NEC SV8500 Operation And Maintenance Manual - page 801
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CHAPTER 7
Maintenance Commands
Note 1:
Only when system ID is specified in SIP Server ID and the system is redundant, this button is displayed.
Note 2:
Only when the SP is in Active mode and another SP is in Standby mode, system changeover can be ex-
ecuted.
Note 3:
When system changeover is executing, the remaining time until Time-out is displayed, if system change-
over is not completed within 3 minutes, the task will be stopped with displaying “Time-out”.
Stop:
Back to the screen that operating status is not loaded.