Juniper EX4400 - Connect to Power

Line up the boom hole in each mounng bracket with a hole in each rack post, making sure the
switch is level.
5. While you’re holding the switch in place, have a second person insert and ghten the rack mount
screws to secure the mounng brackets to the rack posts. Tighten the screws in the two boom
holes rst, and then ghten the screws in the two top holes.
6. Check that the mounng brackets on each side of the rack are lined up with each other.
7. Cover the empty extension module and the power supply slots by using the covers that came with
the switch.
Connect to Power
IN THIS SECTION
Ground the EX4400 Switch | 3
Connect the Power Cord and Power On the Switch | 4
To connect the EX4400 switch to AC power, you must do the following:
Ground the EX4400 Switch
To ground the EX4400 switch, do the following:
1. Connect one end of the grounding cable to a proper earth ground, such as the rack.
3