Switching on the powersupply unit for the first timeHow to switch on the powersupply unitWhen you have made all the settings, switch the power supply unit onas followsStep Action Result1 Switch the powersupply unit on with thePower switch.2 Switch the systemvoltage on.If the required basic load (seeSection 4.5.6, TechnicalSpecifications) is in circuit, thepower supply unit will start.The green LEDs "5V o.k.""15V o.k.""24V o.k." light up.The fans run.Power Supply UnitsSystem Manual4 - 38 C79000-B8576-C199-03