HP Nc4000 Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 136
Table A-6, Stereo Speaker/Headphone, Table A-7, Microphone
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Connector Pin Assignments Table A-6 Stereo Speaker/Headphone Pin Signal 1 Audio out 1 2 Pin 2 Signal Ground Table A-7 Microphone Pin Signal 1 Audio in 1 2 Pin 2 Signal Ground A-4 Maintenance and Service Guide
![](/manual_guide/products/hewlettpackard-nc4000-maintenance-service-guide-hp-compaq-notebook-nc4000-series-26d7a0a/136.png)
A–4
Maintenance and Service Guide
Connector Pin Assignments
Table A-6
Stereo Speaker/Headphone
Pin
Signal
Pin
Signal
1
Audio out
2
Ground
2
1
Table A-7
Microphone
Pin
Signal
Pin
Signal
1
Audio in
2
Ground
2
1