Replace a PA-3400 Series Power Supply

Learn how to replace an AC power supply on a PA-3400 Series firewall.
The following procedure describes how to replace a PA-3400 Series power supply.
To avoid injury to yourself or damage to your Palo Alto Networks® hardware or the data that resides on the hardware, read the Product Safety Warnings.
  1. Identify the failed power supply by viewing the
    System
    logs or by viewing the power supply status LEDs described in Interpret the PA-3400 Series Status LEDs.
  2. Remove the cord retainer that secures the power cord to the failed power supply and disconnect the power cord from the firewall.
  3. Grasp the handle on the failed power supply and then simultaneously press the release lever to the left and pull the power supply outward to remove it.
  4. Remove the replacement power supply from the packaging and slide it into the empty power supply slot. Push the power supply all the way in until the release lever clicks and secures the power supply.
  5. Connect the AC power cord to the power supply input and secure it to the power supply using the cord retainer. Once the power supply powers on, the input and output LEDs on the power supply turn green. Similarly, the PWR LED and the power supply LED (PWR 1 or PWR 2) on the front of the firewall turn green.

Recommended For You