Sharp OZ-707 Operation Manual - Page 2

NOTICE SHARP strongly recommends that separate permanent written records be kept of all important data. Data may be lost or altered in virtually any electronic memory product under certain circumstances. Therefore, SHARP assumes no responsibility for data lost or otherwise rendered unusable whether as a result of improper use, repairs, defect, battery replacement, use after the specified battery life has expired, or any other cause. SHARP assumes no responsibility, directly or indirectly, for financial losses or claims from third persons resulting from the use of this product and all of its functions, such as the loss of or alteration of stored data, etc. The information provided in this manual is subject to change without notice. ii TABLE of CONTENTS INTRODUCTION USING THE CARD FOR THE FIRST TIME 1 USING THIS MANUAL 3 PART NAMES 5 SELECTING MODES 7 PART 1 BASIC OPERATION 1. RUN MODE 10 Selecting RUN the Mode 10 Some Helpful Hints 10 Simple Calculations 11 Compound Calculations and Parentheses 12 Recalling Entries 12 Errors 16 Serial Calculations 17 Using Variables in Calculations 18 Single-Precision, Double-Precision 19 Last Answer Feature 19 Maximum Calculation Length 21 Scientific Calculations 22 Priority in Direct Input Calculations 28 Printing for Direct Input Calculations 28 Calculation Errors 29 2. CONCEPTS AND TERMS OF BASIC 31 String Constants 31 Hexadecimal Numbers 32 Variables 32 Program and Data Files 40 Filenames 41 Extension 41 Device Name 41 File Numbers 42 Data Files 42 Expressions 43 Numeric Operators 43 String Expressions 43 Relational Expressions 44 iii