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Manuals
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HP Manuals
Calculator
HP-20S
Owner's manual
HP -20S Owner's Manual
Scientific calculator
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Also See for HP-20S
:
Owner's manual
(133 pages)
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Contents
Table of Contents
Bookmarks
Table of Contents
Table of Contents
Getting Started
Power on and off
Adjusting the Display Contrast
Simple Arithmetic Calculations
Understanding the Display and Keyboard
The Cursor
Clearing the Calculator
Clearing Memory
Annunciators
The Shift Keys
The INPUT Key
The SWAP Key
The Alpha Keys
Introducing the Math Functions
Display Format of Numbers
Specifying the Number of Displayed Decimal Places (FIX)
Displaying the Full Precision of Numbers (ALL)
Scientific and Engineering Notation
Interchanging the Period and Comma
Full Precision of a Number (SHOW)
Range of Numbers
Messages
Arithmetic and Storage Registers
Chain Calculations
Operator Priority and Pending Operations
Using Parentheses
Reusing the Previous Result (LAST)
Exchanging Two Numbers (SWAP)
Using Storage Registers
Contents
Numeric Functions
General and Logarithmic Functions
Reciprocal
Percent Functions
Percent
Percent Change
Trigonometric Modes and Functions
Changing the Trigonometric Mode
Trigonometric Functions
Angle and Hour Conversions
Coordinate Conversions
Probability Functions
Hyperbolic Functions
Parts of Numbers
Unit Conversions
Base Conversions and Base Arithmetic
Switching Bases
Representation of Numbers
Range of Hexadecimal, Octal, and Binary Numbers
Arithmetic Operations
Statistical Calculations
Entering Statistical Data
Clearing Statistical Data
Summary of Statistical Calculations
Mean, Standard Deviation, and Summation Statistics
Calculating the Population Standard Deviation
Linear Regression and Estimation
Weighted Mean
Statistical Formulas
Programming
Creating Programs
Program Boundaries (LBL and RTN)
Entering Programs
Positioning the Program Pointer
Running Programs
Starting Programs with XEQ
Starting Programs with GTO and R/S
Stopping Programs
Clearing Programs
Editing Programs
Stepping through Programs
Sample Program: Pythagorean Theorem
Sample Program: Random Number Generator
Subroutines
Branching and Conditionals
Branching (GTO)
Conditional Instructions-Decisions and Control
Keystrokes for Other Conditionals
Available Program Memory
Nonprogrammable Functions
Built-In Program Library
Root Finder (Root)
Numerical Integration (Int)
Complex Operations (CPL)
Quadratic Equation (Qquad)
Curve Fitting (Fit)
Assistance, Batteries, Memory, and Service
Obtaining Help in Operating the Calculator
Answers to Common Questions
Power and Batteries
Low Power Annunciator ]
Installing Batteries
Resetting the Calculator
Erasing Continuous Memory
Environmental Limits
Determining if the Calculator Requires Service
Confirming Calculator Operation-The Self-Test
Limited One-Year Warranty
What Is Covered
What Is Not Covered
If the Calculator Requires Service
Obtaining Service
Service Charge
Shipping Instructions
Warranty on Service
Service Agreements
Regulatory Information
Messages
Index
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Scientific Calculator
Owner's Manual
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