K14, the volume connector connects the volume control to the audio signal
It is also pushed through the holes from the back and soldered from above.
K3,K4 is the connection to the CPU board and should look like this
The Micro
Mic
Farbcode/colorcode/code
Value/Position
Attention , this part is
polarized.
1xMicro
The MIC should be soldered on in such a way that it is approx. 1mm above the board.
18