Rockwell Automation 20-COMM-B BACnet MS/TP Adapter - Manual (Page 44)

5-2 Troubleshooting
PORT Status Indicator
State Cause Corrective Actions
Off The adapter is not powered or
is not properly connected to
the drive.
• Securely connect the adapter to the drive
using the Internal Interface (ribbon)
cable.
• Apply power to the drive (or adapter if
mounted in a DPI External Comms Kit).
Flashing
Red The adapter is not receiving a
ping message from the drive.
• Verify that cables are securely connected
and not damaged. Replace cables if
necessary.
• Cycle power to the drive (or adapter if
mounted in a DPI External Comms Kit).
Solid Red The drive has refused an I/O
connection from the adapter.
Another DPI peripheral is
using the same DPI port as
the adapter. Important: Cycle power to the drive (or
adapter if mounted in a DPI External
Comms Kit) after making the following
correction:
• Verify that all DPI cables on the drive are
securely connected and not damaged.
Replace cables if necessary.
Orange The adapter is connected to a
product that does not support
Rockwell Automation DPI
communications. Connect the adapter to a product that
supports Allen-Bradley DPI
communications (for example, a PowerFlex
70 or PowerFlex 700 drive).
Flashing
Green The adapter is establishing an
I/O connection to the drive. No action required.
Solid Green The adapter is properly
connected and is
communicating with the drive.
No action required.