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All posts by Jestine Yong

  • Observe the Filter Capacitor Cap

      Whenever there is a problem in electronic equipment i would first look at the electronic board for dry joints, decayed glue, loose connection in connectors, bulged capacitors, burnt resistors (some resistors just change colour), rusted lead...

    • Posted October 10, 2007
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  • Thanks for your support!

    Not long after i  launched my new E-book, I made lots of sales from it. My first buyer was from Australia and here are just some of the countries that i had sold my books to-USA, Japan,...

    • Posted October 8, 2007
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  • At Last My Brand New E-book Is Ready

      It took me a month to finally complete the task of creating an E-book to sell it to  the  electronic repair market. The first book on “How to find a burnt resistor”  took me almost 6...

    • Posted October 6, 2007
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  • About Bulged Electrolytic Capacitors

      Whenever you see a bulged electrolytic capacitors on any kind of electronic boards, don’t waste your time to measure or check it. Simply remove the capacitors and replace with a new one. Some of these bulged...

    • Posted October 5, 2007
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  • Contrast Problem In CRT Monitor

      If CRT Monitor have contrast problem, the thing you must do is to adjust from the menu or button. Check the heater voltage make sure it should have about 6.3 Volt dc. Trace also from the contrast...

    • Posted October 4, 2007
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  • About Transistor Part Number

      Transistor part number can be confusing if you did not know how to read it. If you read the wrong part number you won’t be able find the exact data for the transistor specification. We were...

    • Posted October 4, 2007
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  • Automobile Board Repair

      My mechanic sent me an automobile system board for repair. Upon seeing the board, i found that almost all the electrolytic capacitors electrolyte had leaked. Cleaning the board and replacing all of the electrolytic capacitors put...

    • Posted September 27, 2007
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  • Monitor Color Problem

      Whenever there is a problem about missing color, the first thing i do was to gently tap the Cathode ray tube (CRT) board with a screw driver. Many times it was only dry joints that cause...

    • Posted September 26, 2007
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