Sharp V/R manual Ow to Ope ra te, E Y L Ay O U T

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H ow to Ope ra te

R ead B efore Using

This operation guide has been written based on the EL-531V, EL-509V, EL-531VH, and EL-509VH models. Some functions described here are not featured on other models. In addition, key operations and symbols on the display may differ according to the model.

1 . K E Y L AY O U T

2nd function key

Pressing this key will enable the functions written in yellow above the calculator but- tons.

ON/C, OFF key

 

 

 

D irect function

2nd function

<Power on>

 

 

 

<Power off>

 

 

 

 

 

W ritten in yellow above

 

the O N /C key

Mode key

 

 

 

This calculator can operate in three different modes as follows.

<Example>

[Normal mode]

•Mode = 0; normal mode for

 

performing normal arithmetic

 

and function calculations.

[STAT-1 mode]

[STAT-2 mode]

•Mode = 1; STAT-1mode for performing 1-variable statisti- cal calculations.

•Mode = 2; STAT-2 mode for performing 2-variable statisti- cal calculations.

2 . R E S E T S W I T C H

RESET

If the calculator fails to operate normally, press the reset switch on the back to reinitialise the unit.The display format and calculation mode will return to their initial settings.

Reset switch

RESET

N OT E :

Pressing the reset switch will erase any data stored in memory.

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Contents Sciientiifiic Calculator Operatiionguiide N TEN TS E Y L AY O U T Ow to Ope ra teDI S P L AY F O R M AT a N D DI S P L AY P AT T E R NX P O N E N T DI S P L AY Adians R a D is shown at the top of the display N G U L a R U N I TON/OFF, Entry Correction Keys Pressing π automatically enters the value for π Data Entry KeysGenerates random numbers RandomFunction to round calculation results ModifyBasic Arithmetic Keys, Parentheses Percent Xth Root of y To the Power of x, Common Logarithm To the Power of x, Natural Logarithm Factorials PPL IC AT IO N S Permutations, Combinations24 28 Time CalculationFractional Calculations Memory Calculations ~ Last Answer Memory Trigonometric Functions Arc Trigonometric Functions Hyperbolic Functions Coordinate Conversion DAT a I N P U T a N D E R a S E Statistics FunctionS K E Y S F O R 1 -V a R I a B L E S T AT I S T I C S Data total up to this point S K E Y S F O R 2 -V a R I a B L E S T AT I S T I C S Sharp CORP. MAR