- 16 -
Step 6
Connect Front-Panel Switches/LEDs/Speaker/USB connectors
You can find there are several different cables already existing in the system
case and originating from the computer's front-panel devices (HDD LED,
Power LED, Reset Switch, PC Speaker, or USB devices etc.) These cables
serve to connect the front-panel switches, LEDs, and USB connectors to the
mainboard's front-panel connectors group (PANEL1,SJ1,J1), as shown below.
1.PANEL1
(1). HDD_LED (HDD LED)
(2). Power_LED (Power LED)
(3). Hardware Reset Switch Button (Reset Switch)
(4). ATX Soft Power On/Off (Power Switch)
(5). Extended USB Header
2.USB 2
1
9
10
2
HDD LED
Power
LED
Power
Switch
Empty
NC
Reset
Switch
1
3
4
2
1
U
SB
PW
R
0
U
SB
PW
R
1
U
SB
_F
P_
P1
-
U
SB
_F
P_
P1
+
U
SB
_F
P_
P0
-
U
SB
_F
P_
P0
+
G
R
O
U
N
D
G
R
O
U
N
D
U
SB
_F
P_
O
C
0
KE
Y
5
N
/C
H
D
D
L
ED
Po
w
er
L
ED
Po
w
er
S
w
itc
h
Em
pt
y
R
es
et
S
w
itc
h
PANEL1
1
9
10
2
1
USB2
