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Question 21 - 78200X discussion
There is a recommended order to powering up the IP500 V2: first power 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.
The expansion units may not always see the control unit if powered up last.
C.
The expansion units take longer to power up.
D.
All expansion units need to be powered for the control unit to discover them.
Your answer:
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