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Front panel audio connector: jaud1, Cd-in connector: jcd1, Chassis intrusion connector: jci1 – Nvidia MS-7374 User 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.

JAUD1

1

2

9

10

CD-In Connector: JCD1

This connector is provided for external audio input.

HD Audio Pin Definition

PIN

SIGNAL

DESCRIPTION

1

MIC_L

Microphone - Left channel

2

GND

Ground

3

MIC_R

Microphone - Right channel

4

NC

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

JCD1

Chassis Intrusion Connector: JCI1

This connector connects to the chassis intrusion switch cable. If the chassis is
opened, the chassis intrusion mechanism will be activated. The system will record
this status and show a warning message on the screen. To clear the warning, you
must enter the BIOS utility and clear the record.

JCI1

GND
CINTRU

1

GND

L

R