Audio-In (Microphone); Audio-Out (Headphone) - HP Compaq 6730b Maintenance And Service Manual

Audio-in (microphone)

Pin
1
2
3

Audio-out (headphone)

Pin
1
2
3
146 Chapter 9 Connector pin assignments
Signal
Audio signal in
Audio signal in
Ground
Signal
Audio out, left channel
Audio out, right channel
Ground