What To Do When An Error Occurs - Casio CFX-9850G PLUS Calculations Manual

7-5 What to Do When an Error Occurs

u u u u u Error during coefficient value input
Press the A key to clear the error and return to the value that was registered for
the coefficient before you input the value that generated the error. Try inputting a
new value again.
u u u u u Error during calculation
Press the A key to clear the error and display coefficient
for the coefficients again.
110
a
. Try inputting values