Installation guide
English
15
N3700-ITX
N3150-ITX
Serial ATA3 Connectors
(SATA3_1: 
see p.1, No. 8) 
(SATA3_2: 
see p.1, No. 9)
(SATA3_A1: 
see p.1, No. 15) 
(SATA3_A2: 
see p.1, No. 14)
ξese four 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 USB_3_4)
(see p.1, No. 7)
(9-pin USB_5_6)
(see p.1, No. 5)
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.
USB 3.0 Header
(19-pin USB3_3_4)
(see p.1, No. 4)
Besides four USB 3.0 
ports on the I/O panel, 
there is one header on this 
motherboard. ξis USB 
3.0 header can support 
two ports.
Front Panel Audio Header
(9-pin HD_AUDIO1)
(see p.1, No. 17)
ξis header is for 
connecting audio devices 
to the front audio panel.
J_SENSE
OUT2_L
1
MIC_RET
PRESENCE#
GND
OUT2_R
MIC2_R
MIC2_L
OUT_RET
DUMMY
GND
GND
P+
P-
USB_PWR
P+
P-
USB_PWR
1
1
ID
In tA_P _D+
In tA_P _D-
GN D
In tA_P _SST X+
In tA_P _SST X-
GN D
In tA_P _SSR X+
Vb us
In tA_P _D+
In tA_P _D-
GN D
In tA_P _SST X+
In tA_P _SST X-
GN D
In tA_P _SSR X+
In tA_P _SSRX -
Vb us
In tA_P _SSRX -
SATA3_A1 SATA3_1
SATA3_A2 SATA3_2










