Casio ALGEBRA FX 2.0 Basic Operation - Manual (Page 27)

19990401
1-8 When you keep having problems…
If you keep having problems when you are trying to perform operations, try the following
before assuming that there is something wrong with the calculator.
k k k k k Getting the Calculator Back to its Original Mode Settings
1. From the Main Menu, enter the SYSTEM Mode.
2. Press 5(Reset).
3. Press 1(S/U), and then press w(Yes).
4. Press m to return to the Main Menu.
Now enter the correct mode and perform your calculation again, monitoring the results on
the display.
k k k k k In Case of Hang Up
• Should the unit hang up and stop responding to input from the keyboard, press the P
button on the back of the calculator to reset the calculator to its initial defaults (see
page α-6-1). Note, however, that this may clear all the data in calculator memory.
1-8-1
When you keep having problems…