When you lift the stencil away the board should then be left with a uniform layer of solder paste on each pad, ready to have a component placed on it. Describing this crucial step in those terms ...

he then tins the pads with a conventional soldering iron. The penultimate step is to align the connector and preheat it almost to the melting point. Then hot air reflows the solder beneath the ...

The following detailed steps may seem imposing, but after doing a trial run they should become clear and quite simple. Use ...