VIEWSONIC CD5233 - Manual (Page 37)

ViewSonic 35 CD5233
FACTORY RESET
Selecting "YES" allows you to reset PICTURE, SCREEN, AUDIO, CONFIGURATION1,2 and
ADVANCED OPTION will be back to factory settings (except LANGUAGE, DATE AND TIME and
SCHEDULE).
Select "YES" and press "ENTER" button to restore the factory preset data.
Press " EXIT "
button to cancel and return the previous menu.