Configure your 1756-dhrio module – Rockwell Automation 1756-DHRIO ControlLogix Data Highway Plus-Remote I/O Communication Interface Module I.I. User Manual
Page 18
18 ControlLogix Data Highway Plus-Remote I/O Communication Interface Module
Publication
1756-IN003D-EN-P - July 2008
Configure Your 1756-DHRIO Module
After installing your 1756-DHRIO module, you must configure it. For more
information, refer to the
If the channel
A or B
indicator is
in this
channel mode
then the channel
status is
take this action
Off
All
Not on line.
Place channel on line.
Green
RIO scanner
Active RIO link. All
adapter modules are
present and not
faulted.
None, normal operation.
DH+
Operating.
None, normal operation.
Green
flashing
RIO scanner
One or more nodes
faulted or failed.
Check power at other
racks.
DH+
No other node on the
network.
Check cables.
Red
All
Hardware fault.
Reboot module. If red
reoccurs, replace module.
Red flashing
RIO scanner
Faulted adapters
detected.
Check cables.
Check power at other
racks.
DH+
Duplicate node
detected.
Check node address.