Asus P3-PH4C User Manual - Page 51
Front Panel Audio Connector, Intrusion Connector
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11. Front panel audio connector (10-1 pin AAFP) This connector is for a chassis-mounted front panel audio I/O module that supports either HD Audio or legacy AC'97 audio standard. AAFP HD-audio-compliant pin definition Legacy AC'97 compliant definition GND PRESENSE# SENSE1_RETUR SENSE2_RETUR R AGND NC NC NC MIC2 MICPWR Line out_R NC Line out_L PORT1L PORT1R PORT2R SEBSE_SEND PORT2L Front Panel Audio Connector • We recommend that you connect a high-definition front panel audio module to this connector to avail of the motherboard's highdefinition audio capability. • By default, this connector is set to AC97 Audio. If you want to connect a High Definition front panel audio module to this connector, set the Front Panel Support Type item in the BIOS to [HD Audio]. See section "2.4.5 Onboard Device Configuration" for details. 12. 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. CHASSIS R +5VSB_MB Chassis Signal GND Intrusion Connector 4-12 (Default) Chapter 4: Motherboard info