General Specifications 36
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 configuration
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)