Computer Hardware
A brownout is defined as:

a slightly decreased voltage lasting from seconds to minutes or more
complete power out lasting a few minutes
has nothing to do with electricity
a slightly elevated voltage lasting from seconds to minutes or more
alternating power out, power on lasting a few minutes

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Computer Hardware
Suppose that you have a the maintenance package identifies several possible field replaceable units (FRUs) that will resolve the problem. What should you do after turning the power off?

Replace the indicated parts, one at a time in the recommended sequence, until the problem is resolved; return unused FRUs to stock
None of these
Replace all of the indicated FRUs at once and return the machine to the customer if the problem is resolved
Follow the same procedure as in ays replace the system board first if it is on the list of possible FRUs If multiple FRUs are indicated, then software is the most likely source of the problem

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