MSI ATX Mainboard MS-6775 (v1.x) manual CD-In Connector JCD1, Front Panel Connectors JFP1 & JFP2

MS-6775 ATX Mainboard

CD-In Connector: JCD1

This connector is provided for CD-ROM audio.

JCD1

R GND L

Front Panel Connectors: JFP1 & JFP2

The mainboard provides two front panel connectors for electrical connection to the front panel switches and LEDs. JFP1 is compliant with Intel® Front Panel I/O Connectivity Design Guide.

Power

Power

Speaker

LED

Switch

2

8

JFP2

2

10

JFP1

1

7

1

9

HDD

Power

Reset

LED

LED

Switch

JFP1 Pin Definition

PIN

SIGNAL

DESCRIPTION

1

HD_LED_P

Hard disk LED pull-up

2

FP PWR/SLP

MSG LED pull-up

3

HD_LED_N

Hard disk active LED

4

FP PWR/SLP

MSG LED pull-up

5

RST_SW_N

Reset Switch low reference pull-down to GND

6

PWR_SW_P

Power Switch high reference pull-up

7

RST_SW_P

Reset Switch high reference pull-up

8

PWR_SW_N

Power Switch low reference pull-down to GND

9

RSVD_DNU

Reserved. Do not use.

JFP2 Pin Definition

PIN

SIGNAL

PIN

SIGNAL

1

GND

2

SPK-

3

SLED

4

BUZ+

5

PLED

6

BUZ-

7

NC

8

SPK+

2-18