User Manual

54 Rockwell Automation Publication 1747-UM076C-EN-E - January 2013
Chapter 6 Troubleshoot with the Status Indicators
The four-character display indicates module status as shown in the table below.
Status Indicators
Indicator State Description
Module Off No power applied to device
Green Device operating normally
Flashing green Device has not been configured
Flashing red Recoverable fault.
• IP Address switches do not match configuration in use.
• The device has completed a reset to factory default
request because the switches were set to 888 at power
up, and a power cycle is required.
• The device is performing a firmware flash update.
Red Unrecoverable fault, may require device replacement
4 Character Display Displays IP address and module status description.
See table, Four-character Status Display, for a description of
all the possible module status.
Link 1 or Link 2 Off No link established.
Solid green Link established @ 100 Mbps.
Flashing green Transmit or receive activity present on indicated port @
100 Mbps.
Solid yellow Link established @ 10 Mbps.
Flashing yellow Transmit or receive activity present on indicated port @
10 Mbps.
Four-character Status Display
MOD LED Display Description Probable Cause Recommended
Action
System startup
Red-green
flash
followed by
Solid Red
Dotted display on Module is
performing Power
On Self Test
(POST)
None None
Green “OK”
(The first scroll cycle
displays the
software revision in
the format "Rev
majorRev.minorRe
v.subMinorRev")
POST is successful None None
Red 4-digit error hex
code (For example,
0100 and 0101)
POST Failure
(0100 = IOFPGA
failure)
(0101=ESFPGA
failure)
The adapter has
either failed a
hardware test, or
gone into a state
from which it cannot
recover.
Document the
error codes.
Power cycle the
adapter. Contact
Technical
Support.