Cart “Support Guide for HP ScanJet 4Si Scanner Technical Solutions” has been added to your cart. Continue shopping Remove item Thumbnail image Product Price Quantity Subtotal × Service Manual for HP Color LaserJet 4550, N, DN Printers $9.99 Service Manual for HP Color LaserJet 4550, N, DN Printers quantity $9.99 × Support Guide for HP ScanJet 4Si Scanner Technical Solutions $9.99 Support Guide for HP ScanJet 4Si Scanner Technical Solutions quantity $9.99 Update cart Cart totals Subtotal $19.98 Total $19.98 Proceed to checkout