11Figure 11 Mounting the S12516X-AF switch in the rack(1) Chassis handle (2) Slide the chassis into the rack(3) Use screws to secure the mounting brackets to the rackGrounding the switchCAUTION:• Grounding the switch reliably is crucial to lightning protection and EMI protection. Ground theswitch reliably before you use it.• Use the grounding cable (yellow-green grounding cable) provided with the switch.• Connect the grounding cable to the earthing system in the equipment room. Do not connect it toa fire main or lightning rod.To connect the grounding cable to a grounding strip:1. Unpack the grounding cable.The grounding cable provided with the switch is compliant with the NEBS standards. Thetwo-hole grounding lug of the grounding cable is used for connecting the chassis. The ringterminal of the grounding cable is used for connecting the grounding strip.2. Remove the grounding screws from the grounding holes at the rear of the chassis.A grounding sign is provided with the grounding holes, as shown by callout 2 in Figure 12.3. Use grounding screws to attach the two-hole grounding lug of the grounding cable to thechassis.4. Connect the ring terminal of the grounding cable to a grounding post of the grounding strip,and fasten the grounding cable to the grounding strip with the hex nut.1233