13
(3) USB Port Headers (9-pin): USB1/USB2
U S B 1 H e a d e r
VCC
P i n 1
-D
A
T
A
GN
D
+D
A
T
A
VCC
N
C
-
D
A
T
A
GN
D
+D
A
T
A
(4) Speaker connector: SPEAK
This 4-pin header is to connect the case-mounted speaker. See the figure below.
(5) Power LED: PWRLED
The Power LED is light on while the system power is on. Connect the Power LED
from the system case to this pin.
S P E A K
ER H e a d e r
P i n 1
SP
EA
K
R
NC
NC
VCC
P W R L E D
H e a d e r
P i n 1
G
ND
G
ND
VCC
