Extreme Networks Universal Compute Platform Appliance 4120C Installation Manual page 15

Replace a Power Supply
2. Pull the power supply module using the handle, while pushing the latching tab outward to
disengage the power supply from the unit.
3. Replace the power supply module into the power supply bay.
4. Push the power supply module into the bay until it locks into place.
Extreme Networks Universal Compute Platform Appliance 4120C 15