Intel Socket 478 AIMB-744 - Manual (Page 40)

AIMB-744 User’s Manual 26
2.16 Aux Line-In connector (AUX IN; CN57)
The connector is for audio device with Line-in connector.
2.17 Front Panel audio connector (FP AUDIO; CN59)
The FPAUDIO is a front panel audio connector compliant with Intel®
Front Panel I/O Connectivity Design Guide. To direct the audio signal
output to the rear audio ports, the 5 and 6 pins, 9 and 10 pins must be
shorted by jumper to activate the rear panel audio function.