27: TROUBLESHOOTING
OPENNET CONTROLLER USER’S MANUAL 27-21
Troubleshooting Diagram 14
NO
Call IDEC for assistance.
YES
Is the ERROR LED on?
Is “Calendar/clock
error” displayed?
YES
NO
The calendar/clock does
not operate correctly.
See Troubleshooting Diagram 3,
“The ERROR LED is on.”
Read the error data using
WindLDR (see page 27-1).
Is the calendar/clock
operating normally?
Clear the error code (see page 27-2).
The clock data is broken. Set the calendar/
clock using WindLDR (see page 15-7).
Monitor the PLC status using
WindLDR.
YES
NO
END
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