Arris SURFboard SBG7580-AC Quick Start Manual page 6

Connect
the coaxial cable (not included) from the
cable wall outlet or RF splitter to the
on the rear of your SBG7580-AC.
Tighten the
connector by hand.
8
A
Cable
connector
Connect
the Ethernet cable to any
the rear of your SBG7580-AC and the
on your PC or laptop.
B
Ethernet
port on
Ethernet
port
9