Computer Hardware
A brownout is defined as:

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

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Computer Hardware
After displaying the directory of a floppy disk, a different floppy is inserted into the drive. The contents of the original floppy continue to display regardless of the director requests on the other floppies placed in the drive. You remove the drive in question and install it into your test system, and it does not exhibit the problem. You should next replace the:

Floppy drive ribbon cable
Original IDE controller
System's power supply
System's floppy drive device driver
None of these

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