Replacing A Fan Module - Extreme Networks ExtremeSwitching X435 Series Hardware Installation Manual

Replacing Fan Modules

Replacing a Fan Module

To replace the fan module in a switch, do the following:
1. Completely loosen the captive retaining screws on the fan module.
On most switch models, the fan module has two retaining screws at the bottom corners of the
module, as shown in
On some switch models, the fan module has a single retaining screw at the top right corner of the
module.
2. Slide the fan module out of the switch and set it aside.
Figure 308: Removing a Fan Module
3. Verify that the airflow direction on the replacement fan module matches that of the installed fan
modules.
Fans with front-to-back airflow are labeled Air Out.
Fans with back-to-front airflow are labeled Air In.
4. Carefully slide the replacement fan module into the switch.
Figure 309: Installing a Fan Module
5. Align and fully tighten the captive retaining screws.
Figure 308.
ExtremeSwitching Hardware Installation Guide 369
Replacing a Fan Module