Toshiba 6F3B0253 user manual Troubleshooting

					6F3B0253
					10. Troubleshooting
Error message and related information				Special	Meaning and countermeasures
Event	Info 1	Info 2	Info 3	device
Batt voltage drop				S00F	In the power-up initialization, data invalidity
					of RAM (back-up area) has been detected.
					If retentive registers are used, these validity
					are not guaranteed. (No error down)
Boundary error	Program	Address	FUN No.		The register of index modification is other
	type -	in the			than RW, T, C and D. (Error down)
	block No.	block		S064	The register designated by index
					modification has exceeded the allowable
					range. That is, out of RW, T, C and D.
					(No error down)
					Check the value of the index register.
Clock-calendar error				S00A	The data of built-in calendar LSI is illegal.
					(No error down)
					Set the date and time.
					(Enhanced model only)
Duplicate entry No.	Program	Address	Entry No.		Multiple SUBR instructions which have the
	type -	in the			same subroutine number are programmed.
	block No.	block			(Error down)
					Check the program.
EEPROM BCC error	Illegal			S004	BCC error has been detected in the user
	BCC			S013	program of the EEPROM. (Error down)
					Reload the program and execute EEPROM
					write operation again.
EEPROM warning	Number			S007	The number of times of writing into
	of excess				EEPROM has exceeded the life (100,000
	writing				times). (No error down)
					Replace the unit because the data reliability
					of the EEPROM will decrease.
I/O bus error	Unit No.	Data		S005	An abnormality has been detected in I/O
				S020	bus checking. (Error down)
					Check the expansion cable connection and
					I/O module mounting status.
I/O mismatch	Unit No. -	Register		S005	The I/O allocation information and the
	slot No.	No.		S021	actual I/O configuration are not identical.
					(Error down)
					Check the I/O allocation and the I/O module
					mounting status.
I/O no answer	Unit No. -	Register		S005	No response from the T2 I/O module has
	slot No.	No.		S022	been received. (Error down)
					Check the I/O allocation, the expansion
					cable connection and the T2 I/O module
					mounting status.
I/O parity error	Unit No. -	Register		S005	I/O bus parity error has been detected in
	slot No.	No.		S023	data read/write for T2 I/O modules. (Error
					down)
					Check the expansion cable connection and
					the T2 I/O module mounting status.
Illegal I/O reg	Unit No. -	Register		S005	The allocated I/O register address exceeds
	slot No.	No.		S021	the limit, 32 words. (Error down)
					Check the I/O allocation.

Basic Hardware and Function 289