System Panel Connector - Asus M4A79T Deluxe - Motherboard - ATX User Manual

13. System panel connector (20-8 pin PANEL)
This connector supports several chassis-mounted functions.
• System power LED (2-pin PLED)
This 2-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 LED (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 (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.
• ATX power button/soft-off button (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 (2-pin 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 2: Hardware information