Rockwell Automation DeviceNet Communications Module - Manual (Page 26)

3-8 DeviceNet Communications Module
Step 3. Apply power to the drive. The module receives its power
from the connected drive and network. When you apply
power to the product and network for the first time, the
status indicators should be green after an initialization. If
the status indicators are red, there is a problem. Refer to
chapter 9, Troubleshooting the DeviceNet Module and
Network.
Step 4. If the software settings for the data rate and node address
are to be used, a configuration tool such as VS Utilities can
be used to adjust the respective parameters in the module.