Rockwell Automation 1747-SDN 1747-SDN DeviceNet Scanner Installation Instructions - Manual (Page 14)

14 1747-SDN DeviceNet Scanner Module
Publication 1747-IN058F-EN-P - December 2010
Numeric Codes and Descriptions
Your module uses numeric displays to indicate diagnostic information about the status of
your module. The display flashes at 1-second intervals. The following table summarizes the
meanings of the numeric codes.
Numeric
Code Description Corrective Action
0…63 Normal operation. The numeric display
indicates the 1747-SDN node address on the
DeviceNet network. None.
70 Module failed Duplicate Node Address check. Change the module channel address to another
available one. The node address you selected
is already in use on that channel.
71 Illegal data in scan list table (node number
alternately flashes). Reconfigure the scan list table and remove any
illegal data.
72 Slave device stopped communicating (node
number alternately flashes). Inspect the field devices and verify
connections.
73 Identity information for the device does not
match electronic key in scan list table entry. Verify that the correct device is at this node
number. Make sure that the device at the
scrolling node address matches the desired
electronic key (vendor, product code, product
type).
74 Data overrun on port detected. Modify your configuration and check for invalid
data. Check network communication traffic.
75 No traffic from other modules detected on the
network. Check the network configuration. Scanlist may
be empty.
76 No direct network traffic for module detected. None. The module detects other network
communication.
77 Data size expected by the device does not
match scan list entry. Reconfigure your module for the correct
transmit and receive data sizes.
78 Slave device in scan list table does not exist. Add the device to the network, or delete the
scan list entry for that device.
79 Module has failed to transmit a message. Make sure that your module is connected to a
valid network.
Check for disconnected cables.
80 Module is in Idle mode. Put controller in Run mode. Enable Run bit in
module command register.
81 Module is in Fault mode. Check Module Command Register for fault bit
set.