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Rockwell Automation Publication 193-UM014A-EN-P - July 2011
Chapter 10
Troubleshooting
Recoverable Error Mode
In this mode, the Ethernet/IP Communications Auxilliary LED flashes red. The
device will respond to messages that are specified in offline mode recovery
message protocol.
Unrecoverable Error Mode
In this mode, the Ethernet/IP Communications Auxilliary MS LED illuminates
a solid red. The device continues in this state as lon as the device is powered.
Troubleshooting
Procedures
The following table identifies possible causes and corrective actions when
troubleshooting EtherNet/IP related failures using the status LEDs.
Table 21 - Troubleshooting Procedures
Error Type
Description
LED State
Recoverable
Duplicate IP address detected.
Flashing Red
A device is not present on the DeviceNet scan list.
Error Type
Description
LED State
Unecoverable
Power-up initialization failure.
Solid Red
Fata communication error.
Status LED
Color
State
Possible Cause
Corrective Action
EtherNet/IP
Network Status
(NS)
None
—
The EtherNet/IP
Communications Auxilliary is
not receiving power.
Check the DeviceNet cable
connections and verify that
24V DC exists between the red
and black terminals.
Green, Red,
Not Illuminated
Flashing
(once)
Normal
This is a normal power-up
sequence.
Green
Flashing
The EtherNet/IP
Communications Auxilliary is
online, but with no
connections established.
Check the EtherNet/IP master
and its scan list for correct
scanner configuraton.
Green
Solid
Normal operating state and
the EtherNet/IP
Communications Auxilliary is
allocated to a master.
No action is required.
Red
Flashing
One or more EtherNet/IP
connections timed out.
Reset the EtherNet/IP master
device.
Red
Solid
Diagnostics test failed on
power-up/reset. An internal
fault exists.
Cycle power to the unit. If the
fault still exists, replace the
unit.
Duplicate EtherNet/IP module
address exists. Two modules
cannot have the same address.
Change the IP address to a
valid setting and reset the
device.
A fatal communication error
occurred.
Check EtherNet media for
proper installation.
Содержание Allen-Bradley 193-DNENCAT
Страница 1: ...User Manual Bulletin 193 EtherNet IP Communications Auxiliary Catalog Number 193 DNENCAT 193 DNENCATR...
Страница 10: ...10 Rockwell Automation Publication 193 UM014A EN P July 2011 Chapter 1...
Страница 28: ...28 Rockwell Automation Publication 193 UM014A EN P July 2011 Chapter 3...
Страница 68: ...68 Rockwell Automation Publication 193 UM014A EN P July 2011 Chapter 8 E mail Text...
Страница 74: ...74 Rockwell Automation Publication 193 UM014A EN P July 2011 Chapter 9 Device Parameters...
Страница 80: ...80 Rockwell Automation Publication 193 UM014A EN P July 2011 Chapter 10 Troubleshooting...
Страница 96: ...96 Rockwell Automation Publication 193 UM014A EN P July 2011 Appendix B...
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