Internal Audio Connectors; Front Panel Audio Connection Header - Abit AB9 Pro User Manual

Motherboard socket 775 intel core 2 duo intel pentium 4 intel pentium d
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2.6.5 Internal Audio Connectors

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

2.6.6 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.
AB9 Pro, AB9
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
2-17

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