#0018 Electronic Components: How to Test Optocoupler using multimeter | Optocoupler Testing

In this episode #0018 of Electronic Components Testing, we reveal how to test an optocoupler (optoisolator) using a digital multimeter step by step. This simple yet powerful technique will help you detect faulty optocouplers on circuit boards without desoldering them. Learn the basics, understand how optocouplers work, and discover the multimeter testing method used by professionals in electronics repair. If you’re working on laptop motherboard repair, power supplies, or microcontroller circuits, this test is essential. 📌Visit PCBWay: https://www.pcbway.com/ 📌Get exclusive content, behind-the-scenes access, and special rewards just for YOU! Your support means the world, and I’m excited to give back with personalized gifts. 📌Join My Mentorship Program Today And Accelerate Learning - Limited Access 👇: https://www.patreon.com/ElectronicsRepairBasics_ERB 📌Join this channel to get access to perks and exclusive features: https://www.youtube.com/channel/UCIB8y-y9_0LdSnLqpeXs7sA/join 📌Want More? It’s All on My Website👇👇 https://www.prospace20.com/ 📌 Discover My Gift Page on Patreon: https://www.patreon.com/ElectronicsRepairBasics_ERB/gift 📌Explore my online store, packed with advanced tutorials and training: https://www.patreon.com/c/electronicsrepairbasics_erb/shop 📌Support the channel❤️❤️ https://paypal.me/ElectronicsRB?country.x=MA&locale.x=en_US 📌My Facebook Group👇 https://www.facebook.com/groups/723491633169505/ 📌How to diagnose & repair a Dead laptop motherboard course👇 https://www.prospace20.com/2022/03/how-to-diagnose-repair-dead-laptop.html