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4. If you do not install a new PoE module in the slot, install the filler panel to prevent dust from entering
the switch and ensure the normal ventilation in the switch.
Figure 55 Removing a PoE module
Verifying the installation
After you complete the installation, verify that:
• There is enough space for heat dissipation around the switch, and the rack or workbench is stable.
• The grounding cable is securely connected.
• The correct power source is used.
• The power cords are correctly connected.
• All the interface cables are cabled indoors. If any cable is routed outdoors, verify that the socket
strip with lightning protection and lightning arresters for network ports have been correctly
connected.
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