Rockwell Automation Allen-Bradley 1756-EN2TSC Installation Instructions Manual page 10

1756 EtherNet/IP Secure Communication Module
Table 9 - Network (NET) Status Indicator (continued)
Status Description
Green The module has established at least 1 CIP connection and is operating properly. The IP address of the module scrolls across the module status display.
Red The module is in conflict mode. The module shares an IP address with another device on the network. The current IP address of the module scrolls across the
Module Status display. The display scrolls: OK <IP_address_of_this_module> Duplicate IP <Mac_address_of_duplicate_node_detected>
For example: OK 10.88.60.196 Duplicate IP - 00:00:BC:02:34:B4
Change the IP address of the module.
Flashing green/flashing red The module is performing its power-up testing.
Table 10 - OK Status Indicator
Status Description
Off The module is not powered.
• Verify that there is chassis power.
• Verify that the module is completely inserted into the chassis and backplane.
• Make sure that the module has been configured.
Flashing green The module is not configured. The Module Status display scrolls: BOOTP or DHCP<Mac_address_of_module>
For example: BOOTP 00:0b:db:14:55:35
Configure the module.
Green The module is operating correctly. The IP address of the module scrolls across the Module Status display.
Flashing red The module detected a recoverable minor fault. Check the module configuration. If necessary, reconfigure the module.
Red The module detected an unrecoverable major fault. Cycle power to the module. If a power cycle does not clear the fault, replace the module.
Flashing red/flashing green The module is performing its power-up testing.
Network Connectors and Cable
This product contains a USB port.
WARNING: Local programming ports and USB ports are intended only for temporary use and must not be connected or disconnected unless
the area is nonhazardous. Do not use the USB port in hazardous locations.
Modules Ports
EtherNet/IP Copper Ethernet
10
Requirements
Connector/cable
RJ45 connector according to IEC 60603-7, 2, or 4 pair Category 5e minimum cable according to TIA 568-B.1 or Category 5 cable
according to ISO/IEC 24702
Rockwell Automation Publication 1756-IN618A-EN-P - September 2015