Juniper EX4300 Series

11. If you are not replacing the power supply, install the cover panel over the slot.
Figure 90: Removing a DC Power Supply from an EX4300 Switch
SEE ALSO
Installing a DC Power Supply in an EX4300 Switch | 301
DC Power Supply in EX4300 Switches | 112
EX4300 Switches Hardware Overview | 2
Installing a DC Power Supply in an EX4300 Switch
Before you install a DC power supply in the switch:
• Ensure you understand how to prevent electrostac discharge (ESD) damage. See Prevenon of
Electrostac Discharge Damage .
Ensure that you have the following parts and tools available to install a DC power supply in the switch
chassis:
• ESD grounding strap
• Phillips (+) screwdriver, number 2
The DC power supply in EX4300 switches is a hot-removable and hot-insertable eld-replaceable unit
(FRU) installed in the rear panel of the switch: You can remove and replace it without powering o the
switch or disrupng switch funcons.
CAUTION: Do not mix:
301