Front Panel Audio Connection Header; S/Pdif Output Connection Header - Abit AX78 User Manual

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.
To configure AC'97 front panel audio connection, please enter the BIOS setup
※
menu and select the option [AC97] via route: "Integrated Peripherals"
"FP-Audio".

1.8.6 S/PDIF Output Connection Header

This header provides the S/PDIF output connection to your add-on HDMI VGA card.
1-16
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
5 Line Out (R)
6
7
9 Line Out (L)
10
Pin Pin Assignment
1 VCC (5V)
2 x
3 S/PDIF Out
4 Ground
NC
NC
NC
NC
AX78