Front Panel Audio Connector: Jp20 - MSI 645 Ultra MS-6547 Manual

Chapter 2

Front Panel Audio Connector: JP20

The JP20 front panel audio connector allows you to connect to the front
panel audio and is compliant with Intel Front Panel I/O Connectivity Design
Guide.
PIN
1
2
3
4
5
6
7
8
9
10
Pin Definition
SIGNAL DESCRIPTION
AUD_MIC Front panel microphone input signal
AUD_GND Ground used by analog audio circuits
AUD_MIC_BIAS Microphone power
AUD_VCC Filtered +5V used by analog audio circuits
AUD_FPOUT_R Right channel audio signal to front panel
AUD_RET_R Right channel audio signal return from front panel
HP_ON Reserved for future use to control headphone amplifier
KEY No pin
AUD_FPOUT_L Left channel audio signal to front panel
AUD_RET_L Left channel audio signal return from front panel
JP20
2-18
2
10
9
1