Latest News

• How To Detect Short Circuit In ICs

  How can I find a short on a scaler, microprocessor or microcontroller IC using my meter analogue or digital with the ohms scale? The reading will read infinite, 0...

  • Posted July 8, 2013
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  LCD TV Panel Problem

  Below are two photos of LCD TV that was sent by one of my ERG members. The photos is to show you how a bad LCD Display panel look...

  • July 8, 2013
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  APPLICATION OF MICROCONTROLLER IN AUTO DETECT DOOR OPEN AND PAPER JAM ERROR

  Microcontroller was invented by Intel sometimes in the 80s ever since that invention other Electronics companies such as Atmel, Microchip and Motorola etc have manufactured different brands of Microcontroller...

  • July 7, 2013
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• No Display In LCD Monitor

  I am getting power to the system, The power LED will light blue and after a couple of minutes will turn orange. The problem that the computer came in...

  • Posted July 6, 2013
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  A no sound problem in a CD player repaired. Model: APEX AD-515

  A repair technician, also a friend of mine called me on the phone to help him with a problem. This guy repairs only TV sets and Treadmills. For some...

  • July 6, 2013
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• Testing Capacitor Value

  I have Question about how to test this type of component if they are bad or good (.15j100) (1j63) Answer: Test with digital capacitance meter. The first one is...

  • Posted July 6, 2013
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• IGBT and Diode Always Burnt In Laser High Voltage Power Supply

  Can you please guide me regarding my laser High Voltage Power supply. One month before i have replace part IGBT G40N60B3 and Diode DSEI30-06A, after replacing the part my power supply...

  • Posted July 5, 2013
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• 7805 Voltage Regulator IC Pin Identification

  Last week due to high voltage the tape recorder was burned. simply i have removed the screw and  checked the components .there is one capacitor value 4700mf /50v ,2200mf,1000mf...

  • Posted July 5, 2013
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