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Chapter 2 Hardware Installation
Chapter 2
www.dfi.com
Chassis Intrusion Connector
The board supports the chassis intrusion detection function. Connect the chassis intrusion
sensor cable from the chassis to this connector. When the system’s power is on and a chassis
intrusion occurred, an alarm will sound. When the system’s power is off and a chassis intrusion
occurred, the alarm will sound only when the system restarts.
1
2
Ground
Signal
Chassis
Intrusion
Front Panel Connector
HDD-LED - Hard Disk Drive LED
Lighting of the LED indicates that the hard drive is being accessed.
RESET - Reset Switch
This switch allows you to reboot without having to power off the system.
PWR-LED - Power/Standby LED
When the system’s power is on, this LED will light up. When the system is in the S1 (POS
- Power On Suspend) state, it will blink at 1-second intervals. When the system is in the S3
(STR - Suspend To RAM) state, it will blink at 4-second intervals.
ATX-SW - ATX Power Switch
This switch is used to power on or off the system.
▲ Front Panel Connector
HD-LED
RESET
PWR-LED
ATX-SW
2
1
11
12
▼ Front Panel Pin Assignment
Pin Assignment
Pin Assignment
1
N.C.
P W R - L E D
2
LED Power
H D - L E D
3
HDD Power
4
LED Power
5
Signal
6
Signal
R E S E T
7
Ground
A T X - S W
8
Ground
9
Signal
10
Signal
11
N.C.
12
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Internal I/O Connectors
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Internal I/O Connectors