This KB article delves into the reasons behind the malfunctioning of the reset button on the SRX-345.

• Chassis cluster is enabled.
• No reboot has been performed on the system.

To address the issue with the reset button not functioning as expected, follow these steps:

• Deactivate the chassis cluster configuration on the device. Since the goal is to factory reset the device, this step is necessary.
  • Disabling a Chassis Cluster
• After pressing the reset button, ensure to reboot the device according to the instructions provided in the following documentation: [SRX] Getting Started - Factory Reset
• Following these steps should successfully resolve the issue with the reset button on the device.

Disabling a Chassis Cluster

[SRX] Getting Started - Factory Reset