11
3-2 Headers
(1)
Line-Out/MIC Header for Front Panel (9-pin): AUDIO1
These headers connect to Front Panel Line-out, MIC
connector with cable. Without install the cable, this header
default setting is 5-6 short, 9-10 short. When you install the
cable you have take off these jumpers.
(2)
USB Port Headers (9-pin) :
USB3 / USB4
These headers are used for connecting the
additional USB port plug. By attaching an
option USB cable, your can be provided with
two additional USB plugs affixed to the back
panel.
(3) Speaker connector: SPEAK1
This 4-pin connector connects to the case-mounted speaker. See the figure below.
(4) Power LED: PWR LED1
The Power LED is light on while the system power is on. Connect the Power LED from
the system case to this pin.
(5) IDE Activity LED: HD LED
This connector connects to the hard disk activity
indicator light on the case.
(6) Reset switch lead: RESET
This 2-pin connector connects to the case-mounted
reset switch for rebooting your computer without
having to turn off your power switch. This is a
preferred method of rebooting in order to prolong the
lift of the system’s power supply. See the figure
below.
(7) Power switch: PWR BTN
This 2-pin connector connects to the case-mounted power switch to power ON/OFF the
system.
Line-Out, MIC Headers
AUDIO
Pin 1
AU
D
_
MI
C
AU
D
_
FP
OU
T
_
L
AU
D
_
MI
C
_
BI
AS
AU
D
_
FP
OU
T
_
R
HP
_
ON
AU
D
_
GN
D
AU
D
_
RE
T
_
L
AU
D
_
RE
T
_
R
AU
D
_
VC
C
2
9
10
USB Port Headers
Pin 1
USB3
VC
C
-
DATA
GND
+D
ATA
VC
C
OC
-
DA
TA
GND
+DATA
Pin 1
USB4
VC
C
-
DATA
GN
D
+D
AT
A
VC
C
OC
-
DATA
GND
+D
AT
A
System Case Connections
HD
L
E
D
RE
S
E
T
V
CC5
G
ND
V
CC5
P
W
R L
E
D
PW
R
B
T
N
P
W
RBT
N
PW
R
L
ED
HDDLE
RS
T
S
W
NC
G
ND
JW FP
Pin 1
SPEAK
S
P
KR
GN
D
NC
V
CC5
Pin 1
PWRLED
Pin 1
