Switch; Figure 26: Air Out Airflow Through 1 U Qfx5100 Switch Chassis; Figure 27: Air Out Airflow Through 2 U Qfx5100 Switch Chassis - Juniper QFX5100 Hardware Manual

Do Not Install Components with Different Airflow or Wattage in the Switch
Copyright © 2016, Juniper Networks, Inc.

Figure 26: Air Out Airflow Through 1 U QFX5100 Switch Chassis

Figure 27: Air Out Airflow Through 2 U QFX5100 Switch Chassis

Do not mix power supplies with different airflow. If the power supplies are color-coded,
ensure they are either all azure blue for airflow in models or all gold for airflow out models.
If the power supplies are not color-coded but have a label, ensure that the chassis is
either using all airflow in (
modules have the same airflow and match the airflow of the power supplies. Fan modules
are also either color-coded azure blue for airflow in or gold for airflow out. If the fan
module has a label instead of being color-coded, ensure that labels (
) are not mixed. If the fan modules have
labels; if the fan modules have
AIR IN
AIR OUT labels.
) or all airflow out (
AFI AFO
labels, the power supplies must also have
AIR IN
labels, the power supplies must also have
AIR OUT
Chapter 3: Cooling System and Airflow
). Likewise, ensure that all fan
AIR IN and AIR OUT
43