LG DSP7 Owner's Manual page 4

Manually connecting the sound bar to the wireless subwoofer ([ See
"Connecting the wireless subwoofer manually" on page 8.)
If you see a red LED on the back of the wireless subwoofer, it means that the sound bar is not connected
to the subwoofer. If this is the case, connect them in the following order.
A Press the Power
B Press the PAIRING button on the back of the disconnected wireless subwoofer. Check if LED blinks
green.
- If you still see a red LED on the back of the wireless subwoofer, press and hold the button on the
back of the subwoofer again.
C Press the Power
D When the connection is established, you will see a green LED light on the back of the wireless
subwoofer.
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button on the sound bar to turn it off.
button on the sound bar to turn it on.