Rega Brio input switch cleaning

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Hello- I've been having an issue with my trusty Rega Brio (2000 version)...sometimes the right channel will sound distorted/static-y. I've only noticed this on the phono input, although I primarily listen to records with this amp. When this issue happens, turning the source knob back and forth a couple times will temporarily fix the problem.

I grabbed a can of Deoxit and opened the case, expecting to find a standard wafer switch (I've only opened up 70s-era receivers before), but there's a more-modern looking plastic rotary switch in there (see photo below). Any advice on how to clean this? If this is something that's likely beyond the skillset of a typical newb, I have no qualms with having a pro fix it. Thanks!

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I grabbed a can of Deoxit and opened the case, expecting to find a standard wafer
switch (I've only opened up 70s-era receivers before), but there's a more-modern looking
plastic rotary switch in there (see photo below). Any advice on how to clean this?

Try a very brief, minimal spray into each of the small slots on top, while exercising
the switch. If there's no improvement, repeat once more.
 
Its hard to tell from a picture but are those little 'tabs' on the top of the switch sealed or could you squirt into those with the straw of the can ?

Although switch problems seem pretty conclusive, there is also the possibility of poor soldering on the switch where the joints have cracked slightly.

This would be the sort of thing to look for.
 

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Thanks, everybody. I couldn't really tell if those 'tabs' on the top are sealed, but I tried spraying Deoxit on the switch anywhere it looked like some might be able to seep in. Then I worked the switch back and forth a bunch. Seems to work fine now.

The solder joints looked fine, although I do tend to be skeptical of the ability of the English to reliably move electrons from Point A to Point B.
 
:up: pretty much all you can do tbh.

Next up (last chance saloon before sourcing a replacement) would be removing the switch and immersing it in the cleaner for a short while, all the time operating the switch. Then literally hang it out to drip dry.

Hopefully yours should be OK :xfingers:
 
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