Range can be typed in two different ways. The first is:
Range("A2")
Range("A2:D5")
The second is:
Range(Cells(2, 1))
Range(Cells(2, 1), Cells(5, 4))
Where each Cells() is identifying one specific cell. I believe it is Cells(row, column), so:
Range(Cells(2, 1), Cells(5, 4)) = Range("A2:D5")