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MELSEC-F
TROUBLESHOOTING11
11 - 41
POINT
If the external device communicates normally, the following conditions occur.
For TCP communication
When the external device's open status is complete, LEDs C1-C8, which are in
correspondence with connections 1-8, turn on.
For UDP communication
When external device communication is possible, LEDs C1-C8, which are in
correspondence with connections 1-8 turn on.
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