Cisco Nexus 3172PQ Hardware Installation Manual

Replacing modules

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Replacing Modules

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Replacing a Fan Tray

The fan tray is designed to be removed and replaced while the system is operating without causing an electrical

hazard or damage to the system if the replacement is performed within one minute.

If you do not have the appropriate replacement fan tray, leave the original fan tray in its slot to preserve the

designed airflow for the switch until you have the replacement fan module.

The fans might still be turning when you remove the fan assembly from the chassis. Keep fingers,

Warning

screwdrivers, and other objects away from the openings in the fan assembly's housing.

To replace a fan tray, follow these steps:

Before You Begin

• Verify that you have an ESD wrist strap or other device to prevent ESD damage for components that

• Verify that you have an antistatic surface or bag for placing the fan module that you remove from the

• Verify that the replacement fan tray has the correct direction of airflow (it has the same coloring as the

Step 1

Remove the fan tray that you are replacing as follows:

Replacing a Fan Tray, page 1

you touch.

chassis.

other fan and power supply modules in the same chassis).

Cisco Nexus 3000 Series Hardware Installation Guide

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