Casio XJ-450 User Manual page 98

Using the Setup Menu
2.
Use the [ ] and [ ] keys to select "Power On Password", if you
want.
3.
Use the [ ] and [ ] keys to turn the power on password on or off.
Changing the power on password setting causes the message like the one shown
below to appear.
Press the [ENTER] key to change the setting. If you do not want to change the
setting, press the [ESC] key.
To change the power on password
1.
Display the power on password setting screen.
See "To display the power on password setting screen" on page 97.
2.
Use the [ ] and [ ] keys to select "Change Password".
3.
Press the [ENTER] key.
This displays the new password input dialog.
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