Installation ManualH3C S7500 Series Ethernet Switches Chapter 4 Hardware Installation4-42) Carry the switch with another person to the front of the table.3) Carry the switch a little higher than the table and put the switch on the table.4.4 Installing Modules of the SwitchModules of the switch include boards, power modules, power distribution boxes, andfan tray. For detailed installation procedures, see Chapter 7 “Hardware Maintenance”.4.5 Connecting the Grounding CableWarning:The correct connection of the protection grounding (PGND) cable of the switch iscrucial to lightning protection and electromagnetic susceptibility (EMS) of the switch.Thus, you must connect the PGND cable properly before installing and using theswitch.I. Under the common grounding environmentFollow these steps to connect the PGND cable under the common groundingenvironment:1) Remove the grounding screw from the switch chassis.2) Put the supplied PGND cable terminal block through the grounding screw.3) Fasten the grounding screw into the hole in the chassis.4) Connect the other end of the PGND cable to the grounding strip of the switch.Note:Generally, the cabinet has a grounding strip. You can connect the PGND cable of theswitch to the grounding strip of the cabinet.