The most common fault for an Optoisolator IC is the short circuit between the collector and the emitter pin and you can test it by using an analog meter set to X 10 K ohm and it...

Hi Jestine, good afternoon. Sorry for disturbing you, I need information from you since my fellow worker did not boarder to help me with monitor testing points, so please if you could help me in this matter....

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If you are repairing a power supply that do not use optoisolator IC as a feedback that means if all the secondary output voltages read zero volt then i can say that the primary section have problem....

A friend of mine from Colorado USA is looking for repair technician to work in his re-manufacturing facility. According to him the LCD repair had gone through the roof. If you are from USA and wish to...

For the past few days I’d been supporting one of my ebook buyer and also an ERG member about no power in a CRT Monitor. He had tried to repair the Monitor but just could not find...

This morning a repair friend of mine came to my office and bought a unit of Blue ESR meter. He already owned a Capanalyzer 88A and the reason he bought it was for his technical staff to...

There are tons of good information that relates to electronics and please make sure you click on the photo to check it out. Once you are in the website you could see at the right side there...