Installing AC Power Supplies | 31• JAP: NEMA 6-20, L6-20, L6-30• JAP 220: NEMA 6-20, L6-20• US: C20• US 220: NEMA 6-20, L6-20, L6-30 (30A)•CAUTION: The power cord is the main power disconnect device; ensure that the socket-outlet is located/installed near the equipment and is easily accessible.WARNING: Leakage Current (High Touch Current) in AC-powered systems: AC power cords are secured tothe power inlet using the provided brackets. The power cord plugs must be secured to the building outlets bythe qualified chassis installer or a qualified electrician.AC Power Supply and Fan Operability TestOnce your power supplies and fan trays are installed, verify their operability by supplying power to thechassis and verifying the status LEDs.Before you begin this power test, inspect your equipment rack and chassis. Verify that:• Each Power Supply is properly installed and plugged into the assigned slot.Step Task1 Make sure that the On/Standby switch, located on the left side of plug AC-0, is in the Standby (up) position( Figure 7-1).2 Loosen the cord retainers locking screws (if needed) and tilt the AC-cord retainer up approximately 15o and gentlyslide the cover away from the chassis.3 Slide the power supplies into their slots until the module front is flush with the shelf front.Figure 7-3. Insert power supply4 Connect the Power Supply cord to the designated socket ( Figure 7-1).5 Re-install the AC-cord Retainer by tilting approximately 15o and gently sliding in the long edge just above the ACcords.6 Secure the retainer by tighten the locking screws on either side of the retainer.