Skip to main content

Diagnose Non-Functional LED Bulb — Test LED Bulb/Module

Beginner3 hours

Part of project

How to Fix Flickering LED Stair Lights · Step 2 of 6

Helpful?

In this video

Begin by taking the LED bulb that is suspected to be faulty. Insert the bulb into a working light fixture or a test socket. Observe if the bulb illuminates. If it does not light up, it confirms the bulb is non-functional and requires repair.

34.6K views897