Installing The Quiet Upper Front Fan Tray; Figure 125: Installing The Air Deflector; Figure 126: Installing The Quiet Upper Front Fan Tray - Juniper T640 Hardware Manual

T640 Core Router Hardware Guide

Figure 125: Installing the Air Deflector

Air deflector

Figure 126: Installing the Quiet Upper Front Fan Tray

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Installing the Quiet Upper Front Fan Tray

The upper front fan tray is located above the FPC card cage. Each quiet front fan tray
weighs about 17.8 lb (8.1 kg). The fan trays are hot-insertable. The quiet upper and lower
fan trays are not interchangeable with each other. The quiet upper front fan tray is labeled
FAN-T-FTOP-S UPPER FANTRAY
To install a quiet upper front fan tray (see
Attach an electrostatic discharge (ESD) grounding strap to your wrist, and connect
1.
the strap to one of the ESD points on the chassis.
Locate the fan tray labeled
2.
Press the two latches located on each side of the quiet upper front fan tray up, and
3.
insert the fan tray straight into the upper front fan tray slot.
Tighten the captive screws on each side of the fan tray faceplate to secure it in the
4.
chassis.
.
Figure 126 on page
FAN-T-FTOP-S UPPER FANTRAY
Copyright © 2013, Juniper Networks, Inc.
240):
.