4 pin Creative SB internal
connector at the soundcard.
This connector is used on audio cards and motherboards to input the analog audio from external devices (CD-ROM, LINE_IN).
| Pin | Signal | Description |
|---|---|---|
| 1 | Audio-IN left | Left channel audio input |
| 2,3 | GND | Ground |
| 4 | Audio-IN right | Right channel audio input |