Motorola MB7621 Quick Start Manual page 4

ON/OFF button
POWER
Connect the supplied power
cube between the power jack
and an electrical outlet.
COAX
Connect a "live" coax
cable to the modem's COAX
connector as discussed
above. (Tighten the nut so it's
finger tight. You may
want to use the supplied
wrench. Make the connection
snug but not over-tight.)
RESET button
ETHERNET (LAN)
Connect this port to a
computer. Alternatively, you
can connect to a WiFi router -
see If You Want to Connect a
Router, below.
4