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Hello guys While replacing audio ic on iPhone 6 Plus I have seen three missing pads. Phoneboard showed all of them to be ground pads. I have soldered a new ic without jumper wires and still microphone/earpiece is not working. Should I desolder the ic and run jumper wires to those ground pads or my problem should be somewhere else? In other words, ground pads in general should be fixed by jumper wires or it doesn’t matter? Thanks all

Usually you can get away without running jumpers to ground pads, as long as there are some ground pads that haven’t been damaged. I have never found the audio IC on a 6 plus that needed replacing unless it was water damaged or too much heat was used on the meson to fix a touch issue. I usually find it is the speaker amp that needs replacing U1601 I think.