10 TROUBLESHOOTING
10.2.3 Error code list while modem function is used
Error code
Error
(Hexa-
decimal)
There is an error in the designation of the notification
7FD0
H
execution.
There is an error in the designation of the number of
7FD1
H
connection retries.
There is an error in the designation of the connection
7FD2
H
retry interval.
There is an error in the initialization/connection time-
Modern
7FD3
H
out designation.
function
error
There is an error in the designation of the number of
7FD4
H
initialization retries.
There is an error in the designation of the data
7FD5
H
number for initialization.
7FD6
H
There is an error in the data for connection designated
7FD7
by the data number for connection.
H
7FD8
System error The OS of the Q series C24 detected some error.
H
External destination is connected to network or
7FD9
H
modem has not been initialized.
There is an error in the designation of the data number
7FDA
H
for connection.
There is an error in the designation of the GX
7FDB
H
Developer connection.
There is an error in the data for connection designated
7FDC
H
by the data number for connection.
Modern
function
7FDD
A connection time-out error occurred.
H
error
Connection to the modem/TA was unsuccessful, or
7FDE
H
the modem/TA is not connected.
7FDF
Modem connection channel number is not designated.
H
Designated value of modem connection channel is
7FE0
H
incorrect.
10 - 25
The following describes the error codes, contents and corrective actions for errors
(including errors at the abnormal completion) that may occur while the Q series C24
modem function is used.
The error codes for the modem function are stored in the modem function error code
storage area (address : 221
The reference pages listed in the table below are found in the User's Manual
(Application).
Error Contents
(545)) of the buffer memory.
H
Signal
Corrective action
name
Set 0 to 1 to the notification execution
designation.
Set the number of connection retries in
the range of 1 to 5.
Set the connection retry interval in the
range of 90 to 300 (s).
Set the initialization/connection time- out
CHn
in the range of 1 to 60 (s).
ERR.
Set the number of initialization retries in
the range of 1 to 5.
Designate the registered data number for
initialization, or 0.
Recheck the pager receiver designation.
Recheck the dialing number of the
external line.
(
1)
After the modem has been initialized,
connect to the network if the external
destination is not connected to the
network or report it.
Designate a registered number for the
data for connection.
Set 0 to 1 to the GX Developer
connection designation.
Recheck the waiting time for the
notification-message part of the message
transmission.
Recheck the telephone number in the
CHn
data for connection.
ERR.
Check if the destination is ready for a
connection.
Recheck the set value of the
connection time-out.
Recheck the initialization command.
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 Q series
C24.
Check the connection cable by seeing
the operation manual of the
modem/TA.
Set 1 to 2 to the modem connection
channel designation.
MELSEC-Q
Reference section
Section 3.3.6
Section 3.3.6
Section 3.4.5
Section 3.4.4
Section 3.4.6
Section 3.4.7
Section 3.3.6
Section 3.4.6
Section 3.3.6
Section 3.4.4
Section 3.3.6
Section 3.4.3
Section 3.4.4
—
Section 3.3.6
10 - 25