Changing Airflow Direction - Extreme Networks ExtremeRouting SLX 9740 Hardware Installation Manual

Fan Assemblies
4. Carefully slide the replacement fan module into the switch.
Push until the fan module snaps into place. The fan will automatically start to operate.
When a fan assembly is installed in a slot, the power LED on the fan assembly should turn on green to
confirm that the fan assembly is correctly installed and running. Refer to

Changing Airflow Direction

All installed fan modules must blow air in the same direction and must match the airflow direction of
the installed power supplies.
Note
The operating-system software cannot display the airflow direction.
1. Remove the four PSUs and four fan modules by removing the two captive retaining screws and
sliding all components out of the switch:
Figure 38: Remove PSUs and fan modules
Note
Do not force the installation. If the fan assembly does not slide in easily, ensure that it is
correctly oriented before continuing.
ExtremeRouting SLX 9740 Hardware Installation Guide
Changing Airflow Direction
LED indicators on page 65.
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