Rockwell Automation 1757-ABRIO Installation Instructions - Manuel (Page 11)

Process Remote I/O (RIO) Communication Interface Module 11
Publication 1757-IN916C-EN-P - March 2008
Interpret the Status Indicators
The three status indicators on the module provide information about your
module and the status of communication with a host processor and with the
remote I/O network. The following tables outline the indicator condition and
the corresponding status for each indicator.
RIO Status Indicator – Remote Devices Status
The RIO indicator displays the status of the remote I/O network connection.
Error: Heard
Another RIO
Master Another master has been detected on the network because of the
following possible reasons.
• The module is connected to a network with another RIO master.
• The module is connected to a Data Highway Plus network.
RIO Master
Config Scan At startup, the module scans the RIO network to see what racks are
connected.
Rack xx I/O Grp
yy Size
Mismatch The rack size in the stored configuration on the module for the rack at
rack number xx octal, starting I/O group yy, does not match the rack size
on the network.
Rack xx I/O Grp
yy Offline The rack at rack number xx octal, starting I/O group yy, is not responding.
Firmware
Update The firmware on the module is being updated.
Indicator Status
Green Successful communication with all configured racks.
Yellow Idle, no racks are configured.
Red One or more configured racks is not responding or a
protocol error has occurred within the last second.
Message Description