9 -
9
ERROR CODE LIST
9.
Table 9.2 Error Code List for AnSHCPU (Continue)
Error Message
Error
Code
(D9008)
Detailed
Error
Code
(D9092)
CPU
States
Error and Cause
Corrective Action
"FUSE BREAK
OFF"
32
—
Stop or
Continue
(set by
parameter)
(1) The fuse is blown in some output
modules.
(2) The external power supply for the
output load is turned off or it is
disconnected.
(1) Check the ERR LED of the output
module. Replace the module with
the lit LED.
(2) Among special registers D9100 to
D9107, the bit corresponding to the
unit of fuse break is "1" .
Replace the fuse of a corresponding
module.
Monitor and check it.
(3) Check ON/OFF of the external
power supply for the output load.
"CONTROL-
BUS ERR."
40
—
Stop
The
and
instructions cannot
be executed.
(1) Error of control bus with special
function module.
The hardware of the special function
module, CPU module or base unit is
faulty. Replace the faulty module and
check the faulty module. Consult
Mitsubishi representative.
"SP. UNIT
DOWN"
41
—
Stop
There is no reply from the special
function module during execution of the
or
instruction.
(1) The special function module being
accessed is faulty.
The hardware of the special function
module being accessed is faulty.
Consult Mitsubishi representative.
"I/O INT.
ERROR"
43
—
Stop
Interrupt occurs though no interrupt
module is installed.
The hardware of a module is faulty.
Replace the module and check the
faulty module. Consult Mitsubishi
representative.
"SP. UNIT LAY.
ERROR."
44
—
Stop
(1) Three or more computer link
modules are installed for a single
CPU module.
(2) Two or more MELSECNET (II),
MELSECNET /B or MELSECNET /
10 data link modules are installed.
(3) Two or more interrupt modules are
installed.
(4) A special function module is
installed to a slot assigned to the I/O
module with parameter setup of the
peripheral device, or vice versa.
(5) The I/O module or special function
module is installed outside the
following I/O number ranges, or
GOT is connected to the bus.
A1SH, A1SJHCPU: X0 to XFF
A2SHCPU(S1): X0 to X1FF
(1) Reduce the number of computer link
modules to within two.
(2) Reduce the number of MELSECNET
(II), MELSECNET /B and
MELSECNET /10 data link modules
to one.
(3) Reduce the number of interrupt
modules to one.
(4) Using the peripheral device, correct
the parameter I/O assignment
according to the actual state of
installation of the special function
modules.
(5) Examine the I/O number and remove
the modules and GOT installed
outside the range specified on the
left.
"SP. UNIT
ERROR"
46
—
Stop or
Continue
(set by
parameter)
(1) Access (execution of
or
instruction) has been made to a
location where no special function
module is installed.
(1) Use the peripheral device to read
and correct the
and/or
instruction at the error step.
462
(1) There is inconsistency in the module
name between the special
instruction for CC-Link and I/O
assignment of the parameter.
(2) The location designated by the
special instruction for CC-Link is not
the master module.
(1) Correct the module name of I/O
assignment of the parameter to that
of the special instruction for CC-Link.
(2) Use the peripheral device to check
and correct the special instruction for
CC-Link at the error step.
FROM
TO
FROM
TO
FROM
TO
FROM
TO
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