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JP2: It is used for selecting the PCI power feeding for the card, by default we choose the 3.3v for
the card, customer do not need to reset the jumper; the card can also choose 5.0v for power feedin
g in the case that the 3.3v in the motherboard of PC is not enough for the card, but this
phenomenon happens rarely.
For selecting 3.3v power For selecting 5.0v power
