Rockwell Automation 1769-SM1 Compact I/O to DPI/SCANport Module - Manual (Page 110)

8-2 Troubleshooting
The MODULE status indicator is a bicolor (red and green) LED.
MODULE Status Indicator
Status Cause Corrective Action
Off The 1769-SM1 module is not
powered. Apply power to the 1769-SM1 module.
Flashing
Red The 1769-SM1 module’s
configuration data is not valid.
• Change the controller configuration
data to valid settings.
• Reset the 1769-SM1 module
parameters to their default settings, and
then reset the 1769-SM1.
Solid Red The 1769-SM1 module was
unable to establish
communication with the
controller. Cycle power to the controller.
Flashing
Green The 1769-SM1 module is
establishing communications
with the controller. Normal behavior – no action required.
Solid Green The 1769-SM1 module has
established communications
with the controller.
Normal behavior – no action required.
Flashing
Red/Green The 1769-SM1 module is in
boot mode. Flash download the application code to the
1769-SM1 module.
Orange The 1769-SM1 module is in
reset.
• Cycle power to the controller.
• Replace the 1769-SM1 module.