Legacy Audio Goliath XD - Manual (Page 10)

Speaker Connections
Connect an XLR cable from output 4 of the Xilica processor to the back
of the Goliath XD subwoofer.
If you are using a second Goliath XD subwoofer, connect an XLR cable
from output 8 of the Xilica processor to the back of the right Goliath XD
subwoofer for stereo subwoofer performance.
If using the Goliath XD to augment the bass performance of a Legacy Audio
speaker system begin by connecting the left preamplifier output to XLR
input 1 on the Xilica processor (and input 3 if using a splitter). Next connect
the right preamplifier output to XLR input 2 on the Xilica processor (and
input 4 if using a splitter).
1 0
Option 2: Connecting one or two Goliath XD for use with Legacy
Helix, Whisper, or Aeris