Yaskawa MP900 Series MPLOGGER - Manual (Page 102)

8-3
8
Q8 Cannot communicate with the controller.
Check the Communications Server and controller communications settings. The MP920,
MP940, MP2300, and MP2200 will automatically receive communications at the serial port,
but the MSG-RCV function must be included in the ladder program of the MP930 and CP-
218 (Ethernet) to enable communications.