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As I show in the last photo, and soldered.
Next, I was expecting an easy process zapihivaniya new optical node in an existing mechanical unit. Head almost perfectly got up and went in all respects but one, it would seem a bit lacking. He is seen in the photo:
The disadvantage is that different height mounting pads plastic slider (lower part) required to move the head. In the picture above we can see that the old head of the attaching screws have tabs. Of course, for starters, I screwed the slider to the site "as is":
When checking the ability to move the head revealed that something interferes, the one slider for something hurts when you return the head to the center. When considering it became clear that these grasping due to low planting slider. So to all of a millimeter calculated.
Once in the new area head has emerged as the old, then you need something to replace them. There have been many different attempts, here's one of them:
In the photo above good version, I stopped at two rings, made of solid copper wire cable "twisted pair". The tests with the latest version successfully completed - head to move freely.
