- 17 -
Step 6
Connect Front Panel Switches/LEDs/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, as shown below.
Front Panel
1. SPEAKER
2. EPMI
3. RST
4. HLED(HDD LED)
5. PWR LED
6. PWR ON
7. GLED(Green LED/POWER LED)
Extended USB Header
8. USB3&USB4
USB 3 & USB4
8
1
5V
D
U
A
L
D
A
TA
3-
D
A
TA
3
G
N
D
N
C
5V
D
U
A
L
D
A
TA
2-
D
A
TA
2
G
N
D
N
C
1
Front Panel
SPEAKER EPMI
RST HLED
- +
PWR
LED
- +
PWR
ON
GLED/
PLED
1
2
3
4
5
6
7
+ -
1
Front Panel
SPEAKER EPMI
RST HLED
- +
PWR
LED
PWR
ON
GLED
JP 10
+
+
-
