Removing An E320 Fan Tray; Installing An E320 Fan Tray - Juniper E SERIES BROADBAND SERVICES ROUTERS 11.3.X - E120 AND E320 HARDWARE GUIDE REV 9-29-2010 Hardware Manual

E120 and E320 11.3.x Hardware Guide

Removing an E320 Fan Tray

Installing an E320 Fan Tray

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NOTE: On the SRP module or fan tray, if the red FAN FAIL LED is illuminated,
either a critical or non-critical failure exists. Fan tray LEDs are located behind
the fan tray bezel.
CAUTION: If the FAN FAIL LED on the SRP module is illuminated and none
of the fans are spinning when you remove the fan tray, quickly power down
the system until a new fan tray is available. Operating a router with inadequate
air circulation can damage the modules.
To remove the fan tray:
Place a flathead screwdriver in the groove where the top bezel meets the chassis on
1.
the top of the system, and lever the top bezel off the front of the system.
With an appropriate screwdriver, loosen the captive screws located at the corners of
2.
the fan tray.
WARNING: Do not place your fingers near the fans when removing the
fan tray. The blades might still be moving.
NOTE: Loosen the top and bottom thumbscrews (using a No. 2 Phillips
screwdriver, if necessary)
Pull the fan tray halfway out of the shelf until it stops on the safety catch.
3.
Pull both red safety handles upward while gripping the sides of the fan tray and pull
4.
the tray out slightly until the safety catch is released.
Place one hand under the fan tray and the other on the front handle and continue to
5.
pull the fan tray out of the chassis.
Use two hands to hold the fan tray after it comes out of the chassis.
To install the fan tray:
CAUTION: Do not use the fan tray handle to carry the fan tray assembly. Use
the handle only to push the tray into the chassis.
Copyright © 2010, Juniper Networks, Inc.