I just solved a similar problem with that.
Lg nb3530a sound bar optical cable.
View the manual for the lg nb3530a here, for free.
Lg nb3530a sound bar audio system with bluetooth connectivity achieving great sound with your television is what this lg sound bar system is all about.
In the end back to just sj8 but this time connected from c7 via hdmi, not optical.
With a classic piano black finish, this stylish soundbar looks impeccable whether mounted to a wall or placed under a 42 lg tv.
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The lg nb3530a soundbar delivers a maximum sound with a minimalist design.
Lg’s wireless active subwoofer allows you to enjoy superb sound quality with distinctive style in any.
Introduction lg nb3530a 2.1ch 300w speaker bar the lg nb3530a speaker bar delivers a maximum sound with a minimalist design.
Do you have a question about the lg nb3530a or do you need help?
Don't get any sound coming out of the sound bar.
Then the sound will come out of both tv and the sound bar.
I connected the optical cable, set settings > system > arc, and i used my remote control to set the mode on the soundbar to optical input.
It has two optical inputs, as well.
My lg soundbar isn't connecting to tcl roku tv over optical cable.
Optical digital audio in x2, usb (single usb) x1and audio input x1 › see more product details similar item to consider
Nb3530a, nb3531a this part is new and is a true lg part!
This wireless sound bar features 2.1 channels, a 3d sound processor, a wireless active subwoofer and wireless audio streaming via bluetooth.
It also features wireless sound sync, usb music playback and simplink connectivity.