2-14
MS-7501 Mainboard
CD-In Connector: JCD1
This connector is provided for external audio input..
JAUD1
1
2
9
10
Front Panel Audio Connector: JAUD1
This connector allows you to connect the front panel audio and is compliant with
Intel
®
Front Panel I/O Connectivity Design Guide.
PIN SIGNAL DESCRIPTION
1 MIC_L Microphone - Left channel
2 GND Ground
3 MIC_R Microphone - Right channel
4 PRESENCE# Active low signal-signals BIOS that a High Definition Audio dongle
is connected to the analog header. PRESENCE# = 0 when a
High Definition Audio dongle is connected
5 LINE out_R Analog Port - Right channel
6 MIC_JD Jack detection return from front panel microphone JACK1
7 Front_JD Jack detection sense line from the High Definition Audio CODEC
jack detection resistor network
8 NC No control
9 LINE out_L Analog Port - Left channel
10 LINEout_JD Jack detection return from front panel JACK2
HD Audio Pin Definition
JCD1
GND
R
L
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