https://jestineyong.com Semiconductors, Test Equipments, Circuit Board Troubleshooting, Electronic Repair Courses and Many More! Thu, 22 Jun 2023 12:58:04 +0000 en-US hourly 1 https://wordpress.org/?v=5.4.19 https://jestineyong.com/completed-the-advanced-electronics-repair-level-2-course-for-8-participants/ https://jestineyong.com/completed-the-advanced-electronics-repair-level-2-course-for-8-participants/#comments Thu, 22 Jun 2023 12:58:02 +0000 https://jestineyong.com/?p=30317 Completed yesterday the Advanced Electronics Repair Level 2 Course for 8 participants. The students from Australia, India and Romania that had completed the level 1 course last week are now taking the level 3 course. Below is the video and photos taken during the 3 days repair course: Likes(10)Dislikes(0)

The post Completed The Advanced Electronics Repair level 2 Course For 8 Participants first appeared on Electronics Repair And Technology News.]]> https://jestineyong.com/completed-the-advanced-electronics-repair-level-2-course-for-8-participants/feed/ 6 https://jestineyong.com/playing-with-ics-part-2/ https://jestineyong.com/playing-with-ics-part-2/#comments Tue, 19 May 2015 13:50:40 +0000 https://www.jestineyong.com/?p=9613                     In my previous article, “Playing with IC’s”, I was checking the Fiti #FR9882 IC to see if it may have been the cause of the Cisco router quitting on us. The IC is an 18V 2A 340KHz Synchronous Step-Down DC/DC Converter (SOP-8). For a 3.3V […]

The post Playing with IC’s: Part 2 first appeared on Electronics Repair And Technology News.]]> https://jestineyong.com/playing-with-ics-part-2/feed/ 57 https://jestineyong.com/playing-with-ic/ https://jestineyong.com/playing-with-ic/#comments Thu, 12 Feb 2015 12:31:46 +0000 https://www.jestineyong.com/?p=9030               This Cisco Router quit on us. We bought a new router since the kids didn’t want to wait and see if I could fix it. I decided to salvage all of the SMD components that I could use. Finding out that the SOP-8 IC is an 18V, 2A, […]

The post Playing with ICs first appeared on Electronics Repair And Technology News.]]> https://jestineyong.com/playing-with-ic/feed/ 46 https://jestineyong.com/top-5-reasons-why-power-ics-get-shorted-or-burnt/ https://jestineyong.com/top-5-reasons-why-power-ics-get-shorted-or-burnt/#comments Tue, 13 Jan 2015 09:32:27 +0000 https://www.jestineyong.com/?p=8853                 If you are a seasoned electronic repairer, I’m sure you have came across before a shorted and burnt power IC. Here are the top 5 reasons why power ICs can go shorted or burnt: 1) Power surge- A power surge is basically a spike in your home’s […]

The post Top 5 Reasons Why Power ICs Get Shorted or Burnt first appeared on Electronics Repair And Technology News.]]> https://jestineyong.com/top-5-reasons-why-power-ics-get-shorted-or-burnt/feed/ 72 https://jestineyong.com/how-to-identify-missinghard-to-see-ic-part-number/ https://jestineyong.com/how-to-identify-missinghard-to-see-ic-part-number/#comments Thu, 11 Sep 2014 04:17:26 +0000 https://www.jestineyong.com/?p=8354 I’ve got an email about an LCD inverter board that the inverter IC part number was missing/hard to see. Sometimes the part number just faded away (became blur) after a number of years used. I suggested to him 6 ways that he can use to solve the problem. If you can’t see the part number […]

The post How To Identify Missing/Hard To See IC Part Number first appeared on Electronics Repair And Technology News.]]> https://jestineyong.com/how-to-identify-missinghard-to-see-ic-part-number/feed/ 45 https://jestineyong.com/light-bulb/ https://jestineyong.com/light-bulb/#comments Wed, 30 Jul 2014 09:23:43 +0000 https://www.jestineyong.com/?p=8183                   How come, an article about something as trivial as a light bulb? Well, I like light bulbs! They were part of my childhood and they have been serving us nicely for a very long time. And… they are going to disappear soon. So they deserve a […]

The post The light bulb first appeared on Electronics Repair And Technology News.]]> https://jestineyong.com/light-bulb/feed/ 55 https://jestineyong.com/cracking-the-code-of-electrical-and-electronic-engineering/ https://jestineyong.com/cracking-the-code-of-electrical-and-electronic-engineering/#comments Sat, 26 Jul 2014 08:46:30 +0000 https://www.jestineyong.com/?p=8164                 Do you want to become an electrical engineer or an electronic engineer? There is a fine line between the concept of being an electrical engineer and an electronic engineer. An individual may have the passion of creating and designing the electrical devices, or to study the functions […]

The post Cracking The Code Of Electrical And Electronic Engineering first appeared on Electronics Repair And Technology News.]]> https://jestineyong.com/cracking-the-code-of-electrical-and-electronic-engineering/feed/ 1 https://jestineyong.com/reducing-the-chances-of-having-dry-joints-in-circuit-board/ https://jestineyong.com/reducing-the-chances-of-having-dry-joints-in-circuit-board/#comments Thu, 06 Mar 2014 04:59:19 +0000 https://www.jestineyong.com/?p=6725 Sometimes after applying fresh solder on a dry joint in a circuit board, the joint could break again most probably due to the type of solder we are using and few more factors like high temperature environment and vibration. In order to reduce repeated call from customers a fellow ERG member suggested to use the […]

The post Reducing The Chances of Having Dry Joints Again In Circuit Board first appeared on Electronics Repair And Technology News.]]> https://jestineyong.com/reducing-the-chances-of-having-dry-joints-in-circuit-board/feed/ 8 https://jestineyong.com/11-methods-how-you-can-improve-your-electronics-repair-skill/ https://jestineyong.com/11-methods-how-you-can-improve-your-electronics-repair-skill/#comments Wed, 01 Jan 2014 14:09:29 +0000 https://www.jestineyong.com/?p=10385 I have actually posted this article for the subscribers of  Testing Electronic Components website but found that it would be very useful if I post it in this blog so that everyone could enjoy it. Youcould also treat this article as part of your resolution for this year to make yourself a better electronic repairer. […]

The post 11 Methods How You Can Improve Your Electronics Repair Skill first appeared on Electronics Repair And Technology News.]]> https://jestineyong.com/11-methods-how-you-can-improve-your-electronics-repair-skill/feed/ 1 https://jestineyong.com/tips-to-find-the-best-electrician-for-your-home/ https://jestineyong.com/tips-to-find-the-best-electrician-for-your-home/#comments Fri, 15 Nov 2013 12:46:00 +0000 https://www.jestineyong.com/?p=10403                 Handling your electrical problems all by yourself is a very risky business if you never had any experience of doing it or never underwent any training to do that. High voltage and high current can kill you if you don’t know what to do. If it doesn’t […]

The post Tips To Find the Best Electrician for Your Home first appeared on Electronics Repair And Technology News.]]> https://jestineyong.com/tips-to-find-the-best-electrician-for-your-home/feed/ 1