Samsung UN46ES6500G E-Manual page 549

press the
N
During the slide show, all files in
the file list are displayed in order,
starting from the file you selected.
N
When viewing a photo file or slide
show, you can add background
music if you have music files on
same device.
N
If you select the wrong
background music, you cannot
change the music until the BGM
l r
or button.