Smbus Connector; Chassis Intrusion Connector - DFI KU553 User Manual

SMBus Connector

5
SMB_ALERT#
SMBus
SMB_DATA SMB_CLK
3V3SB
GND
2 1
The SMBus (System Management Bus) connector is used to connect SMBus devices. It is a
multiple device bus that allows multiple chips to connect to the same bus and enable each one
to act as a master by initiating data transfer.
Chapter 2 Hardware Installation
Chapter 2

Chassis Intrusion Connector

3
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.
BIOS Setting
Configure the chassis intrusion detection function in the Advanced menu ("SIO NUVO-
TON6106D" submenu) of the BIOS. Refer to Chapter 3 for more information.
23
3
Chassis
1 2
Intrusion
Signal
Ground
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