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Diagnostics
SFC parameter error
Intelligent function module
parameter error
Password error
Instruction code check
No END instruction
Pointer setting error
Operation
*1 *4
error
FOR to NEXT
instructions
structure error
CALL to RET
instructions
structure error
Interrupt
program error
Instruction
execution
Program
disabled
error
Dedicated
instruction of
multiple CPU high
speed bus error
SFC block
configuration
error
SFC step
configuration
error
SFC execution
error
6 - 102
Table6.29 Self-diagnostics list (continued)
Error message
Diagnostic timing
• Switching from
STOP to RUN
SFC
• Writing to
PARA.ERROR
programmable
controller
SP.PARA.
• Power-on/reset
ERROR
• Power-on/reset
REMOTE
• Switching from
PASS.ERR
STOP to RU
• Power-on/reset
• Switching from
INSTRUCT.
STOP to RUN
CODE ERR
• Execution of an
instruction
• Power-on/reset
MISSING END
• Switching from
INS.
STOP to RUN
• Power-on/reset
CANëT SET(P)
• Switching from
STOP to RUN
• Power-on/reset
CANëT SET(I)
• Switching from
STOP to RUN
• Execution of an
OPERATION
ERROR
instruction
• Execution of an
FOR NEXT
ERROR
instruction
• Execution of an
CANëT
EXECUTE(P)
instruction
• Execution of an
CANëT
EXECUTE(I)
instruction
• Execution of an
INST. FORMAT
ERR.
instruction
• Execution of an
MULTI
COM.ERROR
instruction
CANëT
• Switching from
SET(BL)
STOP to RUN
• Switching from
CANëT SET(S)
STOP to RUN
SFC EXE.
• Switching from
ERROR
STOP to RUN
LED status
CPU
Q00UJ
module
CPU
RUN
ERR.
status
Flashi
Stop
Off
ng
Flashi
Stop
Off
ng
Flashi
Stop
Off
ng
Flashi
Stop
Off
ng
Flashi
Stop
Off
ng
Flashi
Stop
Off
ng
Flashi
Stop
Off
ng
Stop/
Flashi
Off/on
ng/on
continue
Flashi
Stop
Off
ng
Flashi
Stop
Off
ng
Flashi
Stop
Off
ng
Flashi
Stop
Off
ng
Flashi
Stop
Off
ng
Flashi
Stop
Off
ng
Flashi
Stop
Off
ng
Flashi
Stop
Off
ng
:
Self-diagnostics is performed.
Q00U
Built-in
CPU,
Q02U
QnUD(H)
Ethernet
Q01U
CPU
CPU
port
CPU
QCPU
:
Self-diagnostics is not performed
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