Vivitar DVR-550 User Manual page 40

Thumbnail Function
1. Use Direction Buttons to select the Thumbnail option
( ).
2. Press Enter Button to view nine thumbnail movies.
3. To play a movie, use Direction Buttons to select the
movie and press Enter Button to view.
Lock Movies
Single or all movies can be locked. This function can prevent the movies from being deleted
accidentally.
1. Use Direction Buttons to select the Lock option (
2. Press Enter Button to go to the Lock menu.
3. Use Right/Left Buttons to select the movie.
4. Use Up Button to lock/unlock all movies and Down Button to
lock/unlock single movie.
5. Before a movie is locked/unlocked, a confirmation screen
will appear; choosing "Yes" will execute the operation, "No"
will cancel the operation.
6. Press Enter Button to exit.
Operation
Operation
39
Display Screen
Display Screen
).