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Interfaces
• 2 x 5 pin front panel header for connection to Intel HD Front Panel Audio
standard header
Front Panel Header Audio Connector
Connection compatiblity
• Intel HD Front Panel Audio standard only. Not compatible with AC97 or
Intel-compatible HD Front Panel Audio
Pin Signal name Description
1 PORT 1L Analog Port 1 - left channel (Microphone)
2 GND Ground
3 PORT 1R Analog Port 1 - right channel (Microphone)
4 PRESENCE# Active low signal that signals BIOS that an Intel HD Audio
dongle is connected to the analog header. PRESENCE# =
0 when an Intel HD Audio dongle is connected
5 PORT 2R Analog Port 2 - right channel (Headphone)
6 SENSE1_RETURN Jack detection return for front panel (JACK1)
7 SENSE_SEND Jack detection sense line from the Intel HD Audio CODEC
jack detection resistor network
8 KEY Connector Key
9 PORT 2L Analog Port 2 - left channel (Headphone)
10 SENSE2_RETURN Jack detection return for front panel (JACK2)
RF-71SDCD_09-0961 V3 ENG.fm Page 22 Friday, October 30, 2009 8:59 AM