4-4
Cisco Nexus 5000 Series Hardware Installation Guide
Chapter 4 Replacing Components
Replacing an I/O Module for a Cisco Nexus 5548 Switch
Figure 4-4 Removing the I/O Module from the Chassis
Step 7 Place the removed I/O module on the antistatic surface.
Step 8 On the remaining fan tray in the I/O module, loosen its captive screw so that it is no longer attached to
the I/O module.
Step 9 Pull the fan tray out of the I/O module.
You are ready to install a replacement I/O module as explained in the “Installing a Fan Module” section
on page 4-14.
Installing an I/O Module
To install an I/O module in a Cisco Nexus 5548 chassis, follow these steps:
Step 1 Align the replacement I/O module to the I/O module slot in the chassis and push the module all the way
into the slot so that its two captive screws are aligned to their holes in the chassis.
Step 2 Tighten both captive screws to the chassis.
Step 3 Install both fan modules into the replacement I/O module (see the “Installing a Fan Module” section on
page 4-14).
1 Pull the handle on the left fan module to completely
remove the I/O module from the chassis.
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