Chapter 4 Performance specification
4-14
A) If no response in time
If the message above is displayed, RS-232C cable between PC and PLC may not be connected, or the
connection status may be abnormal. Check the connection status of RS-232C cable to verify that RS-232C
cable is correctly connected with loader port of PLC CPU.
B) If failed to open communication port
The message below is displayed as caused separately by abnormal setting of communication port.
If the message ‘Can’t open port’ is displayed, check communication port setting in option menu of Frame
Editor if set as repeated with the mouse or other devices, and then try re-connection.
Remark
[Note1] PLC connection is unavailable with Frame Editor if connected with PLC in GMWIN program. If the
message above ‘Can’t open port’ is displayed, check if GMWIN is connected in GMWIN program.
[Note2] To the contrary, connection to GMWIN as connected via Frame Editor isn’t allowed
10) After the connection is completed, select [Online]-[Write] to write parameters.