Feb 6, 2023 · You can test the PSU with a basic jumper test, multimeter, or power supply tester. This will help you rule out power delivery issues as the source of your problem.

Jul 22, 2025 · Using PSU test software is probably the best method to diagnose your power supply. Testing your computer’s power supply is especially helpful when diagnosing startup failures, crashes, …

Oct 31, 2025 · If you can't find a PSU tester, you can check to see if the power supply is completely dead by doing a quick paperclip test or by measuring the power supply's voltage using a multimeter. …

Sep 12, 2017 · Keep 20-pin / 24-pin, 4P, 6P or 8P connector plug into power tester, then plug the IDE (HDD) connector, check the " +12V" & "+5V" lights on the left of the power tester

Dec 15, 2025 · When you’re building or maintaining a PC, ensuring your power supply unit (PSU) functions properly is essential. A reliable PSU tester can help you identify potential issues before …

Wondering if your power supply unit (PSU) is the culprit?

If your system is having issues turning on, you can check if your power supply unit (PSU) is functioning properly by performing a test. You will need a paper clip or a PSU jumper to perform this test.

Connect the PSU Tester to your PC via the USB connection and you can monitor the PSU statistics, including voltage, current, power, ripple and timing for each voltage rail.

Sep 15, 2023 · PC not powering on? Bought a new PSU and want to ensure it's functioning correctly? This step-by-step guide walks you through the process of testing your PC's power supply unit.

Jan 24, 2025 · Thus, understanding how to check the power supply on a PC is critical for maintaining the overall health of your computer. This comprehensive guide will explore various methods for …