Omron CS1W-ETN21 operation manual 226

Troubleshooting with Response Codes				Section 8-5
Main code	Sub-code	Check point	Probable cause	Remedy
22: Status	0F: Service in	Socket status	The same socket service is	Use the socket status flag in PC
error (operat-	progress, cannot	area	already in progress at the	memory to be sure that socket
ing mode dis-	perform operation		specified socket number.	service has finished before start-
agreement)				ing services again.
	10: Socket not	Socket status	The specified socket is not	Open the socket. For TCP sock-
	open	area	open.	ets, be sure to wait until connec-
				tion is made.
	11: Local node	System load	The internal buffers are full	Correct the user application to
	busy, cannot		because there is too much traf-	reduce traffic at the Ethernet
	send		fic at the local node, preventing	Unit.
			data from being sent.
	20	Unit settings	The socket is not open for Sys-	Correct the settings for the Unit
			tem Settings.	Setup, the FINS/TCP connection
				number, the remote IP address,
	21		The socket is not open
				and the remote port number.
			because of the remote node
			conversion command for the
			FINS/TCP connection.
	22		The socket is reopening
			because the connection to the
			remote node has closed.
	23		The socket is reopening
			because of a reception error.
	24		The socket is reopening
			because of a transmission
			error.
	25		The socket is reopening
			because RST received in
			response to keep-alive.
	26: FINS/TCP not		The socket is reopening
	connected		because of no keep-alive
			response.
	30: Connection	Command data	A connection is already estab-	Correct the settings for the FINS/
	not establish		lished with the specified	TCP connection number, the
			remote node.	remote IP address, and the
				remote port number.
	31: Connection	Unit settings and	The specified connection num-	Correct the settings for the Unit
	cannot be	command data	ber is not set as a FINS/TCP	Setup, the FINS/TCP connection
	changed		client in the Unit Setup.	number, the remote IP address,
				and the remote port number.
	32: Service	Command data	While a remote node change	Correct the settings for the FINS/
	stopped, cannot		was being processed for the	TCP connection number, the
	perform operation		specified connection number, a	remote IP address, and the
			request for a change was	remote port number.
			received and the processing
			was stopped.
23: Environ-	05: Parameter	Unit settings	IP address conversion failed.	Check the IP address and subnet
ment error (no	error			mask in the System Setup and
such Unit)				be sure that settings are correct.
	07: Configuration	IP address con-	IP address conversion is set for	Check the mode settings in the
	error	version in Unit	automatic conversion only.	System Setup. This error will be
		settings		generated for the READ IP
				ADDRESS TABLE command
				only.

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