Omron CPM1A operation manual Memory Error Check

Troubleshooting Flowcharts Section 5-6

Memory Error Check

Memory error occurred.

Yes

AR 1309 ON?

Replace the CPU Unit.

No

AR 1314 ON?

No

Yes

Check/correct data backed up by capacitor and clear error.

Yes

AR 1308 ON?

No

No

Check the program, correct any errors, and clear the error.

AR 1310 to		Yes			Yes	Check the error indicated by
			Turned ON during			the flag that is ON, correct set-
AR 1312 ON?
			startup?			tings as required, and write
	No			No		data to the flash memory.
						Check the external
						environment.
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