E-Bus; Table 20 Diagnostic Leds In K-Bus Mode - Beckhoff CX8110 Manual

9.3

E-bus

The power supply unit checks the connected EtherCAT Terminals. The "L/A" LED is lit in E-bus mode. The
"L/A" LED flashes during data transfer.
Table 20: Diagnostic LEDs in K-Bus mode.
Display
CX8110
LED Meaning
Us 24 V Power supply for basic CPU module. The LED lights
green if the power supply is correct.
Up 24 V Power supply for terminal bus. The LED lights green if
the power supply is correct.
L / A off E-bus not connected.
on E-bus connected / no data traffic.
flashes E-bus connected / data traffic on the E-bus.
Version: 1.4
Error handling and diagnosis
63