MSI 790GX User Guide - Page 31
S/PDIF-Out Connector: JSP1, Front Panel Audio Connector: JAUD1
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Hardware Setup S/PDIF-Out Connector: JSP1 This connector is used to connect S/PDIF (Sony & Philips Digital Interconnect Format) interface for digital audio transmission. JSP1 GND VCC SPDIF S/PDIF Bracket (Optional) 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. 2 1 10 9 JAUD1 PIN SIGNAL 1 MIC_L 2 GND 3 MIC_R 4 PRESENCE# 5 LINE out_R 6 MIC_JD 7 Front_JD 8 NC 9 LINE out_L 10 LINEout_JD HD Audio Pin Definition DESCRIPTION Microphone - Left channel Ground Microphone - Right channel Active low signal-signalsBIOS that a HighDefinitionAudio dongle is connected to the analog header. PRESENCE# = 0 when a High Definition Audio dongle is connected Analog Port - Right channel Jack detection return from front panel microphone JACK1 Jack detection sense line from the High Definition Audio CODEC jack detection resistor network No control Analog Port - Left channel Jack detection return from front panel JACK2 2-17