Sony STR-AV720 Operating Instructions - Page 8

Connections 0 Connecting the FM Antenna Receiver 0 0 0 For normal use For higher quality sound 75-ohm coaxial cable Connecting the Antenna Ground To prevent hum, connect the ground wire to ANTENNA ground terminal (,),). When an outdoor antenna is installed, be sure to connect the ground wire for lightning protection. 0 Connecting the AM Antenna Receiver 0 0 0 0 0 bw Adjust the direction. For areas with difficult AM reception In areas with troubled reception, connect a 6- to 15-meter (20- to 50-foot) insulated wire to the AM antenna terminal. Extend this out of doors if possible, keeping the greater portion horizontal. (There is no need to disconnect the supplied antenna.) To prevent hum Connect the ground wire to ANTENNA ground terminal (4). When an outdoor antenna is installed, be sure to connect the ground wire for lightning protection. 8