Related Manuals for Datexx DS-736II
Summary of Contents for Datexx DS-736II
-
Page 1: Safety Precautions
OWNER’S MANUAL D S - 736II Please read before using BIG Display 12 - Digit Scientific Calculator with Fractional and Statistical Functions... -
Page 2: Handling Precautions
Safety Precautions Be sure to read the following safety precautions before usign this calculator. Keep this manual handy for later referenxce. Caution This symbol is used to indicate information that can result in personal injury or material damage if ignored. Batteries After removing the batteries from the calculator. - Page 3 Handling Precautions Be sure to use a thin pointed object to press the RESET button on the back of the calculator before using it for the first time. Be sure to press the ON key before using the calcu- lator for the first time. Even if the calculator is operating normally, replace the battery at least once every two years.
- Page 4 Never press the keys of the calculator with a ball-point Pen or other pointed object. Use a soft, dry cloth to clean the exterior of the unit. If the calculator becomes dirty, wipe it off with a cloth moistened in a weak solution of water and a mild neutral household detergent.
-
Page 5: Table Of Contents
Contents Safety Precautions Handling Precautions Two-Line Display Before Starting Calculations Modes Input Capacity Making Corrections During Input Replay Function Error Locator Exponential Display Formats Answer Memory Basic Calculations Memory Calculations Independent Memory Variables Fraction Calculations Fraction Calculations Decimal-to-Fraction Conversions Fraction-to-Decimal Calculations Percentage Calculations Scientific Function Calculations Trigonometric/Inverse Trigonometric Funtions... -
Page 6: Two-Line Display
Two-Line Display You can simulaneously check the calculation formula and its answer. The first line displays the calculation formula. The second line displays the answer. Before Starting Calculations Modes Mode Mode Indicator Application Name Calculation modes Normal calculations COMP Standard deviation Calculations Regression calculations... -
Page 7: Input Capacity
Number of significant digit specification Note! Mode indicators appear in the lower part of the display. The COMP, SD, and REG modes can be used in combination with the angle unit modes. Be sure to check the current calculation modes (SD,REG,COMP) and angle unit mode (DEG,RAD,GRA) before beginning a calculation... -
Page 8: Error Locator
recall the last calculation even after you press Replay memory is cleared whenever you start a new calculation, change to another mode, or turn off power. Error Locator Pressing after an error occurs displays the cal- culation with the cursor positioned at the location where the error occurred. -
Page 9: Independent Memory
Independent M emory Values can be input directly into memory, added to memory, or subtracted from memory. lndependent momory is convenient for calculating cumulative totals. lndependent memory uses the same memory area as variable M. To clear independent memory (M), input Example: 2 3 + 9 = 3 2 2 3 6 = 47... -
Page 10: Decimal-To-Fraction Conversions
e xceeds 1 0. Example1 Example 2 : Fraction/decimal calculation results are always decimal. Decimal-to-Fraction Conversion 2.75 2.75 Example: 2.75 SHIFT Fraction-to-Decimal Conversion Example 0.5 (Fraction Decimal) Percentage Calculations Use the COMP mode for percentage calculations. Example 1: To calculate 12% of 1500 Example 2: To calculate what percentage of 880 is 660 Scientific Function Calculations... -
Page 11: Trigonometric/Inverse Trigonometric Funtions
Trigonometric/Inverse Trigonometric Functions Example 1:sin63 52'41" Example 2: Example 3: Example 4: Hyperbolic/Inverse Hyperbolic Functions Example 1: Example 2: Angle Unit Conversion Press to display the following menu. - Page 12 Pressing converts the displayed value to the corresponding angle unit. Example : To convert 4.25 radians to degrees Common and Natural Logarithms/ Antilogarithms Example 1: Example 2: Example 3: Example 4: Example : 5 Square Roots, Cube Roots, Roots, Squares Cubes, Reciprocals, Factorials, Random Numbers and Example 1: Example : 2...
-
Page 13: Number Of Decimal Places
Example : 5 Example : Example : To generate a random number between Example : 0.000 and 0.999 Example (resurlts differ each time) Example : 9 FIX, SCI, RND Example : 1 (Specifies three decimal places.) (Calculation continues using 10 display digits) Performing the same calculation using the specified number of decimal places... - Page 14 Example2: 1 3 Displaying result with two significant digits (SCI 2) Press clear SCI specification. Epecifying the exponent display Pressing the ENG key or SHIFT followed by ENG will cause the exponent display for the number being displayed to change in multiples of 3 Coordinate Conversion (Poll(x,y), Rec (r, )) Calculation results are automatically assigned to variables E and F.
-
Page 15: Statistical Calculations
Permutation Example: To determine how mny different 4 digit val- use 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) Combination Example: To determine how many different 4 member groups can be organized in a group of 10 individuals Statistical Calculations Standard Deviation (SD Mode) - Page 16 1.407885953 (Sample Standard Deviation 1.316956719 (Population Standard Deviation 53.375 (Arithmetic Mean (Number of Data 427. (Sum of Values 22805. (Sum of Squares of Values Data Input Precautions inputs the same data twice You can also input multiple entries of the same data us- To input the data 11D ten times: for example, Press 110 The above results can be obtained in any order, and not...
-
Page 17: Linear Regression
Regression coefficient A Regression coefficient B Regression coefficient C Regression coefficient Linear Regression The regression formula for linear regression is: = A + B . x Example: Atmospheric Pressure vs. Temperature Perform linear regression to deter- mine the regression formula terms and correlation coefficient for the data nearby. - Page 18 Degrees,Minutes,Seconds Calculations You can perform sexagesimal calculations using degrees (hours), minutes, and seconds, and convert between sexagesimal and decimal values. Example 2: to convert the decimal value 2.258 to a sexagesimal value 2.258 2.258 2 15 28.8 SHIFT Example 2: To perform the following calculation: Technical Information When you have a problem..
-
Page 19: Error Messages
Error Messages The calculator is locked up while an error message is on the display. Press to clear the error, or press display the calculation and correct the problem. See"Er- ror Locator" for details. Ma ERROR Cause Calculation result is outside the allowable calculation range. - Page 20 Order of Operations Calculations are performed in the following order of perc- edence. Coordinate transformation: Pol , )Rec ( , ) Type A functions: With these functions, the value is entered and then the function key is pressed. , , , Powers and roots: Abbreviated multiplication format in front of , memory Name, or variable name: 2 , 5A, A etc.
- Page 21 Replacing the Battery Dim figures on the display of the calculator indicate that battery power is low. Continued use of the calculator when the battery is low can result in improper operation. Replace the battery as soon as possible when display figures become dim.
- Page 24 Erros are cumulative with such internal continuous cal- culations as so accuracy may be adversely affected. Specifications Power Supply: Single CR2025 button sell Battery Life: Approximately 17,000 hours continuous dis- play of flashing cursor. Approximately 2 years when left with power turned off.
- Page 25 DS-736 II ©2001 Datexx - A Division of Teledex Inc. www.datexx.com 02/01 PRINTED IN CHINA...