Juniper QFabric QFX3000-G Hardware Documentation page 712

QFX3000-G QFabric System Hardware Documentation
Removing a Fan Tray from a QFX3600 or QFX3600-I Device
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The fan trays in QFX3600 and QFX3600-I devices are hot-removable and hot-insertable
field-replaceable units (FRUs): you can remove and replace them without powering off
the device or disrupting device functions.
Before you remove a fan tray from a QFX3600 or QFX3600-I device, ensure that you
have taken the necessary precautions 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 a fan tray from
a QFX3600 or QFX3600-I device:
ESD grounding strap
An antistatic bag or an antistatic mat
CAUTION: Replace a failed fan tray with a new fan tray within 1 minute of
removal to prevent chassis overheating.
To remove a fan tray from a QFX3600 or QFX3600-I device (see
Place the antistatic bag or the antistatic mat on a flat, stable surface.
1.
Attach the ESD grounding strap to your bare wrist, and connect the strap to the ESD
2.
point on the chassis.
WARNING: To avoid injury, do not touch the fan with your hands or any
tools as you slide the fan tray out of the chassis—the fan may still be
running.
Grasp the handle on the fan tray and pull firmly to slide the fan tray halfway out of
3.
the chassis.
When the fans stop spinning, slide the fan tray completely out of the chassis.
4.
Place the fan tray in the antistatic bag or on the antistatic mat placed on a flat, stable
5.
surface.
360).
Figure 270 on page
Copyright © 2018, Juniper Networks, Inc.
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