Summary of the content on the page No. 1
OWNER’S MANUAL
6518206
Please read before using
BIG Display 12 - Digit
Scientific Calculator
with
Fractional and Statistical
Functions
Summary of the content on the page No. 2
Contents Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 Type of logical calculations and truth tables . .16 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4 Errors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18 Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5 Examples . . . . . . . . . . . . . . . . . . . . . . . . . . . .19 Mode Select Keys . . . . . . . . . . . . . . . . . . .5 Trigonometric Functions .
Summary of the content on the page No. 3
Keys FEATURES ON: Turns the power ON and resets the calculator. The power turns off automatically after a few minutes if no key Large 10 + 2 Digit Display is pressed. The memory is not reset when ON is pressed. OFF: Press to turn OFF the calculator. Calculates Mixed and Improper Fractions C/CE: Press to delete a number in the display, Press twice to clear the current calculation. Up to 15 levels of Parenthesis EXP: Exponent key. Press to enter exponents 22 22 Ex. 40X10 Press 4 0 EXP 22 (
Summary of the content on the page No. 4
Display Mode Keys Basic Functions FLO – SCI – ENG Press to select the display mode. +, –, x, ÷ keys Press keys as written for basic functions. FLOATING: Floating Point Ex. 123456 SCI: Scientific Exponential Ex. 1.2345606 % key ENG: Engineering Exponential Ex. 123.45604 Press for percentage calculations, Add-on and discounts. Display Range (…) Open/Close parenthesis keys -9 10 Floating Point : 10 –> 10 Press for up to 6 levels of parenthesis when performing -99 100 complex calculations. Scient
Summary of the content on the page No. 5
Mixed Fractions Memory Keys Enter: Integer ab/c Numerator ab/c Denominator M+ Press to add the displayed number to the inde- Ex. 4 ab/c 6 ab/c 7 = 4 6/7 pendent memory 4_ 6_| 7 is displayed Min Press to store the displayed number in the inde- Up to 3 digits may be used for the Integer, numerator or pendent memory denominator up to a total of 8 digits. MR Press to recall the number in memory. Press ab/c to change the displayed number from a fraction X–>M Display/Independent Memory Exch
Summary of the content on the page No. 6
Function Keys Statistical keys ARCHYP – ArcHyperbolic key Variable Entry (DATA) HYP – Hyperbolic key Variable Correction (DEL) key sin - Sine key Sx key cos - Cosine key n key n tan - Tangent key s key n-1 In - Natural Logarithm key s key x 2 e - Exponential function key Sx key 2 x - Square key x + key –1 sin - Arc Sine key Logical calculation keys –1 cos - Arc Cosine key –1 Used for Logical calculations in Binary, Octal and tan - Arc Tangent key Hexadecimal modes log - Common Logarithm key AND
Summary of the content on the page No. 7
Display Mode Mode Hexadecimal Statistical +, -, x, ÷ 6 levels 3 levels SD Statistical mode ( ) y y DEG Degree Mode Constant y y RAD Radian mode Percentage n y GRAD Gradient mode Fractions n n ( ) Calculation in Parenthesis Memory y y Function Calculations modes 1 variable function n y Mode Decimal Binary Octal 2 variable function n y +, -, x, ÷ 6 levels 6 levels 6 levels Raise to Power n n ( ) 15 levels 15 levels 15 levels Statistical n y Constant y y y Logical y n Percentage
Summary of the content on the page No. 8
Calculation priority Entering Statistical data Calculation priority is automatically determined by Ex. 1: 2 DATA 3 DATA 4 DATA the calculator. Algebraic expressions are entered as Ex. 2: 125 LOG DATA 100 LOG DATA they would be written. Ex. 3: (123 M+ MR DATA) Single variable functions and calculations in parenthesis have a higher priority than basic func- tions like +, -, x, ÷. Making corrections During calculations lower priority calculations are C/CE clears the last digit pressed. stored i
Summary of the content on the page No. 9
Performing Logical Calculations Truth Tables AND INPUT OUTPUT Logical Calculations are performed with Boolean Algebra. Variables in logical calculations have only two values, A B X True and False. Truth is represented by a “1” and False is 1 1 1 represented by a “0”. 1 0 0 For Octal or Hexadecimal calculations, 0 1 0 the values are converted to Octal or Hexadecimal. 0 0 0 Type of logical calculations and truth tables OR INPUT OUTPUT AND: Product of propositions A B X Produces 1 when all input
Summary of the content on the page No. 10
Errors Examples The calculator will overflow if:: Constant Calculations • Calculation or contents of the memory are outside the EX. 4 + 5 = 5 + 5 = 6 + 5 = –99 –99 range of 1 x 10 to 9.999999999 x 10 Press 4 + 5 = 5 = 6 = • When dividing by 0. Binary • When data exceeds the range of any function or statis- MODE 2 tical data 10101011 + 1100 + 1110 = 11000101 n-1 • In Statistical calculation mode, if s is calculated with only one data Octal n n-1 • When finding x,s and s when n=0. MODE
Summary of the content on the page No. 11
Trigonometric Functions Hyperbolic Calculations Cosh34 = Press Displayed 14 3 4 HYP cos (2.917308713 x 10 ) Sin53º [Mode][DRG] DEG 53 sin (0.79863551) Tan 65grad[Mode][DRG] GRAD 65 tan (1.631851687) Inverse Hyperbolic Calculations Cos22 [Mode][DRG] RAD 22 cos (-0.999960826) 25 Sinh-1 1.5 x 10 = 58.66323961 1 . 5 EXP 2 5 INV HYP sin Inverse Trigonometric Functions (58.66323961) –1 Sin 0.3 [DEG] . 3 INV sin-1 (17.45760312˚) -1 Cos 0.8 [DEG] . 8 INV cos-1 (36.869
Summary of the content on the page No. 12
CIVIL ENGINEERING APPLICATIONS AND EXAMPLES In this right triangle,A = 5.7 feet and a = 30 degrees. Determine the value of C. BUSINESS Calculate the future value of a $1000 investment sin a = A / C compounded annually at a rate of 6% for 7 years. sin 30 degrees = 5.7 / C C = 5.7 / sin 30 degrees n FV = p (1+i) C = 5.7 / .5 7 = 1000 (1+0.06) C = 11.4 = 1503.63 Mode Press Display Press Display y DEG 5.7 [÷] 5.7 1 [+] 0.06 [=] [x ] 7[=] 1.503630259 30 [sin] .5 [×] 1000 [=] 1503.630259 [=] 11.4 PHYS
Summary of the content on the page No. 13
Mode Press Display REPLACING THE BATTERY DEG 0 [INV][x<–>m] 0 If the calculator slows down when using the battery, the 6 [∏] 6 battery is weak and should be replaced. 15 [=] 0.4 – 1 1. Remove the 6 screws on the bottom panel and [INV] [sin ] 23.57817848 remove the panel. [Min] M 23.57817848 90 [–] [MR] [=] M 66.42182152 2. Remove the old batteries. 0 [INV][x<–>m]23.57817848 3. Insert the new batteries 23.58 [cos] 0.916502421 (Radio Shack type RS-389 Cat. No. 23-101) [¥] 15 [=] 13.74753633 f
Summary of the content on the page No. 14
CARE AND MAINTENANCE This scientific calculator is a carefully designed and crafted electronic device. With the proper care, you can enjoy it for years. • Keep the calculator dry and away from liquids. If it gets wet, dry it immediately with a soft cloth.If water enters the calculator, wait for the water to evaporate before using the calculator. • Store the calculator in moderate tempera- tures. Excessive heat or cold can damage the calculator. • Do not drop or strike the calculator. A hard knoc
Summary of the content on the page No. 15
. 6518206 PRINTED IN CHINA 02/01
