ZMIO310 Vertical Bus Expansion Module User Manual V1.0
firmly connected.
3.1.6.
Malfunction Indication and Solution
Status Indication Light
Reason
Solution
POW
RUN
ERR
ON
twinkle alternately
and slowly
The communication
between EtherCAT
master station and
coupler module breaks
Check if crystal head is loosened or not
Check the net cable is damaged or not
Restart the power.
ON
twinkle alternately
and rapidly
The pre-scanned sub
module and actual
continuation sub
module are not totally
matched.
Check if the continuation submodule is
lost, or be in malfunction
Check if appears hot plug or discharger
Restart the power.