Mitsubishi MELSEC-A A1SCPUC24-R2, User Manual

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102
"FUSE
BREAK OFF"
32 —
Stop or
Continue
(set by
para-
meter)
(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.
Table 6.2 Error Code List for A1SHCPU and A2SHCPU (Continue)
Error
Message
Error
Code
(D9008)
Detailed
Error
Code
(D9092)
CPU
States
Error and Cause Corrective Action
FROM TO
FROM
TO