E – 1
File name : HDB0R100721_English_text_100426.doc
version : 10/04/26
General Guide .................................................3
Turning on or off.............................................3
Battery replacement.......................................3
Auto power-off function .................................3
Reset operation ..............................................3
Contrast adjustment.......................................3
Display readout ..............................................4
Before Starting Calculation ............................4
Using " MODE " keys......................................4
Using " SET UP " keys....................................5
Using Math Mode............................................5
Using " 2nd " " ALPHA " Keys........................6
Making corrections during Input....................6
Error Position Display Function.....................6
Replay function ..............................................6
Memory calculation........................................7
Order of operations........................................7
Accuracy and Capacity...................................8
Error conditions .............................................9
Basic Calculations........................................ 10
Arithmetic calculation ..................................10
Parentheses calculations.............................10
Percentage calculation................................. 11
Display notations.......................................... 11
Answer Function .......................................... 11
Scientific Function Calculations .................. 11
Logarithmic and Exponential functions.......12
Fraction calculation......................................12
Angle unit conversions ................................12
Sexagesimal
↔
Decimal transformation......13
Trigonometric / Inverse-Tri. functions..........13
Hyperbolic / Inverse-Hyp. functions.............13
Coordinates transformation.........................13
