HP 2000-216 Maintenance And Service Manual page 297

Connector Pin Assignments
Pin Signal
1 Audio signal in
2 Audio signal in
Pin Signal
1 Audio out, left channel
2 Audio out, right channel
E–6
Table E-6
Audio-In (Microphone)
Table E-7
Audio-Out (Headphone)
Pin Signal
3 Ground
Pin Signal
3 Ground
Maintenance and Service Guide