Cisco MERAKI MR66 Installation Manual page 12

Aim Antennas
If you are using directional antennas, aim them appropriately to ensure optimal performance for your specific network
topography. Omnidirectional antennas perform best in a mesh network when oriented vertically.
Powering the MR66 with the Meraki 802.3af Power over Ethernet Injector (sold separately)
1. Plug the power cord into the PoE Injector and the other end into wall power.
2. Plug an Ethernet cable that is connected to an active Ethernet connection into the "IN" port on the injector.
3. Route Ethernet cable from the "OUT" port on the injector to the Eth0 port in the cable bay of the MR66.
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