The front panel connection consists of a 2 × 8 header. Pin 1 is the lower-right pin in the graphic. The front panel connector controls the following: Power/Sleep light-emitting diode (LED) On/Off switch Hard disk drive activity LED

Note: When reseating any components or working inside the case, unplug the power cord and wait for the green light to turn off (10 seconds maximum). There is more available current supplied to this motherboard than others. Failure to unplug the power cord will cause shorts and hot spots on the motherboard and the component you were working with.