Omron CS1W-RPT01, CVM1-CLK21, CJ1W-CLK21-V1, C200HW-CLK21, CQM1H-CLK21, CS1W-CLK21-V1 230

Response Codes			Section 6-7
Main code	Sub-	Probable cause	Remedy
	code
20: Read not possible	02	The data is protected.	Execute the instruction again after issuing
			the PROGRAM AREA PROTECT CLEAR
			command to the PLC.
		An attempt was made to download a	Check the file name and either interrupt ser-
		file that is being uploaded.	vicing or wait for servicing to complete
			before re-executing the command.
	03	The registered table does not exist or is	Set or reset the registered table.
		incorrect.
		Too many files open.	Close open files and re-execute the com-
			mand.
	04	The corresponding search data does	---
		not exist.
	05	A non-existing program no. has been	Check the program number and be sure
		specified.	that it is set correctly.
	06	A non-existing file has been specified.	Check whether the correct file name was
			used.
	07	A verification error has occurred.	Check whether the memory contents are
			correct and replace if incorrect.
			Check the contents of the file. A read error
			may have occurred.
21: Write not possible	01	The specified area is read-only or is	If the specified area is read-only, the write
		write-protected.	cannot be performed. If it is write-protected,
			turn off the write-protect switch and execute
			the instruction again.
	02	The data is protected.	Execute the instruction again after issuing
			the PROGRAM AREA PROTECT CLEAR
			command to the PLC.
		An attempt was made to simulta-	Check the file name and either interrupt ser-
		neously download and upload a file.	vicing or wait for servicing to complete
			before re-executing the command.
		The data link tables cannot be written	Change the data link mode to manual.
		manual because the Unit is set for
		automatic generation.
	03	The number of files exceeds the maxi-	Write the file(s) again after erasing
		mum permissible.	unneeded files, or use different disk or
			Memory Card that has free space.
		Too many files open.	Close open files and re-execute the com-
			mand.
	05	A non-existing program no. has been	Check the program number and be sure
		specified.	that it is set correctly.
	06	A non-existent file has been specified.	Check the file name and execute again.
	07	The specified file already exists.	Change the name of the file and execute
			the instruction again.
	08	Data cannot be changed.	---

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