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Table 6.2 Error Code List for AnACPU (Continue)
Error
Error
Code
Massage
(D9008)
"SP.UNIT
41
DOWN"
"LINK UNIT
42
ERROR"
"I/O INT.
43
ERROR"
Detailed
Error
CPU
Code
States
(D9091)
411
STOP
Though an access was
made to a special
function module at
execution of the
FROM/TO instruction,
no response is
received.
412
If parameter I/O
assignment is being
executed, no response
is received from a
special function module
at initial
communication.
At error occurrence,
the head I/O number
(upper 2 digits of 3
digits) of the special
function module that
caused error is stored
at D9011.
STOP
(1) Either data link
(2) There are 2 link
STOP
Though the interrupt
module is not loaded,
an interrupt occurred.
104
Error and Cause
module is loaded to
the master station.
modules which are
set to the master
station (station 0).
Corrective Action
Since it is hardware
error of the special
function module to which
an access was made,
consult Mitsubishi
representative.
(1) Remove data link
module from the
master station.
(2) Reduce the number
of master stations to
1.
Reduce the link
modules to 1 when
the 3-tier system is
not used.
Since it is hardware
error of a module,
replace and check a
defective module.
For
defective modules,
consult Mitsubishi
representative.

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