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7 .
TRUOBLESHOOTING
MELSEC-A
(2)
Error codes used with an AJ71 PT32-S3
When an AJ71PT32-S3 is used, the error codes for errors which occur
during communications with remote terminal modules are stored in the
buffer at addresses 196 to 209, in addition to the error codes for errors
detected by the A64RDC (see Table 7.1).
Table 7.2
List
of
AJ71 PT32-S3
Error Codes
Error Code
1
6
8
9
11
(BH)
10
(AH)
Error Namr
Set data error
WDT error
Send-data area
setting error
Communications
error
Received-data
area setting error
Cause
Data written to the
remote terminal
send-data areas
includes errors.
Remote terminal
module
malfunction.
Remote terminal
send-data area set
range is smaller
than the number of
words used by
remote terminal
modules.
Communications
between the
master module
and remote
terminal modules
is faulty.
Remote terminal
received-data area
set range is
smaller than the
number of words
used by remote
terminal modules.
Corrective Action
Correct the data.
Reset faulty
remote terminal
module.
-
Turn the power
OFF and then ON.
If the above
procedures do not
restore the
system, the
system hardware
is faulty. Consult
your nearest
Mitsubishi
representative.
Correct the initial
setting data
so
that the set range
is larger than the
number of words
used by remote
terminal modules.
Noise or remote
terminal module
failure.
Correct the initial
setting data so
that the set range
is larger than the
number of words
used by remote
terminal modules.
7 - 2
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