Installing A Fan Module In An Ex4300 Switch - Juniper EX4300 Series Hardware Manual

6. Tighten the captive screws on the faceplate of the fan module by using your fingers. If you are unable
to tighten the captive screws by using your fingers, use the screwdriver.
Figure 86: Removing a Fan Module from an EX4300 Switch
NOTE: Both the fan modules must be installed and operational for optimal functioning of the
switch.
SEE ALSO

Installing a Fan Module in an EX4300 Switch | 293

Installing and Removing EX4300 Switch Hardware Components
Cooling System and Airflow in an EX4300 Switch | 82
Field-Replaceable Units in EX4300 Switches | 52
EX4300 Switches Hardware Overview | 2
Installing a Fan Module in an EX4300 Switch
Before you install a fan module in the switch:
• Ensure you understand how to prevent electrostatic discharge (ESD) damage. See
Electrostatic Discharge Damage
Ensure that you have the following parts and tools available to install a fan module in the switch chassis:
• ESD grounding strap
• Phillips (+) screwdriver, number 2
.
Prevention of
293