MSI G31M3-F - Motherboard - Micro ATX User Manual page 31

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
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
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# LPC Frame
2
10
JAUD1
1 9
HD Audio Pin Definition
DESCRIPTION
Microphone - Left channel
Ground
Microphone - Right channel
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
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
Pin Signal
2 3V dual/3V_STB
4 VCC3
6 SIRQ
8 VCC5
10 KEY
12 GND
14 GND
Hardware Setup
Description
3V dual or 3V standby power
3.3V power
Serial IRQ
5V power
No pin
Ground
Ground
2-17