Sony DCR-TRV80 Manual

Thumbnails are small graphic representations of files which have been added to a particular album. 
Thumbnails for a selected album are displayed in the 'thumbnail list window.' 

The graphic representation, or thumbnail image, 
consists of the first frame of the movie. 

The title of the movie is shown here. 

This is the icon used for movie files. 

This is the ImageMixer thumbnail image used for 
sound media. 

The title of the sound media is shown here. 

This is the icon used for sound media.