what to say

[redoldman12]

Went with the 5.1.4 option but I don't use a sub, never did.

 

[jimfisheye]

Went with the 5.1.4 option but I don't use a sub, never did.

Speaker manage the Lfe track (channel 4) into your front L/R pair. It's a common enough setup.

 

[weekendtoy]

Went with the 5.1.4 option but I don't use a sub, never did.

I would HIGHLY suggest a sub. Well, actually two, for a smoother frequency response across the listening area.

It could be the single greatest improvement to your kit.