Asus A8R-MVP A8R-MVP User's Manual for English Edtion - Page 48
high-level signal to this connector when a chassis component is
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8 . IEEE 1394a connector (10-1 pin IE1394_1) This connector is for an IEEE 1394a port. Connect the IEEE 1394a module cable to this connector, then install the module to a slot opening at the back of the system chassis. +12V TPB2+ GND TPA2+ GND +12V TPB2GND TPA2- A8R-MVP ® 1 IE1394_1 A8R-MVP IEEE 1394 connector NEVER connect a U S B c a b l e to the IEEE 1394a connector. Doing so will damage the motherboard! 9 . Chassis intrusion connector (4-1 pin CHASSIS) 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. +5VSB_MB Chassis Signal GND CHASSIS A8R-MVP ® (Default) A8R-MVP Chassis intrusion connector 2-26 Chapter 2: Hardware information