Rockwell Automation 22-COMM-D DeviceNet Adapter - Manual (Page 98)

8-4 Troubleshooting
The following diagnostic items can be accessed using DriveExplorer
(version 3.01 or higher).
Net A Status Indicator
Status Cause Corrective Actions
Off The adapter and/or
network is not powered or
adapter is not connected
properly to the network. • Securely connect the adapter to the drive
using the Internal Interface cable and to the
network using a DeviceNet cable.
• Correctly connect the DeviceNet cable to the
DeviceNet plug.
• Apply power to the drive and network.
Flashing
Red A DeviceNet I/O
connection has timed out. • Place the scanner in RUN mode, or apply
power to the peer device that will send I/O.
• Check the amount of traffic on the network.
Solid
Red Failed duplicate node
detection test or bus off
condition exists. • Configure the adapter to use a unique node
address on the DeviceNet network.
• Configure the adapter to use the correct
network data rate.
• Ensure network has correct media installed.
Flashing
Green The adapter is properly
connected but is not
communicating with any
devices on the network. • Place the controller in RUN mode, or apply
power to the peer device that will send I/O.
• Program a controller or peer device to
recognize and transmit I/O to the adapter.
• Configure the adapter for the program in the
controller or the I/O from the peer device.
Solid
Green The adapter is properly
connected and
communicating on the
network. No action required.
Module Diagnostic Items in Single Drive Mode
No. Name Description
1 Field Flash Cnt The number of flash updates made to the adapter after shipping.
2 Adapter Events The number of events in the event queue.
3 Reference Reference being transmitted to the host by this peripheral.
4 Logic Cmd Command being transmitted to the host by this peripheral.
5 Logic Sts Status being received from the host by this peripheral.
6 Feedback Feedback being received from the host by this peripheral.
7 DN Rx Errors Current value of the DeviceNet CAN Receive Error Counter register.
8 DN Tx Errors Current value of the DeviceNet CAN Transmit Error Counter register.
9 Data Rate SW Current setting of the adapter 2-bit data rate switch.
10 Node Address SW Current setting of the adapter 6-bit Node address switch.