Rockwell-automation 1784-PCIDS DeviceNet PCI Communication Interface C Manual de usuario descargar pdf (Pagina 57)

Interpret Status Indicators (LEDs) 7-5

Publication 1784-IN004E-EN-P - April 2005

Network (NET) Status Indicator

This bi-color (green/red) LED indicates the status of the communication link.

condition status indicates

off not powered,

not online

Device is not online.

The device has not completed the Dup_MAC_ID test yet.

The device may not be powered; look at the Module Status

LED.

flashing green

online,

not connected

Device is online, but has no connections in the established

state.

The device has passed the Dup_MAC_ID test, is online, but

has no established connections to other nodes.

green link okay, online,

connected

The device is online and has connections in the established

state.

flashing red

connection time-out One or more I/O connections are in the timed-out state.

red critical link failure Failed communication device. The device has detected an

error that has rendered it incapable of communicating on

the network (Duplicate MAC ID or Bus-off).

Check network integrity and baud rate of all devices. Then

cycle power to the card by shutting down and cycling power

to your computer.

The flash rate of the LED is approximately 1 flash per second. The LED should be on for approximately

0.5 seconds and off for approximately 0.5 seconds.

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Rockwell-automation 1784-PCIDS DeviceNet PCI Communication Interface C Manual de usuario Pagina 57