Removing An Ac Power Supply From An Ex9214 Switch - Juniper EX9214 Hardware Manual

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Removing an AC Power Supply from an EX9214 Switch

Copyright © 2015, Juniper Networks, Inc.
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.
To connect power to an AC power supply, see
Switch" on page 145.
Removing an AC Power Supply from an EX9214 Switch on page 183
AC Power Supply in an EX9214 Switch on page 39
Power Requirements for EX9200 Switch Components on page 77
Field-Replaceable Units in an EX9200 Switch on page 17
The AC power supply in an EX9214 switch is a hot-removable and hot-insertable
field-replaceable unit (FRU) installed in the rear panel.
CAUTION: Before you remove a power supply, ensure that you have power
supplies sufficient to power the switch that remains in the chassis. See
Requirements for EX9200 Switch Components" on page
CAUTION: Do not leave the power supply slot empty for a long time while
the switch is operational. Either replace the power supply unit promptly or
install a cover panel over the empty slot.
NOTE: After powering off a power supply, wait for at least 60 seconds before
turning it back on.
Before you remove an AC power supply from the switch:
Ensure you understand how to prevent Electrostatic discharge (ESD) damage. See
"Prevention of Electrostatic Discharge Damage" on page
Ensure that you have the following parts and tools available to remove an AC power
supply from an EX9214 switch chassis:
ESD grounding strap
Phillips (+) screwdrivers, number 1 and 2
Chapter 17: Replacing Power Supply
"Connecting AC Power to an EX9214
77.
305.
. Failure
"Power
183