Schneider Electric Lexium 17S Series - Manual (Page 86)

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Front Panel Controls and Indicators, continued
SERCOS
Communication
LED Indicators The following illustration shows the location of the three SERCOS communication
LED indicators on the SERCOS communication card at the top of the drive. The
Rec_T and Tra_T LEDs are green and (when illuminated) respectively indicate
information is being received or transmitted. The Error LED is red and illuminates
when a SERCOS communication error occurs.