For motherboards with a IrDA compliant Infrared Module connector.
1 2 3 4 5 . . . . .
5 PIN IDC MALE at the motherboard.
| Pin | Name | Description |
|---|---|---|
| 1 | +5v | Power |
| 2 | n/c | Not connected |
| 3 | IRRX | IR Module data received |
| 4 | GND | System GND |
| 5 | IRTX | IR Module data transmit |