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SATA Power Connector
(SATA_POW1)
(see p.1, No. 8)
USB 2.0 Headers
(5-pin USB6)
(see p.1, No. 2)
(9-pin USB2_3)
(see p.1, No. 17)
(9-pin USB4_5)
(see p.1, No. 7)
Front Panel Audio Header
(9-pin HD_AUDIO1)
(see p.1, No. 19)
1. High Deinition 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".
USB_PWR
P+
P-
GND
1
DUMMY
GND
GND
P+
P+
P-
P-
USB_PWR
USB_PWR
1
USB_PWR
P-
P+
GND
DUMMY
1
GND
P+
P-
USB_PWR
OUT_RET
OUT2_L
J_SENSE
MIC_RED
OUT2_R
PRESENCE#
MIC2_R
GND
MIC2_L
1
Please connect a SATA
power cable.
Besides two USB 2.0 ports
on the I/O panel, there
are three headers on this
motherboard.
his header is for
connecting audio devices
to the front audio panel.
H81TM-ITX R2.0
19
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