User manual

184 Publication ENET-UM001I-EN-P - January 2010
Appendix A Status Indicators
If the MS status indicator is red, take the following actions.
1. Clear the controller fault or cyc
le power to the controller.
2. If the fault
will not clear, replace the controller.
If the NS status indicator is flashing green, ta
ke the following actions.
1. If no connections are configured, this is normal, and no action is
required.
2. If connections are configured, check connection originator for
connec
tion error code.
If the LNK status indicator is green,
take the following actions.
1. Verify that all Ethernet cables are connected.
2. Verify that Ethernet switch is powered.
LNK
Off The port is not connected to a powered Ethernet device. The controller cannot
communicate over an Ethernet network. Follow the corrective action below.
Flashing green The controller is performing a self test while it is being started. No action is
required.
The controller is communicating on an Ethernet network. No action is required.
Green The port is connected to a powered Ethernet device. The controller can
communicate over an Ethernet network
. No action is required.
Status Indicators
Ind
i
cator Status Description