Safety Communication Relay Cannot Be Performed - Mitsubishi Electric MELSEC iQ-R Series User Manual

Safety communication relay cannot be performed

The following lists the actions to be taken if safety communication relay cannot be performed.
Check item
Is the D LINK LED of the remote head module turned on?
Is the switch on the remote head module set to RUN?
Is it in the remote STOP state?
If the above actions do not solve the problem, refer to the troubleshooting of each module. ( Manual for the module used)
4 TROUBLESHOOTING
104
4.6 Troubleshooting by Symptom
Action
If the D LINK LED is turned off or flashing, perform troubleshooting using LED.
( Page 90 When the D LINK LED turns off, Page 90 When the D LINK
LED is flashing)
Set the switch on the remote head module to RUN to start data link.
Cancel the remote STOP state and start data link.