HP Mini 2102, HP Mini 210, and Compaq Mini 210 - Maintenance and Service Guide (Commercial Models Only)

7 Connector pin assignments
Audio-in (microphone)
Pin Signal
1 Audio signal in
2 Audio signal in
3Ground
Audio-out (headphone)
Pin Signal
1Audio out, left channel
2 Audio out, right channel
3Ground
Audio-in (microphone)
87