 4 digit value 1234 is allowed but 1123 is not 7 A m 4 k Combination Example...

Page 21: ...ata is used to calculate values for n Σx Σx2 o σn and σn 1 which you can recall using the key operations noted nearby Example To calculate σn 1 σn o n Σx and Σx2 for the following data 55 54 51 55 53 53 54 52 Enter SD Mode fx 85W F F 1 Other models F 2 A m Memory Clear 55 S 54 S 51 S 55 S 53 S S 54 S 52 S Sample Standard Deviation σn 1 A N Population Standard Deviation σn A A Arithmetic Mean o A M...

Page 22: ...on types For other models press F 3 1 Linear regression 2 Logarithmic regression 3 Exponential regression r 1 Power regression r 2 Inverse regression r 3 Quadratic regression Data input always starts with A m to clear statisti cal memory The values produced by a regression calculation depend on the values input and results can be recalled using the key operations shown in the table below A N xσn 1...

Page 23: ...n fx 85W q q 2 1 Other models q 3 1 A m Memory Clear 10 P1003 S 15 P1005 S 20 P1010 S 25 P1011 S 30 P1014 S Regression Coefficient A A q Regression Coefficient B A w Correlation Coefficient r A J Atmospheric Pressure at 18 C 18 A b Temperature at 1000 hPa 1000 A O Quadratic Regression The regression formula for quadratic regression is y A Bx Cx2 Input data using the following key sequence x data P...

Page 24: ...0 S 118 REG Regression Coefficient A A q 35 59856934 Regression Coefficient B A w 1 495939413 Regression Coefficient C A e 6 71629667 03 y when xi 16 16 A b 13 38291067 x 1 when yi 20 20 A O 47 14556728 x 2 when yi 20 A O 175 5872105 Data Input Precautions S S inputs the same data twice You can also input multiple entries of the same data us ing A G To input the data 20 and 30 five times for examp...

Page 25: ...s variable 7 58 X 7 8 76 Formula memory is cleared whenever you start a new calculation change to another mode or turn off power Base n Calculations fx 85W In addition to decimal values calculations can be per formed using binary octal and hexadecimal values You can specify the default number system to be ap plied to all input and displayed values and the number system for individual values you in...

Page 26: ...00 x 7777777777 0 x 3777777777 Decimal 2147483648 x 2147483647 Hexadecimal 80000000 x FFFFFFFF 0 x 7FFFFFFF Example 1 To perform the following calculation and produce a binary result 101112 110102 Binary mode F 2 b 0 b 101112 110102 0 b 110001 b Example 2 To perform the following calculation and produce an octal result 76548 1210 Octal mode F 2 o 0 o l l l 4 o 76548 l l l 1 d 1210 0 o 516 o Exampl...

Page 27: ...em If calculation results are not what you expect or if an error occurs perform the following steps 1 F 1 COMP mode 2 fx 85W F F F 1 DEG mode Other models q q 1 3 fx 85W F F F F 3 1 NORM 1 mode Other models F F F 3 1 4 Check the formula you are working with to confirm it is correct 5 Enter the correct modes to perform the calculation and try again fx 350TL If the above steps do not correct your pr...

Page 28: ...ulation range Attempt to perform a function calculation using a value that exceeds the allowable input range Attempt to perform an illogical operation division by zero etc Action Check your input values and make sure they are all within the allowable ranges Pay special attention to values in any memory areas you are using Stk ERROR Cause Capacity of the numeric stack or operator stack is ex ceeded...

Page 29: ...alue is entered 3 log In ex 10x sin cos tan sin 1 cos 1 tan 1 sinh cosh tanh sinh 1 cosh 1 tanh 1 7 Abbreviated multiplication format in front of Type B functions 2 3 Alog2 etc 8 Permutation and combination nPr nCr 9 0 Operations of the same precedence are performed from right to left ex In 120 ex In 120 Other operations are performed from left to right Operations enclosed in parentheses are perfo...

Page 30: ...ing the Battery Either of the following symptoms indicates battery power is low and that the battery should be replaced Display figures are dim and difficult to read in areas where there is little light available Nothing appears on the display when you press the 5 key To replace the battery 1 Remove the six screws that hold the back cover in place and then remove the back cover 2 Remove the old ba...

Page 31: ...crews that hold the battery cover in place and then remove the battery cover 3 Remove the old battery 4 Wipe off the side of new battery with a dry soft cloth Load it into the unit with the positive k side facing up so you can see it 5 Replace the battery cover and secure it in place with the two screws 6 Use a thin pointed object to press the P button Be sure not to skip this step 7 Press L to tu...

Page 32: ...0009 1010 tanx DEG Same as sinx except when x 2n 1 90 RAD Same as sinx except when x 2n 1 π 2 GRA Same as sinx except when x 2n 1 100 sin 1x 0 x 1 cos 1x tan 1 x 0 x 9 999999999 1099 sinhx 0 x 230 2585092 coshx sinh 1 x 0 x 4 999999999 1099 cosh 1 x tanhx 0 x 9 999999999 10 1 tanh 1 x logx lnx 0 x 10 x 9 999999999 1099 x 99 99999999 ex 9 999999999 1099 x 230 2585092 x 0 x 1 10100 x2 x 1 1050 1 x x...

Page 33: ...990 590 x 0 1 10100 ylogx 100 xy x 0 y 0 x 0 y n n is an integer 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 n G 0 n is an integer However 1 10100 1 x log y 100 ab c x 1 1050 y 1 1050 SD n 1 10100 REG x n y n o p A B r n G 0 x n 1 y n 1 n G 0 1 Erros are cumulative with such internal continuous cal culations as xy x x x and 3 x so accuracy may be adversely affe...

Page 34: ...300W Approximately 3 years 1 hour use per day fx 350TL Approximately 12 000 hours continuous dis play of flashing cursor Approximately 3 years when left with power turned off Dimensions 10 H 76 W 150 D mm 3 8 H 3 W 57 8 D Weight fx 85W fx 85WA fx 300W 80 g 2 8oz including battery fx 350TL 90 g 3 2 oz including battery Power Consumption 0 0001W Operating Temperature 0 C 40 C 32 F 104 F ...

Page 35: ...CASIO ELECTRONICS CO LTD Unit 6 1000 North Circular Road London NW2 7JD U K ...

Page 36: ...SA9810 B Printed in China Imprimé en Chine HA310667 1 U S Pat 4 410 956 CASIO COMPUTER CO LTD 6 2 Hon machi 1 chome Shibuya ku Tokyo 151 8543 Japan ...

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