Board change and solder not adhereing co

Board change and solder not adhereing completely

2017/2/2 3:19:43

We recently had a multi block panal change at the vendor Now the production lines are producing solderability defects in great number. The makeup of the pcb is a type of fiber glass mask green in color and pads with no tinning just copper lands.

GABRIEL SILVA

2017/2/4 3:19:43

Remarkable.I have learned a lot from your post.

Tom Wong-Cornall

2017/2/4 3:19:43

I really appreciate your content.Good resource for new beginners.

wojciech.kulicki

2017/2/4 3:19:43

Good resource for new beginners.

Wenger Guy

2017/2/4 3:19:43

Marvelous!

Board change and solder not adhereing completely

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