Sony VGC-RA810G - Manual (Page 151)

 Movie/DVD ratings — Turn on the movie and DVD blocking feature, and allow only certain movies to be
displayed.
 Change 4-digit code — Change your parental controls password.
 Reset parental controls — Remove your password and reset all of the TV and movie viewing limits
5. After changing these settings, press Back on the remote control to return to the Settings window.
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