35
D
D
X
X
P
P
S
S
/
/
D
D
X
X
P
P
S
S
P
P
l
l
u
u
s
s
/
/
D
D
X
X
P
P
S
S
-
-
U
U
/
/
D
D
X
X
P
P
S
S
P
P
l
l
u
u
s
s
-
-
U
U
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
T
T
w
w
o
o
U
U
S
S
B
B
1
1
.
.
1
1
C
C
h
h
a
a
n
n
n
n
e
e
l
l
s
s
(
(
f
f
o
o
u
u
r
r
P
P
o
o
r
r
t
t
s
s
)
)
This motherboard provides two
USB
channels to link USB devices, such as mouse, keyboard, modem, printer, etc. There are
two connectors on the PC99 back panel. You can use proper cable to connect other USB connectors to the back panel or front
panel of chassis.
USBPWR0
USB_FP_P0-
US
GND
KEY
USBPWR0
USB_FP_P1-
US
GND
NC
1 2
