Figure 265: Removing A Fan Tray From A Qfx3500 Device - Juniper QFabric QFX3000-G Hardware Documentation

QFX3000-G QFabric System Hardware Documentation
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Installing a Management Board in a QFX3500 Device
652
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 might still be
running.
Grasp the handle on the fan tray and pull firmly to slide the fan tray halfway out of
4.
the chassis.
When the fans stop spinning, slide the fan tray completely out of the chassis.
5.
Place the fan tray in the antistatic bag or on the antistatic mat placed on a flat, stable
6.
surface.

Figure 265: Removing a Fan Tray from a QFX3500 Device

NOTE: When a fan tray is removed, the CLI message Fan/Blower is Absent
is logged in the system log, and the system raises a minor alarm.
Cooling System and Airflow for a QFX3500 Device on page 124
Field-Replaceable Units in a QFX3500 Device on page 119
Front Panel of a QFX3500 Device on page 122
Installing a Fan Tray in a QFX3500 Device on page 649
A QFX3500 device has a single field-replaceable unit (FRU) management board.
CAUTION: You must power off the QFX3500 device before replacing the
management board.
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