Page format to print 4X2" label

Hi all,

I have created a page format of 4X2 inch zlabel and using the same in my smartform.And there are 8 labels a page which is input to the printer. When I am printing the label, for 3 line items PO, printed on 1st label of 1st page, next 7 labels blank in that page, next lineitem is printed on the 1st label of 2nd page and so on till 3rd page. I tried to search this blog for this, didnt get the fruitful. Please advice if any settings needs to be done.