User manual

Publication ENET-UM001I-EN-P - January 2010 185
Status Indicators Appendix A
1768-ENBT Module
Status Indicators
The 1768-ENBT CompactLogix EtherNet/IP communication module has
several status indicators.
1768-ENBT EtherNet/IP Module Status Indicators
If the NET status indicator is off, take the following actions.
1. Verify there is chassis power.
2. Verify that the module is completely
inserted into the chassis and
backplane.
3. Make sure the module h
as been configured.
LINK
NET
OK
LINK
NET
OK
Module Status
Display
Network Status Indicator
Link Status
Indicator Health Status Indicator
Network (NET) Status Indicator
Indicator
Condition
Status Description
Off The module is not powered, or does not have an IP address.
Follow the corrective action below.
Flashing
green
Controller Comm Problem The controller has an IP address, but no CIP connections are established.
If no connections are configured, this is normal operation. No action is
required.
If connections are configured, check
the connection originator for a connection
error code.
Green XXX.XXX.XXX.XXX OK The module has an IP address and at least one established connection. No
action is required.
Flashing red Class x Connection T
i
meout One or more of the connections in which the module is the target has timed
out. Reestablish the connection.
Red Duplicate IP XX:XX of xx:xx:xx is using the
IP address of this module
A duplicate IP address has been detected.
Make sure that the the IP address assigned to this module is not identical to
that of any ot
her device already on the network.