User Guide

40
M
M
X
X
4
4
6
6
L
L
S
S
-
-
V
V
/
/
M
M
X
X
4
4
6
6
L
L
S
S
-
-
5
5
3
3
3
3
V
V
O
O
n
n
l
l
i
i
n
n
e
e
M
M
a
a
n
n
u
u
a
a
l
l
1
st
USB Channel
2
nd
USB Channel
3
rd
USB Channel
S
S
u
u
p
p
p
p
o
o
r
r
t
t
T
T
h
h
r
r
e
e
e
e
U
U
S
S
B
B
2
2
.
.
0
0
C
C
h
h
a
a
n
n
n
n
e
e
l
l
s
s
(
(
S
S
i
i
x
x
P
P
o
o
r
r
t
t
s
s
)
)
This motherboard provides 6 USB2.0 ports to connect USB devices such as mouse, keyboard, modem, printer, etc. There are four ports on
the PC99 back panel. You can use proper cables to connect USB devices from PC99 back panel or connect 3
rd
USB channel header 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 that 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.
Pin 1
+5V
SBD3-
SBD3+
GND
NC
+5
V
SBD2-
SBD2+
GND
KE
Y
1