MSI G31M3 User Guide - Page 31
Front Panel Audio Connector: JAUD1, TPM Module connector: JTPM1optional - f manual
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Hardware Setup 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 TPM Module connector: JTPM1(optional) This connector connects to a TPM (Trusted Platform Module) module (optional). Please refer to the TPM security platform manual for more details and usages. JTPM 1 1 2 13 14 Pin Signal Description 1 LCLK LPC clock 3 LRST# LPC reset 5 LAD0 LPC address & data pin0 7 LAD1 LPC address & data pin1 9 LAD2 LPC address & data pin2 11 LAD3 LPC address & data pin3 13 LFRAME# LPCFrame Pin Signal Description 2 3Vdual/3V_STB 3V dualor 3Vstandby power 4 VCC3 3.3V power 6 SIRQ Serial IRQ 8 VCC5 5V power 10 KEY No pin 12 GND Ground 14 GND Ground 2-17