[sdiy] Importance of electrical test at PCB manufacturing?

Tony Rolando tony at makenoisemusic.com
Wed Oct 7 16:08:17 CEST 2009


Good point Paul.
One thing I have done in the past, when a proper test point is not 
available, is to pull up the design files and locate a via which will 
give me access to the point in circuit. With more complex boards there 
is almost always a via to tap in at...

Tony

Paul Perry wrote:
> On the subjest of testing, if I were to ever
> return to manufacturing - even at my tiny scale -
> I would definitely make sure I provided easily
> accessible test points so if the device develops a fault
> either by manufacturing error or by other damage after use
> I could easily localise the error.
>
> Even more important with surface mount. I have been in
> the unhappy position of doing MORE damage by probes shorting stuff 
> while i am trying to measure key voltages.
>
> I weep when I think how much time I could have saved over the years 
> had I done this. Compared to this, the question of actual bare board 
> test is insignificant.
>
> paul perry Melbourne Australia
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