- 16 -
Step 6
Connect Front-Panel LEDs/Switches/Speaker/USBs
You can find there are several cables existing in the system case and originat-
ing from the front-panel devices (HDD LED, Green LED, Reset switch, PC
Speaker, and USB devices etc.). These cables serve to connect the front-panel
LEDs, switches, speaker, and USB connectors to JP12, JP7, and JP8, as shown
below.
1. HDD LED (HLED)
2. Green LED (GLED)
3. Hardware Reset Switch (Reset)
4. ATX Soft Power On/Off (PWON)
5. Hardware System Management Interface (EPMI)
6. Power LED (PLED)
7. PC Speaker (SPEAKER)
8. Extended USB Headers (USB 3&4/USB 5&6)
1
JP 7
JP 8
USB 5&6
1
USB 3&4
J
P
12
1
+
+
+
-
-
-
R
es
et
H
LE
D
G
LE
D
SP
EA
KE
R
EP
M
I
PW
O
N
PL
ED
1
1
3
6
5
7
2
4
8
+5
V
U
SB
D
1-
U
SB
D
1+
G
N
D
N
/A
+5
V
U
SB
D
0-
U
SB
D
0+
G
N
D
KE
Y
1
USB port 4 / 6
USB port 3 / 5
