44
M
M
X
X
4
4
L
L
S
S
O
O
n
n
l
l
i
i
n
n
e
e
M
M
a
a
n
n
u
u
a
a
l
l
S
S
u
u
p
p
p
p
o
o
r
r
t
t
2
2
n
n
d
d
a
a
n
n
d
d
3
3
r
r
d
d
U
U
S
S
B
B
2
2
.
.
0
0
P
P
o
o
r
r
t
t
s
s
This motherboard provides six
USB
ports to connect USB devices such as mouse, keyboard, modem, printer, etc. There are two
connectors on the PC99 back panel. You can use proper cables to connect USB devices from PC99 back panel or connect
USB2 and USB3 headers to the front panel of chassis.
Compared to traditional USB 1.0/1.1 with the speed of 12Mbps, USB 2.0 has a fancy speed up to 480Mbps which is 40 times
faster than the traditional one. Except for the speed increase, USB 2.0 supports old USB 1.0/1.1 software and peripherals,
offering impressive and even better compatibility to customers. On this motherboard, all six ports support USB 2.0 function.
USB2 and USB3 Connector
Pin 1
Pin 1
+5V
SBD3-
SBD3+
GND
NC
+5V
SBD2-
SBD2+
GND
KEY
1
