Checking The Programmable Controller - Mitsubishi Electric MELSEC iQ-F Series Quick Connection Manual

6.2

Checking the Programmable Controller

Checking the LED status
The communication status is checked with the SD/RD LED of the programmable controller.
Checking the error details
Select [Diagnostics] on the toolbar  [CC-Link IEF Basic Diagnostics]. The error details of the programmable controller can
be checked at "Network Status".
Normal communications: Flashes at high speed.
Faulty communications: ON (Flicks at regular interval.)
Disconnection of Ethernet cable of
the programmable controller: OFF
o of the station number whose
error details to be checked.
Click "Error Details"
6 TROUBLESHOOTING
6.2 Checking the Programmable Controller
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