🖥️ Lenovo P510 PSU Troubles: Temporary and Permanent Fix

📆 2025-10-18 10:48

A short log of troubleshooting adventures with my Lenovo ThinkStation P510.

What started as a simple click and no power mystery turned into a proper PSU replacement story.

🔌 Part 1: Lenovo P510 PSU Click – No Power Until Press + Reseat Fix

Lenovo P510 PSU Click – No Power Until Press + Reseat Fix

The system wouldn't power on - only a faint PSU click. Reseating the GPU and RAM, plus holding the power button, brought it back (temporarily).

🔄 Part 2: The Temporary Fix Wasn't Enough – PSU Replacement

🔄 The Temporary Fix Wasn't Enough – PSU Replacement

The earlier fix didn't last. Eventually, the PSU gave up for good and had to be replaced. The true root cause revealed itself after a few false recoveries.

💭 Takeaway

Sometimes a dying PSU can imitate logic faults or bad components. If the click keeps coming back - don't fight it too long, just replace the power supply like I should have done in the first place.

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