Victor 930-2 Owner's Manual
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Victor 930-2 Owner's Manual

Scientific calculator
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Owner's Guide
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Summary of Contents for Victor 930-2

  • Page 1 Owner's Guide 930-2 Scientific Calculator VICT�R" 930-2 "l 0� <;)FF •DEG R..P 1 / x A 8 /c DATA X•M M• Scientific Calculator...
  • Page 2 KEY INDEX Functions Page π Seagesimal notation / GENERAL KEYS → → decimal notation conversion Functions Page Mode of angle DEG → → Data entry GRAD • → Angular conversion of data – Basic calculation GRAD → → → ÷ Register exchange ↔...
  • Page 3 FUNCTION KEYS STATISTICAL KEYS Functions Page Functions Page Statistical data mode Sine Cosine Data entry DATA Data delete Tangent Arc sine Sample standard deviation Ó Arc cosine Population standard deviation Ó Arithmetic mean Arc tangent Hyperbolic Number of data Sum of value Common logarithm Common antilogarithm Sum of square value...
  • Page 4 Preface INDEX Congratulations on your purchase of the 930-2 scientific 1. GENERAL GUIDE calculator from Victor Technology. Victor has been serving customers since 1918. Today, Victor offers a complete line of printing, handheld, desktop, scientific, and financial 2. ORDER OF OPERATIONS AND LEVELS calculators.

  • Page 5: General Guide

    1. GENERAL GUIDE 1-2) The display 1-1) Modes To put the calculator into a desired operating mode, - 9 9 – 1 . 2 3 4 5 6 7 8 9 0 press MODE first, then INV HYP BIN OCT HEX SD DEG RAD GRAD MODE - “BIN”...
  • Page 6 2. ORDER OF OPERATIONS AND LEVELS Converts a displayed value to exponent display of which Operation are performed in the following order of exponent is a multiple of 3 and precedence : mantissa is between 0 to 999 (see page 33). 1.
  • Page 7 TION RANGE AND SCIENTIFIC EXAMPLE OPERATION READ-OUT -1.234567891 x 10 (= -0.001234567891) 1 • 234567891 -1.234567891 -1.234567891 00 -1.234567891 -03 - 9.999999999 -10 - 10 x 10 x 10 Normal display Scientific notation 4. CORRECTIONS If you notice a mistake during a value input, simply press When the answer exceeds the normal display capacity, it to clear the last entered digit.

  • Page 8: Battery Replacement

    5. OVERFLOW OR ERROR CHECK 6. BATTERY REPLACEMENT Overflow or error is indicated by the " -E- " sign and stops • Power source further calculation. This calculator uses two power sources : a silicon Overflow or error occurs : solar cell and a alkaline manganese battery (LR43) a) When an answer, whether intermediate or final, or •...

  • Page 9: Normal Calculations

    7. NORMAL CALCULATIONS b)Slide the calculator back casing slightly and lift it to remove. - Calculations can be performed in the same sequence c)Use a ball-point pen to remove the old battery as as the written formula (true algebraic logic). shown below.
  • Page 10 7-2) Constant calculations 7-3) Memory calculations using the independent memory 3 + 2.3 = + 2 • 3 = 5.3. When a new number is entered into the independent ■ memory by the X➝M key, the previous number 6 + 2.3 = 8.3.
  • Page 11 7- 4) Fraction calculations Total of integer, numerator and denominator must be (Reduction) ■ within 10 digits (includes division marks). 3 456 78. A fraction can be transferred to the memory. ■ 8 11 13 When a fraction is extracted, the answer is displayed ■...

  • Page 12: Mode Mode

    • Calculation range after conversion 12% of 1200 144. 1200 18% of 1200 216. BASE DIGITS RANGE 23% of 1200 276. Binary 10 digits Positive : 0 111111111 Negative : 1000000000 26% of 2200 2200 572. 1111111111 26% of 3300 858.

  • Page 13: Binary

    8-1) Binary / Octal / Decimal / Hexadecimal 8-2) Negative expressions conversions • Negative values can be obtained by pressing the Conversion of 22 to binary NEG key. The two's complement is produced for 10110. negation of binary, octal, decimal and hexadecimal MODE Conversion of 22 to octal...
  • Page 14 1F2D - 100 + 963 = 982 982. MODE ➝ MODE – 1F2D MODE 7881. = 7881 MODE 1EC9 = 1EC9 + 101011 = 111110 MODE 101011 = 111110. MODE 7654 ÷ 12 2A56 x 23 = 32462 7654 ÷ MODE 2A56 32462.

  • Page 15: Function Calculations

    9. FUNCTION CALCULATIONS 1010 AND (A OR 7 ) = 1010 1010 MODE MODE Scientific function keys can be utilized as subroutines of four basic calculations (including parenthesis MODE 1010. calculations). AND 2F This calculator computes as π = 3.141592654 and ■...
  • Page 16 • For the DMS display format, the integer part of the sec ( π rad ) = display data is regarded as degree, 2 digits below the cos ( π rad ) decimal point as minute, and 3 digits and below as π...

  • Page 17: Square Root

    9-5) Common & Natural logarithms / Exponentiations 553467.4658 (Common antilogarithms, Natural antilogarithms, Powers and Roots) log sin 40° + log cos 35° - 0.278567983 • log 1.23 (=log 1.23) = 0.089905111 + 25 + 35 Solve 4 = 64. x = log 64 5.090557037 ÷...
  • Page 18 9-9) Rectangular to polar co-ordinates conversion 9-7) Miscellaneous functions (FIX, SCI, ENG, FLO) 1.234 +1.234 = Formula : r = x “FIX2” ( • 1.23 θ = tan ( -180°< θ 180°) 2.47 • 2.468 • Ex.)Find the length r and angle in radian when the θ...

  • Page 19: Statistical Calculations

    10. STATISTICAL CALCULATIONS and the arithmetical mean x is defined as ∑x • Set the function mode to “SD” by pressing MODE Ex.)Find Ó , Ó , x, n, ∑ x and ∑ x based on the • Pressing key need ∑...

  • Page 20: Percent

    • (Mistake) 11. SPECIFICATIONS BASIC OPERATIONS (To correct) C/CE 4 basic calculations, constants for + / - / x / ÷ / y • DATA AND / OR / XOR / XNOR / NEG, parenthesis • calculations and memory calculations. (Mistake) DATA BUILT-IN FUNCTIONS...
  • Page 21 Fraction calculations x < 10 Total of integer, numerator and denominator must be |x| < 10 within 10 digits (includes division marks). | x | < 10 | x | < 10 ( x ≠ 0 ) Scientific functions Input range x <...
  • Page 22 • Errors are cumulative with such internal continuous calculations as x , n!, so accuracy may be adversely affected. • In tanx,| x | ≠ 90° x (2n + 1),|x| ≠ π / 2rad x (2n + 1), | x | ≠ 100grad x (2n + 1) (n is an integer.) •...

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