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Table of Contents

PA-5400 Series Back Panel

Learn about the components located on the back of the PA-5400 Series firewall.
The following image shows the back panel of the PA-5410, PA-5420, PA-5430, PA-5440, and PA-5445 firewalls. The table describes each back panel component.
Item
Component
Description
1
Power Supply (PWR1)
Provide AC or DC power to the appliance. A minimum of one power supply is required, while an additional power supply can be used to provide redundancy.
For information on connecting power to the appliance, see Connect Power to a PA-5400 Series Firewall.
2
Fan Assemblies
Provide the appliance with cooling and ventilation. There are three dual-rotor fan assemblies that can be individually replaced.
For information on replacing or installing a fan, see Replace a PA-5400 Series Fan Assembly.
3
Power Supply (PWR2)
Provide AC or DC power to the appliance. A minimum of one power supply is required, while an additional power supply can be used to provide redundancy.
For information on connecting power to the appliance, see Connect Power to a PA-5400 Series Firewall.
4
Electrostatic Discharge (ESD) port
Provides a grounding point that you use when removing or installing appliance components. Secure the provided wrist strap end of the ESD strap around your wrist and plug the other end into the ESD port.
5
Ground stud
Two-post stud used to ground the appliance to earth ground. Use the provided 6 AWG four‑post ground lug to connect a grounded cable to the four‑post stud.