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Rear Panel of an EX4500 Switch on page 13
Installing a DC Power Supply in an EX4500 Switch
The DC power supply in EX4500 switches is a hot-removable and hot-insertable
field-replaceable unit (FRU): You can remove and replace it without powering off the
switch or disrupting switch functions.
Before you install a DC power supply in the switch:
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Ensure you understand how to prevent ESD damage. See
Ensure that you have the following parts and tools available to install a DC power supply
in the switch chassis:
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Electrostatic discharge (ESD) grounding strap
NOTE:
Each power supply must be connected to a dedicated power source
outlet.
To install a DC power supply in the switch (see
1.
Ensure that you have the correct power supply. The color of the power supply's ejector
lever must match the color of the exhaust labels visible through the fan tray vents.
See
“DC Power Supply in EX4500 Switches” on page 30
CAUTION:
Operating the switch with an incorrect power supply might
cause the chassis to overheat.
2.
Attach the electrostatic discharge (ESD) grounding strap to your bare wrist, and
connect the strap to the ESD point on the chassis.
3.
If the power supply slot has a cover panel on it, pull the handle of the cover panel
outwards and remove it. Save the cover panel for later use.
4.
Taking care not to touch power supply pins, leads, or solder connections, remove the
power supply from the bag.
5.
Using both hands, place the power supply in the power supply slot on the rear panel
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.
Copyright © 2015, Juniper Networks, Inc.
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Страница 217: ...PART 5 Switch and Component Maintenance Routine Maintenance on page 201 199 Copyright 2015 Juniper Networks Inc ...
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Страница 221: ...PART 6 Troubleshooting Switch Issues Troubleshooting Switch Issues on page 205 203 Copyright 2015 Juniper Networks Inc ...
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Страница 225: ...PART 7 Returning Hardware Returning the Switch or Switch Components on page 209 207 Copyright 2015 Juniper Networks Inc ...
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Страница 285: ...PART 9 Compliance Information Compliance Information on page 269 267 Copyright 2015 Juniper Networks Inc ...
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