Sharp COMPET-221 CS-221A Instruction Manual Download | Manualshive

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Summary of Contents for COMPET-221 CS-221A

Page 1: ...SHA E L E T R ONIC CALC LAT R WITH ALL COMPET 221 MODEL CS 221A IN TRUCTION MANUAL ...

Page 2: ... Division and successive division 9 4 Sum difference of products and individual products 10 5 Sum difference of quotients and individual quotients 12 6 Product quotient of sums differences and individual sums differences 14 7 Discount calculation 15 8 Mu Itipl ication and division bv constant 15 9 Mixed calculation 18 10 Square root extraction 18 11 Correcting mistakes 19 Square root table 20 1 ...

Page 3: ...cefulness in electronic engineering has enabled Sharp to develop an exceptionally remarkable desk calculator The CS 221A is thoroughly reliable and carries out complicated calculations with ama zing speed and efficiency This booklet has been prepared to give current users and prospective buyers a detailed understanding of the scope and breadth of the machine s operation 2 ...

Page 4: ...xBxCx A B C etc require no special training The answer to almost any practical mathematical problem appears instantly Easy to read display panel Snap reading with newly developed green numeral indicator Does not cause eye strain with long use Automatic decimal positioning Tabulation selector specifies the decimal positioning automatically M inus sign indicator Automatically turns on when the resul...

Page 5: ...urn off the unit before disconnecting the power cord 3 Do not jolt or drop the unit 4 Do not stand it on its side or turn it over 5 Do not place articles on top of the unit 6 When cleaning the cabinet use the enclosed cloth Do not use awet cloth or any organic solutions such as kerosene or benzine 7 When not in use keep the unit covered ...

Page 6: ...ry function selector is set to position the read in numbers are entered by keyrSl into the memory register and accumu lated there Therefore sum difference of products quotients can be calculated And constant calculation can be performed by entering a constant with keyrSJinto the memory register and by call ing it back to the display X register N For non memory calculations MR When the Memory funct...

Page 7: ...city 12 digits 6 digit decimals Addition Subtraction 12 digits 12 digits 12 digits Multiplication Total digits of Multiplier and Multiplicand Up to 12 digits Product Up to 12 digits Division 11 digits 11 digits 12 digits divisor digit Decimal point Preset decimal point Negative Minus sign indication Calculation speed Addition subtraction 0 03 sec Multiplication 0 18 sec Division 0 19 sec MOS MSls ...

Page 8: ...stant switch to uN position 1 Addition and Subtraction Sum Difference Up to 12 digits 6 digit decimals Ex 1 1 123 456 789 1368 Steps Operation Display Note 1 TAB O Tabulation selector 2 123 123 3 123 4 456 456 5 579 6 789 789 7 1368 Sum Ex 1 2 0 12 0 3584 0 235 0 7134 Steps Operation Display Note 1 TAB 4 Tabulation selector 2 12 0 12 3 0 1200 4 3584 0 3584 5 J 0 4784 6 235 0 235 7 J 0 7134 Sum 7 ...

Page 9: ...se EI key for subtraction 2 Multiplication and Successive multiplication Total digits of multiplier and multiplicand Up to 12 digits 6 digit decimals Product Up to 12 digits 6 digit decimals Note Set to theTabulation selector number largerthan the required decimal digits Ex 2 1 1 1 x 2 2 2 42 Steps Operation Display Note 1 TAB 2 Tabulation selector 2 1 1 1 1 3 1 1 4 2 2 2 2 5 2 42 Product 8 ...

Page 10: ...than the specified Tabulation selector number the selector specifies the decimal digits 2 For further continued Successive Multip lication touch the key repeatedly and proceed with the calcu lations 3 Division and Successive division Dividend Up to 11 digits 6 digi t decimals 11 Divisor Up to 11 digits 6 digit decimals Ouotient Up to 11 digits 6 digit decimals Note Set to the Tabulation dial numbe...

Page 11: ...ther continued Successive Division touch t l key repeatedly to proceed wl1h t he cal culations 4 Sum Difference of products and Individual products Capacity Same as for multiplication Ex 4 1 123 x 0 55 43 x 0 76 100 33 Steps 2 3 4 5 6 7 8 9 10 11 Operation r TAB 2 123 0 55 43 0 76 Displav 123 123 0 55 67 65 43 43 0 76 32 68 100 33 NOT e iv1 T bu J 32Ie _ product lamp on product Sum of pmducts 10 ...

Page 12: ...lector Tabulation selector product Dlamp on produc t Difference of products Ex 4 3 46 9 x 3 51 83 4 x 7 2 65 3 x 4 73 456 2300 Steps 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Operation ljr TAB 4 46 9 3 51 83 4 7 2 65 3 4 73 a Display 46 9 46 9 3 51 164 6190 83 4 83 4 7 2 600 4800 65 3 65 3 4 73 308 8690 456 2300 Note Memory function selector Tabulation selector product lamp on product product Ans 11 ...

Page 13: ...r Division Ex 5 1 1288 c 23 0 8674 56 2150 Steps Operation I I Display I Note r I I Memory function selector 2 TAB 4 Tabula tion selector 3 1288 1288 4 ffi 1288 5 23 23 6 56 0000 quotient lamp on 7 86 0 86 8 9 4 0 86 4 I 10 0 2150 I quotient 11 L 56 2150 I Sum of quotients 12 ...

Page 14: ... 96 8 f l 0 96 9 5 5 10 EJ 0 1920 quotient 11 4 0680 Difference of quotients Ex 5 3 568 4 0 586 2 35 8 9 308 138 4469 Steps Operation Display Note 2 3 4 5 6 7 8 9 10 11 12 13 14 15 L TAB 4 568 1 4 El 586 Gl 2 El 35 8 r l 9 308 EI 568 568 4 142 0000 0 586 0 586 2 0 2930 35 8 35 8 9 308 3 8461 138 4469 Memory function selector Tabu lation selector quotient 1 lamp on quotient quotient Ans 13 ...

Page 15: ...lation selector 3 35 35 4 35 CD lamp on 5 186 186 6 186 7 0 8 8 8 8 Memory function 9 8 selector 10 47 47 11 55 12 55 13 IJ 221 14 12155 product of sums Ex 6 2 286 35 x 86 55 7781 Steps Operation Display Note 1 Ll Memory function selector 2 TAB O Tabu lation selector 3 286 286 4 286 OJlamp on 5 35 35 6 e 35 7 0 8 B N 86 86 Memory function 9 86 selector 10 55 55 11 a 31 31 12 251 13 product of diff...

Page 16: ...apacity Same as for Multiplication or Division Constant Multiplicand or Divisor Ex 8 1 1 99 99 x 11 11 1110 8889 2 illt 99 x 33 33 3332 6667 3 99 99 x 44 44 4443 5556 Steps I Operation isplay Note 1 1 Constant switch 2 TAB 4 Tabulation selector 3 99 99 99 99 4 0 99 99 5 11 11 11 11 6 1110 8889 Product 7 33 33 33 33 8 3332 6667 Product 9 44 44 44 44 10 J I 4443 5556 Product Note When the constant s...

Page 17: ...ion Display Note 1 01 Constant switch 2 TAB 6 Tabulation selector 3 11 11 11 11 4 ffi 11 11 5 77 77 77 77 6 l 0 142857 Quotient 7 33 33 33 33 8 0 428571 Quotient 9 44 44 44 44 10 l 0 571428 Quotient Note When the constant switch is set to position division function and divisor are remembered 16 ...

Page 18: ... 255538 08 Steps 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Display Operation t TA8 2 14 14 8 26 163 74 0 237 36 502 14 14 14 14 14 14 26 367 64 163 59925 32 74 74 237 17538 14 14 247987 32 36 36 502 18072 14 14 Note Memory function selector Tabulation selector constant Ans Ans Ans 255538 08 21 17 ...

Page 19: ...on of jRas follows JR N R x S Steps See attached table on page20 1 Take 3 digits from the figures counting from the left Determine N which is the nearest value in the square root table 2 Divide R into groups of two digits each from the decimal point When the highest group consists of one digit determine S from row IN in the table When it consists of two digits determine S from row 10 N of the tabl...

Page 20: ...groups 5 39 87 counting from the decimal point The decimal point of the answer therefore must be placed between the third and the fourth digit counting from the left The answer is 232 35 11 Correcting mistakes A Numeral correction Ex 11 1 123x556 mistake 456 r Steps Operation Display Note 1 TAB O Tabulation selector 2 123 123 3 123 4 556 556 5 0 6 456 456 7 56088 B Function key correction R keys F...

Page 21: ... 1 I 2 76 300965 0951734 I 2 80 298807 0944911 2 84 296695 0938233 2 88 1 294628 0931695 2 92 1 292603 0925292 I 2 96 290619 0919018 1 3 00 3 04 3 08 3 12 3 16 3 20 3 25 3 30 3 35 3 40 3 45 3 50 3 55 3 60 3 65 3 70 3 75 3 80 3 86 3 92 3 98 4 04 4 10 4 16 4 22 4 28 4 34 4 40 4 46 4 52 4 58 4 65 4 72 4 79 4 86 4 93 288675 288770 284901 283069 231272 279508 277350 275241 273179 271163 269191 267261 2...

Page 22: ...5567 0523567 9 74 160210 0506630 8 22 I 174395 0551486 8 77 168838 0533913 9 24 164488 0520156 9 84 159152 0503282 8 33 1 173240 8 44 j 172107 8 55 170996 783211 0544250 0540738 8 88 9 00 167789 0530595 J 166667 0527046 I 9 36 9 48 9 61 163430 162392 161290 0516811 0513530 0510045 10 00 158114 0500000 21 ...

Page 23: ... 22 ...

Page 24: ... 201 265 5600 REGIONAL SALES OFFICES AND DISTRIBUTION CENTERS Eastern 10 Keystone Place Paramus New Jersey 07652 Phone 201 266 5600 Midwest 430 East Plainfield Roecl Country Side La Grange Illinois 60525 Phone 31 2 242 0870 Western 21580 Wilmington Avenue Long Beach California 9081 0 Phone 21 3 830 4470n1nS PRINTED IN JAPAN ...

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