Asus P4RD1-MX - Manual (Page 40)

1-28 Chapter 1: Product introduction
13. System panel connector (20-pin PANEL)
This connector supports several chassis-mounted functions.
The sytem panel connector is color-coded for easy connection. Refer to
the connector description below for details.
P4RD1-MX
®
P4RD1-MX System panel connector
PANEL
PLED-
PWR
+5V Speaker
SPEAKER PLED
Ground
RESET
Ground
Reset
Ground Ground
PWR
PLED+
IDE_LED- IDE_LED+
IDE LED
• System power LED (Green 3-pin 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.
• Hard disk drive activity (Red 2-pin IDE_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 warning speaker (Orange 4-pin SPEAKER)
This 4-pin connector is for the chassis-mounted system warning
speaker. The speaker allows you to hear system beeps and warnings.
• Power button (Yellow 2-pin PWR)
This connector is for the system power button.
• Reset button (Blue 2-pin RESET)
This 2-pin connector is for the chassis-mounted reset button for
system reboot without turning off the system power.