Figure 58: Installing A Dc Power Supply In An Ex4500 Switch - Juniper EX4500 Hardware Manual

EX4500 Switch Hardware Guide
188
To install a DC power supply in the switch (see
Ensure that you have the correct power supply. The color of the power supply's ejector
1.
lever must match the color of the exhaust labels visible through the fan tray vents.
See "DC Power Supply in EX4500 Switches" on page
CAUTION: Operating the switch with an incorrect power supply might
cause the chassis to overheat.
Attach the electrostatic discharge (ESD) grounding strap to your bare wrist, and
2.
connect the strap to the ESD point on the chassis.
If the power supply slot has a cover panel on it, pull the handle of the cover panel
3.
outwards and remove it. Save the cover panel for later use.
Taking care not to touch power supply pins, leads, or solder connections, remove the
4.
power supply from the bag.
Using both hands, place the power supply in the power supply slot on the rear panel
5.
of the switch and slide it in until it is fully seated. You will hear a distinct click sound
when the power supply is fully seated in the chassis.

Figure 58: Installing a DC Power Supply in an EX4500 Switch

NOTE: If you have a Juniper J-Care service contract, register any addition,
change, or upgrade of hardware components at
https://www.juniper.net/customers/support/tools/updateinstallbase/
to do so can result in significant delays if you need replacement parts. This
note does not apply if you replace existing components with the same type
of component.
Figure 58 on page 188):
42.
Copyright © 2017, Juniper Networks, Inc.
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