Z-limit sensor triggered.
Please confirm whether the leveling is normal or
whether the model exceeds the printing size of the
printer
Extruder leveling sensor abnormal
Extruder calibration and automatic leveling cannot be
carried out. Please check whether the extruder leveling
sensor is disconnected or whether the connector is
loose
Serial port communication error.
If possible, please continue printing. If there is no
response for a long time, please shut down and restart
the printer
The instruction cannot be completed
without resetting
Resetting operation is required in axis control