Sony NWZ-E463PNK - Manual (Page 6)

NWZ-E463 / E464 / E465 / E463K / E463HK 4-287-668-11(1)
Using “Music Unlimited” Service  
About [Like]/[Dislike]
While listening to “Channels,” you can mark a song with [Like] or [Dislike]
according to your impression. This will be reflected in both “Channels” and
“Favorites Channel.”
Note
 This function does not work on “Favorites Channel.”
Tip
 Like/Dislike info will be reflected in and personalize “Channels” next time sync with the
Music Unlimited Transfer application.
About “Favorites Channel”
Songs on “Favorites Channel” are organized by songs that are marked with
[Like] (including songs marked by another device).
Note
 Songs on “Favorites Channel” cannot be marked with [Like]/[Dislike].