Front Panel Power Connector: CN4
The mainboard provides a Front Panel connector for electrical connec-
tion to the Front Panel switches and LEDs. CN4 is compliant with Intel
Panel I/O Connectivity Design Guide.
PIN
1
2
3
4
5
6
7
8
9
USB Card Reader Connector: CN6
The mainboard provides a connector to connect the USB Card Reader on
the Front Panel.
1
2
HDD
LED
Reset
Switch
9 10
CN4
CN4 Pin Definition
SIGNAL
DESCRIPTION
HD_LED_P
Hard disk LED pull-up
FP PWR/SLP
MSG LED pull-up
HD_LED_N
Hard disk active LED
FP PWR/SLP
MSG LED pull-up
RST_SW_N
Reset Switch low reference pull-down to GND
PWR_SW_P
Power Switch high reference pull-up
RST_SW_P
Reset Switch high reference pull-up
PWR_SW_N
Power Switch low reference pull-down to GND
RSVD_DNU
Reserved. Do not use.
Introducing Mainboard
Power LED
Power
Switch
®
Front
1-15