NOTE: If you have a Juniper Care service contract, register any addition, change, or upgrade of
hardware components at https://www.juniper.net/customers/support/tools/updateinstallbase/
. Failure 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.
RELATED DOCUMENTATION
AC Power Supply for a QFX3500, QFX3600, or QFX3600-I Device
Field-Replaceable Units in a QFX3500 Device
Front Panel of a QFX3500 Device | 56
AC Power Cord Specifications for a QFX Series Device | 154
Connecting AC Power to a QFX3500, QFX3600, or QFX3600-I Device | 309
Connecting DC Power to a QFX3500, QFX3600, or QFX3600-I Device | 312
Removing a Power Supply from a QFX3500 Device | 455
Removing a Power Supply from a QFX3500 Device
The QFX3500 is shipped from the factory with two 650 W power supplies pre-installed. Each power
supply is a hot-removable and hot-insertable field-replaceable unit (FRU) when the second power supply
is installed and running. You can install replacement power supplies without powering off the device or
disrupting the switching function.
Before you remove a power supply from a QFX3500 device, ensure that you have taken the necessary
precautions to prevent electrostatic discharge (ESD) damage (see “Prevention of Electrostatic Discharge
Damage” on page 242).
Ensure that you have the following parts and tools available to remove a power supply from a QFX3500
device:
•
ESD grounding strap
•
Antistatic bag or an antistatic mat
•
Phillips (+) screwdriver, number 2 (DC power supply)
455
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