Mitsubishi MELSEC LJ71C24, Руководство пользователя

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15 TROUBLESHOOTING
15.2.4 Error code list while modem function is used
The following describes the error codes, contents and corrective actions for errors
(including errors at the abnormal completion) that may occur while the C24 modem
function is used.
The error codes for the modem function are stored in the modem function error code
(address : 221
H
(545)).
Error code
(Hexa-
decimal)
Error
Error Contents Signal name Corrective action
7FD0
H
There is an error in the designation of the notification
execution. Set 0 or 1 to the notification execution designation.
Check if the C24 supports the notification function.
7FD1
H
There is an error in the designation of the number of
connection retries. Set the number of connection retries in the range of 1
to 5.
7FD2
H
There is an error in the designation of the connection
retry interval. Set the connection retry interval in the range of 90 to
300 (s).
7FD3
H
There is an error in the initialization/connection time-
out designation. Set the initialization/connection time-out in the range of
1 to 60 (s).
7FD4
H
There is an error in the designation of the number of
initialization retries. Set the number of initialization retries in the range of 1
to 5.
7FD5
H
There is an error in the designation of the data number
for initialization. Designate the registered data number for initialization,
or 0.
7FD6
H
Recheck the pager receiver designation.
7FD7
H
Modern function
error
There is an error in the data for connection designated
by the data number for connection.
CHn ERR.
Recheck the dialing number of the external line.
7FD8
H
System error The OS of the C24 detected some error.
⎯
( 1)
7FD9
H
Line connection or notification was performed during
communication by the modem function. Complete the communication by the modem function,
and then perform line connection or notification.
7FDA
H
There is an error in the designation of the data number
for connection. Designate a registered number for the data for
connection.
7FDB
H
There is an error in the designation of the MELSOFT
connection.
Set 0 to 1 to the MELSOFT connection designation.
7FDC
H
There is an error in the data for connection designated
by the data number for connection. Recheck the waiting time for the notification-message
part of the message transmission.
7FDD
H
A connection time-out error occurred.
•
Recheck the telephone number in the data for
connection.
•
Check if the destination is ready for a connection.
•
Recheck the set value of the connection time-out.
•
Recheck the initialization command.
7FDE
H
Connection to the modem/TA was unsuccessful, or
the modem/TA is not connected.
CHn ERR.
•
Check if there is any problem with the modem/TA by
seeing the operation manual of the modem/TA.
•
Connect the modem/TA to the C24.
•
Check the connection cable by seeing the operation
manual of the modem/TA.
•
Check if the C24 is faulty or not, following the
procedure shown under 1.
7FDF
H
Modem connection channel number is not designated.
7FE0
H
Modern function
error
Designated value of modem connection channel is
incorrect.
⎯
Set 1 to 2 to the modem connection channel
designation.