[sdiy] Solder mask

[Peter Grenader]

X-acto knife.  scrape along surface of trace in the area you wish to remove
the mask.  If it's liquid mask, it'll be easy.  If it's UV cured mask
(darker green and smoother looking), it will be more difficult as this
material is harder and thicker.

P

 

harrybissell wrote:

> 
> I scrape with the egde of a sharp X-Acto knife.  Solder mask comes
> off in a scrape or two.  Maybe practice on a trash board if you have
> never done it, for practice...
> 
> H^) harry
> 
> David Reichert wrote:
> 
>> Does anyone know how to remove solder mask from a PCB without damaging
>> the traces underneath?
>> 
>> I have a board where one of the pads has broken off and I want to be
>> able to solder a wire directly onto the trace to that pad, but it’s
>> hidden under the solder mask.
>> 
>> Thanks in advance.
>> 
> 
>