LG SN7Y Owner's Manual page 22

22 Connecting
Surround function ON
Sound Effect
AI SOUND PRO
2
BASS BLAST
or
BASS BLAST+
STANDARD
MOVIE
MUSIC
Input
2.0 Ch
5.1 Ch
7.1 Ch or more
2.0 Ch
5.1 Ch
7.1 Ch or more
2.0 Ch
5.1 Ch
7.1 Ch or more
2.0 Ch
5.1 Ch
7.1 Ch or more
2.0 Ch
5.1 Ch
7.1 Ch or more
Output
No rear speakers Rear speakers connected