MSI B75MA-P33 - Manual (Page 22)

22
JuSB3: uSB 3.0 expansion Connector
the uSB 3.0 port is backwards compatible with uSB 2.0 devices. it supports data
transfer rates up to 5Gbits/s (SuperSpeed).
5.US
B3_T
X_C
_DN
4.Gro
und
3.US
B3_R
X_D
P
2.US
B3_R
X_D
N
1.Po
wer
10.G
roun
d
9.
+
USB
2.0
8.
-
USB
2.0
7.Gro
und
6.US
B3_T
X_C
_DP
20.N
o Pin
19.P
ower
18.U
SB3_
RX_D
N
17.U
SB3_
RX_D
P
16.G
roun
d
15.U
SB3_
TX_C
_DN
14.U
SB3_
TX_C
_DP
13.G
roun
d
12.U
SB2.0
-
11.
+
USB
2.0
iMPortANt
Note that the VCC and GNd pins must be connected correctly to avoid possible
damage.
to use a uSB 3.0 device, you must connect the device to a uSB 3.0 port through
an optional uSB 3.0 compliant cable.
JAud : Front Panel Audio Connector
this connector allows you to connect the front audio panel located on your com-
puter case. this connector is compliant with the intel ® Front Panel i/o Connectivity
design Guide.
1.MIC
L
3.MIC
R
10.H
ead P
hone
Dete
ction
5.He
ad P
hone
R
7.SE
NSE
_SE
ND
9.He
ad P
hone
L
8.No
Pin
6.MIC
Dete
ction
4.PR
ESE
NCE
#
2.Gro
und
JCi: Chassis intrusion Connector
this connector connects to the chassis intrusion switch cable. if the computer
case is opened, the chassis intrusion mechanism will be activated. the system
will record this intrusion and a warning message will flash on screen. to clear the
warning, you must enter the BioS utility and clear the record.
1.CIN
TRU
2.Gro
und
*
*