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1-26 Chapter 1: Product Introduction
* Requires an ATX power supply.
PLED-
PWR
+5V
Speaker
PLED
Ground
RESET
Ground
Reset
Ground
Ground
PLED+
IDELED
IDELED+
IDE_LED
PWRSW
SPEAKER
PANEL
K8V-MX
R
K8V-MX System panel connector
10. System panel connector (20-1 pin PANEL)
This connector supports several system chassis-mounted functions.
•
System power LED
This 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.
•
System warning speaker
This connector is for the chassis-mounted system warning speaker.
The speaker allows you to hear system beeps and warnings.
•
Reset button (2-pin RESET)
This connector is for the chassis-mounted reset button for system
reboot without turning off the system power.
•
ATX power button/soft-off button (2-pin PWRBTN)
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.
•
System Management Interrupt (2-pin SMI)
This connector is for the chassis-mounted suspend switch that allows
you to manually place the system into a suspend mode, or “green”
mode. When in suspend mode, the system activity is instantly
decreased to save power and to expand the life of certain system
components.
•
Hard disk drive activity LED (2-pin HDLED)
This 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.