- 16 -
Step 6
Connect Front Panel Switches/LEDs/Speaker/USB
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, 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 (JP3,JP11, and JP8), as shown below.
1. ATX Soft Power On/Off (POWER ON)
2. HDD-LED (HDD LED)
3. Green-LED and Power-LED (GREEN LED/POWER LED)
4. Hardware Reset Switch Button (RESET)
5. Extended USB Header
1
-
+
-
+
+
-
RESET
HDD LED
GREEN LED
POWER LED
POWER ON
1
3
4
2
+5V
USBD1-
USBD1+
GND
N/A
+5V
USBD0-
USBD0+
GND
KEY
1
USB port 3
USB port 4
5
JP11
JP3
USB4
USB 3
JP8
Front Panel
1
1
1
H
D
D
LE
D
+
-
R
ES
ET
PO
W
ER
O
N
G
R
EE
N
L
ED
/P
O
W
ER
L
ED
+
-
-
+
