Mitsubishi MELSEC L Series User Manual page 239

Error code
Error item
(Hexadecimal)
4200
H
4201
H
4202
H
4203
H
4204
H
4210
H
4211
H
4212
H
Online module
4213
change-related
H
error
4214
H
4215
H
4216
H
4217
H
4218
H
4219
H
421A
H
421B
H
421C
H
421D
H
Error details
The requested processing cannot be
performed because online module change is
disabled by parameter setting.
The requested processing cannot be
performed because online module change is
enabled by parameter setting.
The requested processing cannot be
performed since an online module change is
being performed.
The module mounted on the main base unit
cannot be replaced online since the extension
base unit is mounted.
The specified module of the extension base
unit cannot be replaced online since it is
connected to the standby system.
The specified head I/O number is outside the
range.
An online module change request is abnormal. Check the command used to make a request.
An online module change is already being
made for other equipment.
The specified head I/O number differs from the
one registered for online module change.
The specified module differs from the one
changed online.
The specified module does not exist.
The specified module is faulty.
There is no response from the specified
module.
The specified module is incompatible with
online module change.
The specified module is mounted on the
extension base unit of the type that requires
no power supply module.
The specified module is not in a control group.
An error occurred in the setting of the initial
setting parameter of the intelligent function
module.
Cannot be executed as the parameter file has
been rewritten.
System switching occurs during the online
module change.
Corrective action
Do not send the request where this error occurred.
Alternatively, enable online module change by
parameter setting and send the request again.
Do not send the request where this error occurred.
Alternatively, disable online module change by
parameter setting and send the request again.
Make a request again after completion of the online
module change.
Take following procedures to replace the module
mounted on the main base unit.
• Switch the system where the target module to be
replaced is mounted to the standby system.
• Turn OFF power supply of the standby system.
• Replace the target module.
Change the connection destination to the control system
and perform the online module change again. (This
corrective action can be made to the module mounted
on the extension base unit only.)
When making a request, specify the head I/O number of
the module that will be changed online.
Make a request again after completion of the online
module change, or continue after changing the
connection path.
When making a request, specify the head I/O number of
the module being changed online.
Make a request again after mounting the module that is
the same as the one changed online.
When making a request, specify the head I/O number of
the module that will be changed online, or make a
request again after mounting the module.
Make a request again after changing the module.
Continue the online module changing operation.
Do not make a request where an error occurred, or
make a request again to the module compatible with
online module change.
Do not make a request to any modules mounted on the
extension base unit of the type that requires no power
supply module and the main base unit.
Make a request to the CPU module that controls the
specified module.
Resume processing after checking the contents of the
intelligent function module buffer memory.
Operation cannot be performed. Operation is
interrupted.
Connect the programming tool to the new control system
to check the status of the online module change.
According to the status of online module change, take
procedures for it.
APPENDICES
A
237