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11.
System panel connector (10-1 pin F_PANEL)
This connector supports several chassis-mounted functions.
B85M-E R2.0 System panel connector
•
System power LED (2-pin +PWR_LED-)
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 +HDD_LED-)
This 2-pin connector is for the HDD Activity LED. Connect the HDD Activity LED cable
to this connector. The HDD LED lights up or flashes when data is read from or written
to the HDD.
•
ATX power button/soft-off button (2-pin PWR_BTN)
This connector is for the system power button.
•
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.
1-20
B85M-E R2.0
F_PANEL
+PWR LED-
PWR_BTN
PIN 1
+HDD_LED-
RESET
Chapter 1: Product introduction
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