Troubleshooting problems – Rockwell Automation 1757-ABRIO Process Remote I/O (RIO) Communication Interface Module User Manual
Page 139
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Publication 1757-UM007D-EN-P - December 2008
137
Troubleshooting Appendix A
Troubleshooting Problems
The following are some possible problems you may encounter and
their possible causes.
Symptom
Possible Problems
Notes
Autoconfiguration fails or does not
find racks
The 1757-ABRIO module must be in INACTIVE
mode to autoconfigure
The baud rate is incorrect
Check the cabling (Line 1, shield, Line 2)
Check network termination
Data is not updating
1757-ABRIO module is not in ACTIVE or FORCED
ACTIVE mode
Incorrect rack address used when creating the
module
Modules are not mapped to the tags
Rack is offline
Update time is set too long
Digital outputs turned on at the same location as
the block transfer
View the scanner log to see if it contains
information about why the block transfer is
failing.
Rack is offline or is not updating
Rack is not included in the configuration
Problems with cabling and termination
Check the active rack list to see if the
1757-ABRIO module shows the rack.
View the Scanner Log to see if there are any
messages that indicate the source of the
problem.
Menu items are dimmed
Click in the network tree (left pane) of the
configuration program before you select an item.
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