How to interpret the message Network Modx Cable Open.

The display Network Mod 1(or 2) Cable Open will only display on panels utilizing the SDI2 bus such as B8512G, B9512G and GV4 Series control panels.

• The Network Mod 1 Cable Open display indicates the IP Communicator addressed to 1 has no connection to the network.  Either the Ethernet cable has has been removed or there is a problem in the local network.
• The Network Mod 2 Cable Open display indicates the IP Communicator addressed to 2 has no connection to the network.  Either the Ethernet cable has has been removed or there is a problem in the local network.