Qfx10002 Cooling System; Qfx10002 Cooling System Description And Airflow; Fan Modules; Figure 24: Fan Module For The Qfx10002-72Q And Qfx10002-36Q - Juniper QFX10002 Hardware Manual

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QFX10002 Cooling System

QFX10002 Cooling System Description and Airflow

Copyright © 2019, Juniper Networks, Inc.
Connecting a QFX10002 to a Management Ethernet Device on page 98
QFX10002 Cooling System Description and Airflow on page 51
QFX10002 Fan Module LED on page 54
The cooling system in a QFX10002 consists of three 80-W fan modules in a fan tray and
two counter-rotating fans housed in each of the power supplies.
The QFX10002 brings air into the vents in the port panel and exhausts warmed air through
the field-replaceable units (FRU) panel. This type of airflow is known as airflow out or
port-to-FRU airflow.
This topic describes:
Fan Modules on page 51
Fan Module Status on page 53

Fan Modules

The fan modules in a QFX10002 are hot-removable and hot-insertable FRUs designed
for port-to-FRU airflow. The fan modules numbered
tray located next to the power supplies. Each fan module slot has a fan icon next to it.
NOTE: Fan modules designed for the QFX10002-60C
have a different orientation than the QFX10002-72Q or QFX10002-36Q
(Figure 24 on page
and the Air Out
Figure 24 on page 51 shows the 2-U fan module for the QFX10002 models.

Figure 24: Fan Module for the QFX10002-72Q and QFX10002-36Q

51). Ensure you use the correct fan module for each model
label is facing up and is readable.
Chapter 1: Overview
0 through 2 are installed in the fan
(Figure 25 on page 52)
51