PROBLEMS RELATED PCB FINISHES

THE ABOVE IMAGES SHOW A SURFACE FISH THAT IS NOT CLEAN AND SMOOTH

THE ABOVE IMAGES SHOWS SRATCHES TO THE SURFACE FINISH DUE TO HANDLING

THE ABOVE IMAGES SHOW WHERE CHEMICAL HAS BEEN TRAPPED IN A HOLE AND LEAKED OUT AND REACTED WITH THE SURFACE FINISH PLAING

THE ABOVE IMAGE SHOWS POOR SOLDERABILTY OF THE FINISH SHOWN IN THE TOP THREE IMAGES ON THIS PAGE (LOOK FOR THE PADS THAT HAVE NOT WETTED)

THIS PICTURE SHOWS COMPONENT LEGEND THAT IS TOO CLOSE TO SOLDER PADS

Page Maintained By Phil

Last Updated 3rd February 2004

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