Casio YP-100 User Manual page 105

To restore all settings on the YC Camera application setup menu to their
initial factory defaults
1
Press the [MENU] key to display the YC Camera application setup menu.
2
Press the [ ] key to move the highlighting to "Initialize YC Camera Setup" and
then press the [ENTER] key.
This displays the dialog box shown below.
3
Use the [ ] key to select "Yes".
4
To restore all the settings to their initial defaults, press the [ENTER] key.
To exit the operation without doing anything, press [ESC] instead of [ENTER].
5
After you are finished, press the [ESC] key to exit the setup menu.
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