Mitsubishi Melsec-L Series User Manual page 298

Error code
Error
(Hexa-
decimal)
7F91
H
to
7F96
H
7F98
H
to
7F9A
H
7F9D
H
7F9E
H
7FA0
H
to
7FA3
H
7FA8
H
7FAA
H
System error
to
7FAD
H
7FAF
H
to
7FB2
H
7FB5
H
7FB6
H
7FB8
H
to
7FBC
H
7FC0
H
to
7FC4
H
7FC7
H
Protocol setting data
7FC8
H
error
7FC9
H
to System error
7FCF
H
7FD0
H
Refer to the error code list for use of the modem function, and take corrective action. (Refer to Section 15.2.4.)
to
7FE5
H
Remote password
7FE6
H
error
Remote password
7FE7
H
error
Remote password
7FE8
H
error
Refer to the error code list for use of the modem function, and take corrective action. (Refer to Section 15.2.4.)
7FE9
H
7FEF Switch setting error
H
15 - 29
Description
• The OS of the C24 detected some
error.
• The predefined protocol setting written
to the C24 is in any of the following
states.
1) The predefined protocol has an error.
2) Unsupported function is included in
the setting.
3) Set data is corrupted.
• The OS of the C24 detected some
error.
• Remote passwords do not match.
• The remote password is not registered.
• The remote password processing
command was received on the interface
side where the modem function is not
used.
• The MELSOFT Connection is selected
in the Communication protocol setting
on the corresponding CH.
• The number of remote password
mismatch exceeded the value
designated at the address 200D
• There is an error in the switch setting by
MELSOFT.
Signal
Corrective action
name
⎯
( 1)
• Check the predefined protocol in
Protocol setting data error information
(buffer memory: 4086
correct and write it again to the C24,
CHn and execute the CPRTCL instruction.
• Check the version of the C24, and use
ERR.
the predefined protocol function within
the range of supported functions.
• If this error persists even after rewriting,
replace the module.
⎯
( 1)
• Check the remote password and
⎯
communicate again.
• A remote password processing
command is not necessary when a
remote password is not registered.
CHn
• Unlock the remote password by
ERR.
MELSOFT. Alternatively, change the
Communication protocol setting of the
corresponding channel to MC protocol.
• Clear the storage area of the
CHn accumulated count of unlock process
abnormal completion processing
ERR.
.
H
(address: 22FC
• After correcting the switch setting, write
CHn
parameters to the CPU module and
ERR.
reboot it.
15 TROUBLESHOOTING
MC
to 4089 ),
H H
) to 0.
H
Protocol
Non- Bi-
Pre-
proce- direc-
defined
dural tional
15 - 29