To Check The Memory Status - Casio SF-4990 User Manual

PART 2 Operation Reference
MEMO
Memo Mode for storage of unformatted data in a kind of electronic
notebook.
TO DO
To Do Mode for storage of reminders of things to do. You can affix
a check mark to items as you complete them.
CLOCK
Home Time/World Time 1, 2 Modes for display of the current time
in your hometown and other locations around the globe. For
example, you can set New York as your home time and London as
the world time.
CONVERSION
The Conversion Mode lets you select between currency conversion
and metric conversion.
CAL
Calculator Mode for basic calculations with the touch of a key.

To check the memory status

Press the
FUNCTION
MEMORY CHECK.
You can enter any mode except the Calculator Mode, Conversion Mode and
Home/World Time Mode here.
24
E
key to display the function menu, and then select
MEMORY CAPACITY
EMPTY
FULL