Sony KP-57WV600 Operating Instructions Manual page 64

The FREEZE button allows you to
temporarily capture a program's
picture. You can use this feature to write down information such as
phone numbers, recipes, etc.
% When the program information you want to capture is displayed,
press FREIX.
2 The TV switches to Twin View mode and displays the "frozen"
picture on the right, while the current program continues on the
left.
3 To cancel and return to normal viewing, press FREEZE (or just tune
to anothw c~~ann~~l~.