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Error Message F23

Valid for S300, S400, S600, S700

Display Meaning Possible cause Measure S300/S700 Measure S400/S600
F23  CAN Bus 

Severe CAN bus communication error. 

Check CAN cable and controller

If no CAN controller is connected to X6, the following parameters should be set:

ETHMODE 2         (Onboard fieldbus switch to EtherCAT)

MDRV 0                (Multidrive switched off)

Check CAN cable and controller