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Table 6.2 Error Code List for AnACPU (Continue)
Error
Error
Code
Massage
(D9008)
"OPERATI
50
ON
ERROR"
(Checked
at
execution
of
instruction.)
Detailed
Error
CPU
Code
States
(D9091)
509
STOP
(1) An instruction which
(2) When the
(3) The
109
Error and Cause
cannot be executed
by remote terminal
modules connected
to the
MNET/MINI-S3 was
executed to the
modules.
PRC
instruction was
executed to a
remote terminal, the
communication
request registration
areas overflowed.
PIDCONT
instruction was
executed without
executing the
PIDINIT
instruction.
The
PID57
instruction was
executed without
executing the
PIDINIT
or
PIDCONT
instruction.
Corrective Action
(1) Read the error step
using a peripheral
device and correct
the program, meeting
loaded conditions of
remote terminal
modules.
(2) Provide interlock
using M9081
(communication
request registration
areas BUSY signal)
or D9081 (number of
vacant areas in the
communication
request registration
areas) when the
PRC
instruction is
executed to a remote
terminal.
(3) Execute the
PIDCONT
instruction after
execution of the
PIDINIT
instruction.Execute
the
PID57
instruction after
execution of the
PIDINIT
and
PIDCONT
instructions.

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