Sure, troubleshooting the Advanced AX-PSN-106 power supply unit can involve a few steps. Firstly, ensure that all connections are properly secured and that the power supply is receiving the correct voltage input. Check for any loose wires or damaged cables that might be affecting the unit’s performance. Additionally, verify that the unit’s settings are configured correctly according to the system requirements. If the issue persists, it might be beneficial to consult the user manual for specific troubleshooting instructions or contact Advanced support for further assistance.