iPhone 3g MIC problem Recording OK Calling Not Working. Solution here!

Bigla na lang daw sabi ng customer
di na sya marinig ng kausap nya

Try sa RECORDING Gumana malinaw
Tried to JUMPER ( C170_AP to C174_AP ) and ( C169_AP to C175_AP ) NO LUCK
working na ang MIC sa CALLING problem is STATIC (GARALGAL) di mo ma intindihan mabuti sinasabi
tried replace MIC mismo no luck din
USB flex replace also NO LUCK
PIC jumper


try ko na sana palitan IC pero naisapan kung REHEAT muna ung U3_AP ( audio interface ) SWABE gumana
maririnig kana ng mabuti ng kausap mo