Allen-Bradley 1769-SDN, Installation Instructions Manual, Page: 55 / 68

Rockwell Automation Publication DNET-IN001B-EN-P - January 2012 55
Appendix
B
1769 DeviceNet Modules Status Indicators
and Data Structures
1769-ADN Adapter Status
Indicators The 1769-ADN adapter has four status indicators that provide information
about your network and its connections.
Topic Page
1769-ADN Adapter Status Indicators 55
1769-ADN Adapter Data Structures 58
1769-SDN Scanner Status Indicators 59
1769-SDN Scanner Status Codes 61
1769-SDN Scanner Data Structures 63
Status Indicator Description
Module Status Indicator A bicolor (green/red) status indicator that provides device
status.
I/O Status Indicator A bicolor (green/red) status indicator that provides the
status of inputs and outputs, including the following:
• Whether the adapter has outputs under its control
• Whether any outputs or inputs are active or faulted
• Mod/state of the inputs and outputs, but not
necessarily the On/Off condition of the I/O points
Network Status Indicator A bicolor (green/red) status indicator that provides
communication status.
Diagnostic Status Indicator A bicolor (green/red) status indicator that provides the
status of diagnostic tests.
Diagnostic Status Indicator
Module Status Indicator
I/O Status Indicator
Network Status Indicator