EX-series switches have a single field-replaceable unit (FRU) fan tray on the rear panel. The fan tray is hot-removable and hot-insertable FRU: you can remove and replace it while the switch is functioning without turning off power to the switch or disrupting switch functions.
Ensure you have the following tools and parts available to remove a fan tray from an EX-series switch chassis:
Ensure you understand how to prevent ESD damage (see Preventing Electrostatic Discharge Damage).
To remove a fan tray from an EX-series switch (see Figure 49 and Figure 50):
Warning: To avoid injury, do not touch the fan with your hands or any tools as you slide the fan tray out of the chassis—the fan may still be running.
Figure 49: Removing a Fan Tray from an EX 3200 Switch
Figure 50: Removing a Fan Tray from an EX 4200 Switch