Toshiba GSC1000-C Operation Manual page 119

3) Right-click on Hot BCU symbol and select
"Mode Change" from the displayed context
menu.
4) The "Mode Change" dialog is displayed.
Click OK to change the IED mode.
5) The "Mode Change" dialog to be closed and
the IED mode of Hot and Standby BCU that
displayed on "System" window are changed.
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