H81M-VG4 R4.0
19
English
Serial ATA2 Connectors
(SATA_2:
see p.1, No. 5)
(SATA_3:
see p.1, No. 6)
These two SATA2
connectors support SATA
data cables for internal
storage devices with up to
3.0 Gb/s data transfer rate.
Serial ATA3 Connectors
(SATA_0:
see p.1, No. 11)
(SATA_1:
see p.1, No. 10)
These two SATA3
connectors support SATA
data cables for internal
storage devices with up to
6.0 Gb/s data transfer rate.
USB 2.0 Headers
(9-pin USB4_5)
(see p.1, No. 8)
(9-pin USB6_7)
(see p.1, No. 9)
Besides two USB 2.0 ports
on the I/O panel, there
are two headers on this
motherboard. Each USB
2.0 header can support
two ports.
Front Panel Audio Header
(9-pin HD_AUDIO1)
(see p.1, No. 16)
This header is for
connecting audio devices
to the front audio panel.
J_SENS E
OUT2_L
1
MIC_RET
PRESENCE#
GND
OUT2_R
MIC2_R
MIC2_L
OUT_RET
SA
T
A_0
SA
T
A_1
SA
T
A_2
SA
T
A_3
1. High Definition Audio supports Jack Sensing, but the panel wire on the chassis must
support 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”.
