Steren CAL-150 Instructivo De Uso página 145

Delete (Del)
Press this button in order to delete the character which is
signaled by the cursor.
If you press the button, you will delete the
memory.
AC / ON / OFF
Press this button in order to delete all the characters or
formulas on the LCD screen. You can also press this button
in order to delete the error message when it appears on the
LCD screen.
Allows you to power the calculator on. Press the
buttons in order to power the calculator off.
Exe button
Press this button in order to obtain the result of the calcula-
tion or in order to draw a graph. Press after introducing data
for a programmed calculation or in order to advance to the
next execution after getting the result.
Answer / Minus button
Press the button followed by the button in order
to display the last result.
Press the button and the button in order to