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There is a recommended order to powering up the IP Office 500 V2: first up the expansion modules before powering up the

Posted: Fri Jul 22, 2022 11:25 am
by answerhappygod
There is a recommended order to powering up the IP Office 500 V2: first up the expansion modules before powering up the control unit.
Why is this?

A. It is easier to start with the expansion unit at the top and then work your way down.
B. All expansion units need to be powered for the control unit to discover them.
C. The expansion units may not always see the control unit if powered up last.
D. The expansion units take longer to power up.