Chassis Intrusion Connector; Front Panel Connector - DFI DT122-SD User Manual

Chassis Intrusion Connector

1 2
Signal Chassis
Intrusion
Ground
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
event occurs, the alarm will sound only after the system restarts.
Chapter 5 Ports and Connectors
Chapter 5

Front Panel Connector

HDD-LED - HDD LED
This LED will be lit when the hard drive is being accessed.
RESET-SW - Reset Switch
This switch allows you to reboot without having to power off the system.
ATX-SW - ATX Power Switch
This switch is used to power on or off the system.
PWR-LED - Power/Standby LED
When the system's power is on, this LED will be lit. When the system is in the S1 (POS - Pow-
er On Suspend) state, it will blink every second. When the system is in the S3 (STR - Suspend
To RAM) state, it will blink every 4 seconds.
Pin Pin Assignment
3 HDD Power
HDD-LED
5 Signal
7 Ground
9 RST Signal
RESET SW
11 N.C.
28
Front
Panel 1 2
PWR-LED
HDD-LED
ATX-SW
RESET-SW
11 12
Pin Pin Assignment
2 LED Power
PWR-LED 4 LED Power
6 Signal
8 Ground
ATX-SW
10 Signal
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