Expansion Slots; Chassis Intrusion Connector - DFI SU173 User Manual

Expansion Slots

PCI Express x4
Mini PCI Express
(USB and PCIe signals)
Mini PCI Express
(USB, PCIe and mSATA signals)
Mini PCI Express Slots
The Mini PCIe sockets are used to install a Mini PCIe card. Mini PCIe card is a small form fac-
tor PCI card with the same signal protocol, electrical definitions, and configuration definitions
as the conventional PCI.
PCI Express x4 Slot
Install PCI Express cards such as network cards or other cards that comply to the PCI Express
specifications into the PCI Express x4 slot.
SIM Slot (optional)
The SIM slot on the system board is used to insert a SIM card.
Chapter 2 Hardware Installation
Chapter 2

Chassis Intrusion Connector

SIM Slot (optional)
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.
26
Chassis
Intrusion
2 Ground
1 Signal
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