Mic volume extremely soft after buzz fix with SHR unstable

Jan Girlich vollkorn at cryptobitch.de
Fri Feb 26 12:05:27 CET 2010

Am Dienstag, den 23.02.2010, 12:15 +0000 schrieb Al Johnson:
> On Tuesday 23 February 2010, Jan Girlich wrote:
> > Am Dienstag, den 23.02.2010, 10:03 +0300 schrieb Vladimir Berezenko:
> > > В Пнд, 22/02/2010 в 16:00 +0100, Jan Girlich пишет:
> > > > I'm afraid something might be gone wrong with my buzz fix. Had a look
> > > > at it yesterday evening and noticed one of the soldering points is
> > > > really weak. Maybe that could be a reason? Too little of a connection
> > > > from the capacitor to the resistor?
> > >
> > > It might be that you have your mic dead.  I've replaced my own because
> > > it came already dead. The symptoms were the same. You must cry loud to
> > > micro and on the other end someone hears you very silent.
> > 
> > Any way to conclusively check if it's the mic? And how did you get it
> > replaced? I wouldn't be able to do the soldering work myself.
> The short to ground at R4303 means that even with a working mic you will have 
> little to no signal. You will need to get that fixed before you can test the 
> mic.

Got it confirmed by a friend yesterday, R4303 really is short circuited.
Gotta get a replacement and find a suitable soldering gun.

Anyone in or around Hamburg, Germany with the right tools to do some SMD

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