Hardware SetupAN9 32X 2-232.7.2 Power Source IndicatorsThese indicators work as a reminding device to display the power status of this motherboardwith power source connected.• 5VSB:Lights On: Your ATX power supplier is connected with power source, and its power switchis on.Lights Off: Your ATX power supplier is not connected with power source, or connected withpower source but its power switch is off.• VCC:Lights On: The system power is on.Lights Off: The system power is off.• SLI_PWR1:Lights On: The system power is on.Lights Off: The “ATX4P1” connector is connected with power source from your ATX powersupplier.