Mitsubishi Electric MELSEC-Q Series User Manual page 299

Error code
Description
(hexadecimal)
B31C and B31D System error
Status logging start
B31E
error
Status logging clear
B31F
error
Status logging mode
B320
invalid
B321 System error
Status logging flash
B322
ROM deletion invalid
Status logging flash
B323
ROM deletion failed
Status logging flash
B324
ROM storage error
Status logging flash
B325
ROM error
Station number setting
B384
error (parameter)
Total number of
B385 stations error
(parameter)
Number of occupied
B386 stations setting error
(parameter)
Delay time setting
B387
error (parameter)
Station type setting
B388
error (parameter)
B38A System error
Remote device station
B38B setting error
(parameter)
Error cause (details)

Logging was started while logs
were being deleted.
Logs were deleted during
logging.
Logging was executed or logs
were deleted in the remote I/O
net mode.

The logs were deleted during
data link with "RAM + Flash
ROM" selected.
Although the logs had been set to
be deleted with "RAM + Flash
ROM" selected, logging was
started while the logs have not
yet been deleted.
Logs were tried to be stored on
the flash ROM although the flash
ROM was not ready for storage.
The cumulative number of times
that logs are stored on the flash
ROM has exceeded 100,000
times.
In the station information
parameter, a number other than
1
to 40 is set for the station
H H
number (including the station
numbers of occupied stations).
The total number of occupied
stations set in the station
information parameter has
exceeded 64.
In the station information
parameter, all the number of
occupied stations are set to 0.
The delay time setting in the
network parameter of the master
station is outside the range.
A value set for the station type in
the station information parameter
is outside the range in the remote
net Ver.1 mode.

More than 42 remote device
stations are set in the station
information parameter.
CHAPTER 11 TROUBLESHOOTING
Corrective action
Please consult your local
Mitsubishi representative.
Delete the logs then start logging.
Stop the logging then delete the
logs.
Set the remote net mode then
start the logging or delete the
logs.
Please consult your local
Mitsubishi representative.
Stop the data link then delete the
logs.
Delete the logs again with "RAM +
Flash ROM" selected.
Delete the logs with "RAM + Flash
ROM" selected then start logging,
or start logging with "RAM"
selected.
Start logging with "RAM" selected.
To execute logging with "RAM +
Flash ROM" selected, replace the
module.
Set the number within 1 to 40
H H
Set the value to 64 or less.
Set the values within 1 to 4.
Set "0" for the delay time.
Set a value within 0 to 2 in the
remote net Ver.1 mode.
Please consult your local
Mitsubishi representative.
Set the value to 42 or less.
Delectability
Master Local
station station
.
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