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12.4 Module Change during System Operation
12.4.1 Online module change
12
TROUBLESHOOTING
(5) Operation in case of system switching occurrence during online module
change (When Redundant type extension base unit is used)
The following describes the procedures to be taken when the system switching occurs
during online module change is performed to the module mounted on the extension
base unit in the Redundant CPU.
1) Connect GX Developer to the new control system.
2) Check the status of the module where the online module change was
performed at [System Monitor].
3) When selecting [Online module change] in a status of a module being replaced
online, screen shown in Diagram 12.30 is displayed.
4) Continue the operation that has been executed before system switching
occurrence.
Diagram 12.29 System monitor
Diagram 12.30 Online module change screen
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