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USB 2.0 Header
(9-pin USB_3_4)
(see p.1, No. 12)
USB 3.1 Gen1 Header
(19-pin USB3_3_4)
(see p.1, No. 6)
Front Panel Audio Header
(9-pin HD_AUDIO1)
(see p.1, No. 17)
1. High Definition Audio supports Jack Sensing, but the panel wire on the chassis must sup-
port HDA to function correctly. Please follow the instructions in our manual and chassis
manual to install your system.
2. If you use an AC'97 audio panel, please install it to the front panel audio header by the
steps below:
A. Connect Mic_IN (MIC) to MIC2_L.
B. Connect Audio_R (RIN) to OUT2_R and Audio_L (LIN) to OUT2_L.
C. Connect Ground (GND) to Ground (GND).
D. MIC_RET and OUT_RET are for the HD audio panel only. You don't need to connect
them for the AC'97 audio panel.
E. To activate the front mic, go to the "FrontMic" Tab in the Realtek Control panel and
adjust "Recording Volume".
Chassis Speaker Header
(4-pin SPEAKER1)
(see p.1, No. 16)
18
DUMMY
GND
GND
P+3
P+4
P-4
P-3
USB_PWR
USB_PWR
1
Vbus
Vbus
Vbus
IntA_PB_SSRX-
IntA_PA_SSRX-
IntA_PB_SSRX+
IntA_PA_SSRX+
GND
GND
IntA_PB_SSTX-
IntA_PA_SSTX-
IntA_PB_SSTX+
IntA_PA_SSTX+
GND
IntA_PB_D-
GND
IntA_PA_D-
IntA_PB_D+
IntA_PA_D+
Dummy
1
GND
PRESENCE#
MIC_RET
OUT_RET
1
OUT2_L
J_SENSE
OUT2_R
MIC2_R
MIC2_L
SPEAKER
DUMMY
DUMMY
+5V
1
There is one USB2.0 header
on this motherboard. This
USB 2.0 header can support
two ports.
There is one header on this
motherboard. This USB 3.1
Gen1 header can support
two ports.
This header is for connecting
audio devices to the front
audio panel.
Please connect the chassis
speaker to this header.
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