User Manual
Pin No. Denition Pin No. Denition
1 VBUS 11 D2+
2 SSRX1- 12 D2-
3 SSRX1+ 13 GND
4 GND 14 SSTX2+
5 SSTX1- 15 SSTX2-
6
SSTX1+
16 GND
7 GND 17 SSRX2+
8 D1- 18 SSRX2-
9 D1+ 19 VBUS
10 NC 20 No Pin
12) F_USB30(USB3.1Gen1Header)
 TheheaderconformstoUSB3.1Gen1andUSB2.0specicationandcanprovidetwoUSBports.For
purchasing the optional 3.5" front panel that provides two USB 3.1 Gen 1 ports, please contact the local 
dealer.
F_USB30
F_U
B_ 
F_  F_ 
_
B
BS_
B
SB_
B
_S
S_
_
B
_U
_
B
 
S  
 
123
 
123
 
123
 
123
1
1
1
1
BSS
S
_S 
SSU
 
1 2 3 4 5
 S3
BSSS
U
 __ 3
F_USB3F
S  _
S  _
S  _
SF
B_
B_
F
_0
S
S
_0F
_F
_
_
__B
U
S  _S
_
USB0_B
B_
F_USB3
_
10
20 1
11
13) F_USB1/F_USB2(USB2.0/1.1Headers)
 TheheadersconformtoUSB2.0/1.1specication.EachUSBheadercanprovidetwoUSBportsviaan
optional USB bracket. For purchasing the optional USB bracket, please contact the local dealer.
Pin No. Denition Pin No. Denition
1 Power (5V) 6 USB DY+
2 Power (5V) 7 GND
3 USB DX- 8 GND
4 USB DY- 9 No Pin
5 USB DX+ 10 NC
 • Do not plug the IEEE 1394 bracket (2x5-pin) cable into the USB 2.0/1.1 header.
 • Prior to installing the USB bracket, be sure to turn off your computer and unplug the power cord 
from the power outlet to prevent damage to the USB bracket.
DEBUG 
PORT
G.QBOFM
10
9
2
1
14)  CLR_CMOS (Clear CMOS Jumper) 
 UsethisjumpertocleartheBIOScongurationandresettheCMOSvaluestofactorydefaults.Toclear
the CMOS values, use a metal object like a screwdriver to touch the two pins for a few seconds.
 • Always turn off your computer and unplug the power cord from the power outlet before clearing 
the CMOS values.
 • After system restart, go to BIOS Setup to load factory defaults (select Load Optimized Defaults) or 
manuallyconguretheBIOSsettings(refertoChapter2,"BIOSSetup,"forBIOScongurations).
Open: Normal
Short: Clear CMOS Values
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