Connections to the GX6264 are made using two standard high-density 78 pin, D-type male connector; one for each section. Each GX6264 switching board is shipped with two mating DB78 connectors for both commercial and industrial versions. Extra connectors are available separately.
J6 - Section 1 Connector (GX6264) and J7 - Section 2 Connector (GX6264) list the connectors' pins.