Internal Audio Connectors; Front Panel Audio Connection Header - Abit AN52S User Manual

1.8.4 Internal Audio Connectors

This connector connects to the audio output of internal CD-ROM drive or add-on card.

1.8.5 Front Panel Audio Connection Header

This header provides the front panel connection for HD (High Definition)
Audio, yet for AC'97 Audio CODEC connection, you must carefully check the
pin assignment before connecting from the front panel module. An incorrect
connection may cause malfunction or even damage the motherboard.
Please do not connect the "Ground" cable or "USB VCC" cable
※
from the front panel module to the Pin 4 "AVCC" of this
header.
AN52S/AN52
Pin Assignment
Pin
(HD AUDIO)
1 MIC2 L
2 AGND
3 MIC2 R
4 AVCC
5 FRO-R
6 MIC2_JD
7 F_IO_SEN
9 FRO-L
10 LINE2_JD
Pin Assignment
Pin
(AC'97 AUDIO)
1 MIC In
2 GND
3 MIC Power
4 NC
5 Line Out (R)
6 NC
7 NC
9 Line Out (L)
10 NC
1-15