Mitsubishi Electric MELSEC A Series User Manual page 142

Error
Error
Code
Massage
(D9008)
"LINK 47
PARA.
ERROR"
Table 6.3 Error Code List for AnUCPU
Detailed
Error CPU
Code States
(D9091)
473* Continu
e
474*
Error and Cause
[When using
MELSECNET/10]
(1) The contents of the
network parameters
for the first link unit,
written from a
peripheral device,
differ from the actual
network system.
(2) The link parameters
for the first link unit
have not been
written.
(3) The setting for the
total number of
stations is 0.
[When using
MELSECNET/10]
(1) The contents of the
network parameters
for the second link
unit, written from a
peripheral device,
differ from the actual
network system.
(2) The link parameters
for the second link
unit have not been
written.
(3) The setting for the
total number of
stations is 0.
129
Corrective Action
(1) Write the parameters
again and check.
(2) Check the station
number settings.
(3) Persistent error
occurrence may
indicate a hardware
fault. Consult your
nearest Mitsubishi
representative,
explaining the nature
of the problem.