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Step 6
Connect Front-Panel LEDs/Switches/USBs
You can find there are several cables existing in the system case and originating
from the front-panel devices (HDD LED, Green LED, Reset switch, and USB
devices etc.). These cables serve to connect the front-panel LEDs, switches, and
USB connectors to J8 and J4/J5, as shown below.
1. ATX Soft Power On/Off (PWON)
2. HDD-LED (HLED)
3. Power-LED and Green-LED (PLED/GLED)
4. Hardware Reset Switch Button (RST)
5. Extended USB Header (J4/J5)
1
USB
J4
1
9
15
J5
1
J8
Front Panel
PW
O
N
PL
ED
/G
LE
D
R
ST
H
LE
D
-
+
-
+
-
+
1
4
2
1
-
+
RST
HLED
PWON
-
+
+
-
PLED
GLED
3
JP8
5
USB VCC
USB DATA-
USB DATA+
USB GND
J4
NC
GND
Data+
Data-
VCC
KEY
GND
Data+
Data-
VCC
5
10
8
6
4
2
9
7
5
3
1
8
6
4
2
USB VCC
USB DATA-
USB DATA+
USB GND
J5
7
5
3
1
Extended USB Header