iphone 4 speaker not working after speaker replacement

iPhone 4 speaker not working after speaker replacement
location: macrumors.com - date: September 6, 2012
Hi everyone, I have an iPhone 4 that I bought early this year from a friend the only problems it had at that time was a bit of a hard to press home button, time passed and I needed a screen protector the people at best buy mobile installed it for me and shortly after the installation I noticed something odd, the volume from my speaker was completely gone, the only audio came from the headphones when plugged in; when I tried turning the volume up or down with the headphones unplugged the volume bar had disappeared as if were connected to a stereo or a dock but the speaker still worked when I played a ringtone in the settings so naturally I went to best buy to try to get my phone fixed they said no way, that the solution was supposed to dry off immediately although the employee drenched my phone in the solution I went home and took apart my phone to dry off the inside the dock connector with a blow dryer on low, and the bottom part of the phone with the back cover off, I took out the sp
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