BECKHOFF BK5000 - Manual (Page 9)

LEDs
BK5000 5
LEDs
Module Status LEDs "MS"
LED "CAN-ERR" The red LED is on:
•
CAN warning level exceeded or
•
CAN Bus Off Status reached
LED "RUN" the green LED is on:
•
Status O.K.
Network Status LEDs "NS"
LED "TX OVERFLOW" the red LED is on:
• Transmit Queue Overrun
LED " RX OVERFLOW" the red LED is on:
• Receive Queue Overrun
Input/Output Status "I/O"
LED "I/O RUN" the green LED is on:
• the terminal bus works fine
LED "I/O ERR" the red LED is on:
•
I/O error