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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. 5. ATX power button/soft-off button (Green 2-pin PWRSW) This connector is for the system power button. Pressing the powerbutton turns the system on or puts the system in sleep or soft-off mode depending on the BIOS settings. Pressing the power switch for morethan four seconds while the system is ON turns the system OFF. 6. Reset button (Blue 2-pin RESET) This 2-pin