Chapter 13 Warning CodesMS300 
506 
 
CANopen start-up 
error warning (Cbtn) 
CANopen start-up error warning 
When the amount of sent error messages reach 255 
Warning Setting Parameter 
Disable CANopen, and cycle the power after power-off 
Serious interference on hardware 
Verify if the grounding, terminating resistance and bus line are properly 
installed. 
Incorrect setting for 
communication speed 
Verify the setting for communication speed. 
The communication card is not 
connected, or the card is loose 
Make sure the communication card is connected to the drive.