Headphone
Connector and Icon (1/8” miniphone) | Pin | Signal | |
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| 1 | (Tip) | Audio_left |
| 2 | (Ring) | Power_Right |
| 3 | (Shield) | Ground |
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Connector and Icon (1/8” miniphone) | Pin | Signal | |
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| 1 | (Tip) | Audio_In_Left |
| 2 | (Ring) | Audio_In_Right |
| 3 | (Shield) | Ground |
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Connector and Icon (1/8” miniphone) | Pin | Signal | |
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| 1 | (Tip) | Audio_Out_Left |
| 2 | (Ring) | Audio_Out_Right |
| 3 | (Shield) | Ground |
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Connector and Icon | Pin | Signal |
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| 1 | GND |
| 2 | GND |
| 3 | +12V CPU |
| 4 | |
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120 Appendix A Connector Pin Assignments