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Serial ATA3 Connectors
(SATA3_0:
see p.1, No. 12)
(SATA3_1:
see p.1, No. 13)
(SATA3_2:
see p.1, No. 14)
(SATA3_3:
see p.1, No. 15)
USB 2.0 Header
(9-pin USB_3_4)
(see p.1, No. 4)
USB 3.0 Header
(19-pin USB3_7_8)
(see p.1, No. 6)
Front Panel Audio Header
(9-pin HD_AUDIO1)
(see p.1, No. 16)
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".
DUMMY
GND
GND
P+
P+
P-
P-
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
GND
IntA_PB_D-
IntA_PA_D-
IntA_PB_D+
IntA_PA_D+
Dummy
1
OUT_RET
OUT2_L
J_SENSE
MIC_RED
OUT2_R
PRESENCE#
MIC2_R
GND
MIC2_L
1
These four SATA3
connectors support SATA
data cables for internal
storage devices with up to
6.0 Gb/s data transfer rate.
There is one header on
this motherboard. This
USB 2.0 header can
support two ports.
Besides six USB 3.0 ports
on the I/O panel, there
is one header on this
motherboard. This USB
3.0 header can support
two ports.
This header is for
connecting audio devices
to the front audio panel.
H170M-ITX/ac
25
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