Back panel description, Power connector, Frame ground (gnd) connector – Multi-Tech Systems FR3060 User Manual
Page 10: Internal composite link (t1 dsu) connector, Monitor (xmt/rcv) connector, Command port connector, External composite link (rs232/v.35) connector, Ethernet 10base-t connector, Channels 1 & 2 (rs232/v.35) connectors, The connectors are as follows
