Troubleshoot the devicenet network – Rockwell Automation 1788-CN2DN ControlNet-to-DeviceNet Linking Device Installation Instructions User Manual

Page 29

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ControlNet-to-DeviceNet Linking Device 29

Publication

1788-IN052D-EN-P - February 2007

Troubleshoot the DeviceNet Network

If DeviceNet network communications fail, you need to complete one
or both of these tasks to troubleshoot the DeviceNet network.

• View and interpret DeviceNet network status codes.
• View and interpret the controller status tags using RSLogix5000

software.

View and Interpret DeviceNet Status Codes on the DeviceNet Scanner

In order to view the DeviceNet status code, locate the scanner on the
DeviceNet network. The status code is viewed on the character
display on the front of the scanner module, for example a 1756-DNB,
DeviceNet bridge module.

Use the DeviceNet Status Codes table to interpret your status code.

IMPORTANT

The DeviceNet status codes display only on the DeviceNet scanner
module. Status codes do not display on the 1788-CN2DN linking
device.

DeviceNet Status Codes

Status Code Description of Status

Recommended Action

0-63

Scanner’s DeviceNet node address.

None.

65

The AutoScan option is on and the
device is in idle mode.

None.

67

Scanner is Secondary scanner.

None.

68

Primary scanner has detected no
Secondary scanner.

Configure another scanner to be
the Secondary scanner.

69

Primary and Secondary configurations
are mismatched.

Check configuration of the
Secondary scanner.

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