C. Tighten the hanger bar clamp screws securely, but do not over tighten.
Step 4: Connect cables
WARNING: Cable routing
To reduce risks related to electric shock or trip hazards, ensure cables are routed in such a way as to prevent them from being tripped on, pinched, crushed, cut.
A. Connect the power, network, and any auxiliary cables to the Surface Hub. Set the hard power switch to "On" (see the Setup Guide).
Power switch
Step 5: Remove the lifting handles (Surface Hub 84" only)
The Surface Hub 84" arrives in the shipping container with shipping handles. Remove these handles after you mount the Surface Hub, but keep them in case you need to take Surface Hub down for maintenance or shipping.
A. Remove the screws from the lifting handle mounting bars as shown in the image below.
B. Depress the levers inside the lifting handle mounting bars, slide them into the device and close the plastic door covers as shown in the images below.