17Nortel WLAN - Security Switch 2300 Series Quick Start GuideInstalling a new power supplyEstimated timing: 5 minutesSome WSS models support secondary power supplies. To install a secondary power supply, complete the followingsteps:Step Action1 Loosen the thumbscrew in an unused slot with a #2 Phillips-head screwdriver, andremove the cover plate.2 Remove the new power supply from its packaging and lift the supply by grasping thefront handle with one hand and supporting the supply from the bottom with the otherhand.3 Insert the power supply into the slot as shown in Figure 3, pushing gently but firmly untilthe supply is fully seated and flush with the switch’s front panel.Figure 3: Inserting a Power Supply in a 2380 Switch4 Tighten the thumbscrew using a #2 Phillips-head screwdriver.EndPowering on the Nortel WLAN Security SwitchEstimated timing: 5 minutesPowering on a 2350Step Action1 Plug the external power supply input AC cord into an AC power source.2 Attach the external power supply DC output cable to the Power port on the 2350.The 2350 begins booting as soon as you plug in the power cord.3 Ensure that the external power supply LED and the 2350 power LED turn green toverify that the external power supply is operating normally.End840-9502-0060