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Front panel connectors: jfp1, jfp2 – Nvidia MS-7374 User Manual

Page 32

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2-18

M S-7374 M ainboard

PIN

SIGNAL

DESCRIPTION

1

GND

Ground

2

SPK-

Speaker-

3

SLED

Suspend LED

4

BUZ+

Buzzer+

5

PLED

Power LED

6

BUZ-

Buzzer-

7

NC

No connection

8

SPK+

Speaker+

JFP2 Pin Definition

Front Panel Connectors: JFP1, JFP2

These connectors are for electrical connection to the front panel switches and LEDs.
The JFP1 is compliant with Intel

®

Front Panel I/O Connectivity Design Guide.

JFP2

PIN

SIGNAL

DESCRIPTION

1

HD_LED +

Hard disk LED pull-up

2

FP PWR/SLP

MSG LED pull-up

3

HD_LED -

Hard disk active LED

4

FP PWR/SLP

MSG LED pull-up

5

RST_SW -

Reset Switch low reference pull-down to GND

6

PWR_SW +

Power Switch high reference pull-up

7

RST_SW +

Reset Switch high reference pull-up

8

PWR_SW -

Power Switch low reference pull-down to GND

9

RSVD_DNU

Reserved. Do not use.

JFP1 Pin Definition

JFP1

1

2

9

10

HDD
LED

Reset
Switch

Power
LED

Power
Switch

+

+

+

-

-

-

7

8

Power
LED

Speaker

1

2

+

+

-

-