SOLVED Can this be saved? (Kewpie fuzz)

ThomasAvenue

Active member
Shaved down the sides and destroyed a trace that was delivering power it would seem…

Can I jumper from somewhere? I’m unsure where the damage originates and needs to be redirected.

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Those poor pots. They're gonna be scratching for years. Hope you wore a mask. You don't want to inhale fiberglass dust. Use a hepa vac to clean it up.
As for the traces, maybe @Robert can help out. You've got 3-4 cold joints in that first pic too. Did you take out the output trace on the component side? See if you have audio on the outer leg of the pot
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How valuable is your time?

I'm with @jwin615 on this. Is it probable? barring major supply trace damage, probably. Is it worth the time investment? You're looking at pots filled with FR4 dust and/or copper shavings, which will likely not cease to scratch even after a hefty clean and lube. Bodge wires from signal/supply traces getting severed. The switches are likely okay, but you'll have to do an isopropanol rinse to make sure there's no bridging.

At the end of the day, were it me, I would start over, use your current board to look at how much you'd have to grind out the enclosure or just getting one with actual 1590N1 (125B) dimensions. I don't like waste either, but at this point you're going to be spending a lot of your time for a "probably" as the end result.
 
How valuable is your time?

I'm with @jwin615 on this. Is it probable? barring major supply trace damage, probably. Is it worth the time investment? You're looking at pots filled with FR4 dust and/or copper shavings, which will likely not cease to scratch even after a hefty clean and lube. Bodge wires from signal/supply traces getting severed. The switches are likely okay, but you'll have to do an isopropanol rinse to make sure there's no bridging.

At the end of the day, were it me, I would start over, use your current board to look at how much you'd have to grind out the enclosure or just getting one with actual 1590N1 (125B) dimensions. I don't like waste either, but at this point you're going to be spending a lot of your time for a "probably" as the end result.
how much aggravation do you need in your life?
So avoid sunk cost fallacy and move with it is what you're saying?
Sigh...
Yeah, what a waste.
 
I suspect the traces on the output side of the board (top and bottom) are the culprits.

They carry VCC, supply for the LED, and the output.

Three jumper wires... (four if the one on the input side is damaged as well)

I'd give it a shot.


Pots don't scratch when you dime them.
 
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