9. Chassi s i ntrusi on connector (4-1 pi n CH ASSIS)

This connector is for a chassis-mounted intrusion detection sensor or switch. Connect one end of the chassis intrusion sensor or switch cable to this connector. The chassis intrusion sensor or switch sends a high-level signal to this connector when a chassis component

is removed or replaced. The signal is then generated as a chassis intrusion event.

By default, the pins labeled “Chassis Signal” and “Ground” are shorted with a jumper cap. Remove the jumper caps only when you intend to use the chassis intrusion detection feature.

P5ND2

+5VSB MB

Chassis Signal GND

CHASSIS

P5ND2 Chassis Intrusion Connector

(Default)

10. Di gi tal audi o connector (4-1 pi n SPDIF_OUT)

This connector is for an additional Sony/Philips Digital Interface (S/PDIF) port(s). Connect the S/PDIF module cable to this connector, then install the module to a slot opening at the back of the system chassis.

The S/PDIF module is purchased separately.

P5ND2

+5V SPDIFOUT GND

SPDIF_OUT

P5ND2 Digital Audio Connector

1-32

Chapter 1: Product introduction