Solder Mask,Chemical Stripping,Ultraviolet Illumination,OrificesTo probe a microstrip trace with no accessible test points or vias, you have to remove some of the solder mask. I know of only six ways to do it: scraping, milling, grinding, microblasting, chemical stripping, and UV (ultraviolet)...
Applying the media shown above requires the boards be cleaned to remove any dust. Afterwards, they too will go through their final hardening and curing processes. The liquid epoxy solder mask is cured thermally as there is no UV exposure. LPSM and DFSM films are cured by UV exposure during...
How to remove solder from PCB
Soft soldering is a technique used to join wires, fix electronic components onto circuit boards and bond copper pipes together. This tutorial shows you how to solder step by step.
Cleaning is as difficult as you would expect, you must work so hard to remove the stains to make the panel look good. On the other side, the contrast of black printing on the white solder mask is pretty good, so any artwork you get in the silkscreen layer will stand out. ...
For repairing the broken/dulled trace, you need to expose the surface area of the original trace using a sharp object to remove the solder mask. This will help you get better electrical continuity. Clean the copper surface with a solvent to remove the debris. Solder a jumper or a wire to...
Remove solder mask:One way of improving thetrace current capacityis by stripping the solder mask. This will ensure the connectivity of the trace. It will also reduce the resistance of the conductor. PCB DESIGN TOOL Trace Width, Current Capacity and Temperature Rise Calculator ...
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Mark the PCB with a marker for the locations where the solder mask should not be applied before soldering. The marker might not wholly block the UV rays that cause the paint to solidify. To remove solder easily, it’s crucial to ensure the color is set for those places. Alternatively, yo...
A missing BIOS flash chip / bad solder joint can give symptoms like # 2 above, or that all the 'DIMM error' lights come on and the board doesn't attempt to power up at all. One thing I notice in some of the firmware release notes is...