12. System panel connector (20-pi n PANEL)

This connector supports several chassis-mounted functions.

P5ND2 SE

PLED SPEAKER

PLED+

PLED‑

+5V

Ground Ground Speaker

PANEL

 

 

 

IDE LED+ IDE LED‑

 

PWR Ground

Reset Ground

IDE_LED RESET

PWRSW

*Requires an ATX power supply

P5ND2 SE System Panel Connector

The sytem panel connector is color-coded for easy connection. Refer to the connector description below for details.

•System power LED (Green 2-pi n PLED)

This 3-pin connector is for the system power LED. Connect the chassis power LED cable to this connector. The system power LED lights up when you turn on the system power, and blinks when the system is in sleep mode.

•H ard di sk dri ve acti vi ty LED (Red 2-pi n I DE_LED)

This 2-pin connector is for the HDD Activity LED. Connect the HDD

Activity LED cable to this connector. The IDE LED lights up or flashes when data is read from or written to the HDD.

•System warni ng speaker (Orange 2-pi n SPEAKER)

This 4-pin connector is for the chassis-mounted system warning speaker. The speaker allows you to hear system beeps and warnings.

•ATX power button/soft-off button (Light Green 2-pin PWRSW) This connector is for the system power button. Pressing the power button turns the system on or puts the system in sleep or soft-off mode depending on the BIOS settings. Pressing the power switch for more than four seconds while the system is ON turns the system OFF.

•Reset button (Bl ue 2-pi n RESET )

This 2-pin connector is for the chassis-mounted reset button for system reboot without turning off the system power.

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Chapter 1: Product introduction