13: T
ROUBLESHOOTING
13-24 FC6A S
ERIES
MICROS
MART
U
SER
’
S
M
ANUAL
FC9Y-B1722
Troubleshooting Diagram 15
Troubleshooting Diagram 16
*1 See "The Power LED [PWR] is not On" on page 13-11 or "The Run LED [RUN] is not On" on page 13-12.
Long communication cycle for Modbus RTU master
communication or Modbus TCP client communication.
END
Configure a request execution device and assign
a data register or internal relay.
Turn off the request execution devices for communication
requests that do not require constant execution and turn on
the devices only when they are used.
NO
YES
YES
NO
WindLDR and the FC6A Series
MICROSmart cannot communicate.
Are the power LED [PWR] and the
run LED [RUN] on?
Is the USB cable connected?
Call IDEC for assistance.
YES
NO
Are the WindLDR
communication
settings correct?
When the power LED [PWR] and the run
LED [RUN] do not turn on
*1
Connect the USB cable.
Set the correct communication settings.