Environmental requirements 17To install the ESD discharge cable, perform the following procedure.Step Action1 Connect the ground lug on the ESD discharge cable to a safe andsuitable earth ground.2 Briefly connect all RJ-45 cable connectors to the female RJ-45connector of the ESD discharge cable, and then connect each RJ-45cable connector to the switch.3 Leave cables connected to the networking equipment. After youconnect cables to networking equipment, the cables do not buildup charge.—End—Environmental requirements" Nortel Ethernet Routing Switch 4500 Series environmental requirements"(page 17) provides the environmental requirements for the individualswitches in this series. Ensure that the area where you install the switchand where it will operate meets these requirements.Nortel Ethernet Routing Switch 4500 Series environmental requirementsEnvironmentalrequirementNortel Ethernet Routing Switch 4500 SeriesAll modelsAmbient Temperature 0