5 secret function – Casio fx-9750G PLUS User Manual
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20-5 Secret Function
When inputting a program, you can protect it with a password that limits access to
the program contents to those who know the password. Password protected
programs can be executed by anyone without inputting the password.
u
u
u
u
u
To register a password
Example
To create a program file under the name AREA and protect it
with the password CASIO
1. While the program list is on the display, press 3 (NEW) and input the file
name of the new program file.
3
(NEW)
AREA
2. Press 5 (Q) and then input the password.
5
(Q)
CASIO
P.353
• The password input procedure is identical to that used for file name input.
3. Press w to register the file name and password. Now you can input the
contents of the program file.
• Registration of a password uses 16 bytes of memory.
• Pressing w without inputting a password registers the file name only, without
a password.
4. After inputting the program, press ! Q to exit the program file and return
to the program list. Files that are password protected are indicated by an
asterisk to the right of the file name.
u
u
u
u
u
To recall a program
Example
To recall the file named AREA which is protected by the
password CASIO
1. In the program list, use f and c to move the highlighting to the name of the
program you want to recall.