Manufacturing of a Printed Circuit Board (PCB) laminated drilled desmear/ direct plating copper, plated circuit pattern dry film, developed circuit pattern dry film, developed copper, plated, tinned circuit pattern, etched, with dry film circuit pattern dry film, removed circuit pattern dry film, removed circuit pattern, etched tinned, removed solder resist, coated solder resist, exposed and developed hot air levelling (HAL) chemical tin Ni/Au or ENEPAG organic surface protection (OSP) Panel Plating Multilayer Manufacturing Pattern Plating Final Surfaces copper foil prepreg inner layer prepreg copper foil Schweizer Electronic AG - Einsteinstrasse 10 - 78713 Schramberg, Germany - Phone +49 7422 512-0 - Fax +49 7422 512-399 - www.schweizer.ag