Mitsubishi Electric MELSEC-Q Series User Manual page 132

Error
Error
Code
Massage
(D9008)
"CHK
FORMAT
ERR"
14
(Checked
at STOP/
PAUSE
RUN.)
"CAN'T
EXECUTE
(I)"
15
(Checked
at
occurrence
of
interrupt.)
Table 6.1 Error Code List (Continue)
Detailed
Error CPU
Code States
(D9091)
(1) Multiple check
(2) There are 7 or more
(3) The check condition
148 STOP
(4) The check pattern
The
given outside of the
151
interrupt program and
was executed.
There is no
152 instruction in the interrupt
program.
STOP
Though an interrupt
module is used, no
interrupt pointer (I) which
corresponds to the
module is given in the
153
program. Upon
occurrence of error, the
problem pointer (I)
number is stored at
D9011.
Error and Cause
pattern circuits of the
-
LEDA CHK
LEDA CHKEND
instructions are
given.
check condition
circuits in the
-
LEDA CHK
LEDA CHKEND
instructions.
circuits in the
-
LEDA CHK
LEDA CHKEND
instructions are
written without using
X and Y contact
instructions or
compare
instructions.
circuits of the
-
LEDA CHK
LEDA CHKEND
instructions are
written with 257 or
more steps.
instruction was
IRET
IRET
98
Corrective Action
Check the program of the
instruction and
CHK
correct it referring to
contents of detailed error
codes.
Read the error step using
a peripheral device and
delete the
IRET
instruction.
Check the interrupt
program if the
IRET
instruction is given in it.
Write the instruction
IRET
if it is not given.
Monitor special register
D9011 using a peripheral
device, and check if the
interrupt program that
corresponds to the stored
data is provided or if two
or more interrupt pointers
(I) of the same number
are given. Make
necessary corrections.