To manage music from your friends on Facebook™
1Open the Walkman® homescreen menu, then tap Friends' music > Recent.
2 Tap an item that you want to work on.
3 Manage the item as desired. For example, to "Like" the song, tap 
. To comment on the song, add a comment in the comments field.
To view music that you shared on Facebook™
1Open the Walkman® homescreen menu, then tap Friends' music > My shares.
2 Scroll to an item that you want to open, then tap it. All comments that you posted on Facebook™ about the item, if any, are displayed.
Enhancing the sound
To improve the sound quality using the Equalizer
1When a song is playing in the Walkman® application, tap .
2 Tap Settings > Sound effects > Sound effects > Equalizer.
3 To adjust the sound manually, drag the frequency band buttons up or down. To
adjust the sound automatically, tap 
and select a style.
To turn on the Surround sound feature
1When the Walkman® application is open, tap .
2Tap Settings > Sound effects > Sound effects > Surround sound (VPT).
3 Flick left or right to select a setting, then tap OK to confirm.
Visualizer
The Visualizer adds visual effects to your songs as you play them. The effects for each song are based on the characteristics of the music. They change, for example, in response to changes in the music’s volume, rhythm, and frequency level. You can also change the background theme.
To turn on the Visualizer
1In the Walkman® application, tap .
2 Tap Visualizer.
Tap the screen to switch to
To change the background theme
1In the Walkman® application, tap .
2 Tap Visualizer.
3 Tap 
> Theme and select a theme.
Music Unlimited online service
Music Unlimited is a
over a mobile network or
a PC that runs the Windows® operating system. Go to www.sonyentertainmentnetwork.com for more information.
To get started with Music Unlimited
1Open the Walkman home screen.
2Tap Music Unlimited, then follow the
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