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Troubleshooting – Toshiba 6F3B0253 User Manual

Page 293

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6F3B0253

Basic Hardware and Function

291

10. Troubleshooting

Error message and related information

Special

Meaning and countermeasures

Event

Info 1

Info 2

Info 3

device

Operand error

Program
type -
block No.

Address
in the
block

A register/device which is not supported by
the T1-16S is programmed. (Error down)
Correct the program.
The timer or counter register is duplicated in
the program. (Error down)
Correct the program.
The subroutine number programmed with
CALL or SUBR instruction is out of the
range. (Error down)

0 to 255

Correct the program.
Index modification is programmed for
instructions in which the index modification
is not allowed. (Error down)
Correct the program.

Pair inst error

Program
type -
block No.

Address
in the
block

The combination is illegal for MCS-MCR,
JCS-JCR or FOR-NEXT instructions. (Error
down)
Correct the program.
A MCS-MCR is programmed inside other
MCS-MCR segment. (Error down )
Correct the program.
A JCS-JCR is programmed inside other
JCS-JCR segment. (Error down )
Correct the program.

Peripheral LSI err

Error
code

S004
S016

CPU hardware error has been detected in
the power-up initialization. (Error down and
programming tool cannot be connected)
Replace the unit if the error remains after
power OFF and ON again.

Program BCC error

Illegal
BCC

S006
S030

BCC error has been detected in the user
program in the RAM. (Error down)
If the error remains after power OFF and
ON again, reload the program and execute
EEPROM write operation.

RAM check error

Error
address

Error data Test data

S004
S012

In the power-up initialization, an error has
detected by RAM read/write checking. (Error
down)
Replace the unit if the error remains after
power OFF and ON again.

Scan time over

Scan time

S006
S031

The scan time has exceeded 200 ms. (Error
down)
Correct the program to reduce the scan time
or use WDT instruction to extend the check
time.