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Step 6
Connect Front-panel Switches/LEDs/Speaker/Audio/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, USB, Line-Out, and Mic-In
connectors to the mainboard’s front-panel connectors group (JP9,SJP5, and
USB2), as shown below.
1. ATX Soft Power On/Off (PWON)
2.
Green_LED
+
+
+
-
-
PWON
G LED
SPK
EPMI
PW LED
HD LED
RST
J P
9
1
+
+
+
-
-
-
PWON
G LED
SPK
EPMI
PW LED
HD LED
RST
JP9
1
+
++
-
--
PW
O
N
EP
M
I
SP
K
G L
E
D
PW
L
ED
HD L
ED
RS
T
J12
1
USB2
1