Operational Functions - Casio FX-890P Owner's Manual

1.2 Operational Functions

1
Power Switch
Slide up to switch power ON and down to switch power OFF.
2
Shift Key ( S )
Used to enter BASIC commands and symbols noted above the keys of the keyboard.
Each press of this key causes the symbol "[S]" to switch on and off on the display.
Throughout this manual, this key is represented by Shift in order to distinguish it from
the alphabetic S key.
3
Volatile Shift Key ( SHIFT )
Same function as the Shift key but needs to be held when pressing the various keys,
like on table top computers.
4
Numeric Keys ( 0 - 9 )
Enter the numeric values noted on each key.
5
Decimal Key ( . )
Enters a decimal point.
6
Arithmetic Operator Keys ( + , - , * , / )
Enter the arithmetic operators noted on the keys.
+ : Addition
- : Substraction
* : Multiplication
/ : Division
7
Execute Key (.
Finalizes entry of a calculation and produces the result. The function of this key is
equivalent to an "=" key on a standard calculator.
This key is also used to enter lines of a program and for actual execution of
programs.
8
Parentheses Keys ( ( , ) )
Enter parentheses in such parenthetical calculations as: 5 x (10+20).
9
Answer Key ( ANS )
Recalls the result of the most recently performed manual or program calculation.
Pressing this key during program execution causes the execution to be suspended
until the . . key is pressed (STOP displayed).
10
Engineering Key ( ENG ,  )
Converts a calculation result to an exponential display.
11
Alphabet Keys
Enter the alphabetic characters noted on each key.
12
Space Key ( SPC )
Enters a space
13
CAPS Key ( CAPS )
. )
6