User`s manual

2-16

MS-7388 Mainboard

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

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.

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

JFP1

HDD

LED

Reset

Switch

Power

LED

Power

Switch

Power LED

Speaker

JFP2

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

CINTRU

GND