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All posts by Jestine Yong

  • light bulb method
    Source and Load and the Enhanced Light Bulb method

                      Recently in my last repair article about the 750 Watt Power Supply I noticed that a simple Light Bulb like we Electronic Engineers previously used (about 60 to...

    • Posted June 22, 2016
    • 27
  • set top box repair
    Humax Set Top Box Fault Finding

                    In my busy schedule in my office I got call from my home, my daughter complaining that the Cable TV was not working (summer vacation enjoyment with cartoon Channels)....

    • Posted June 21, 2016
    • 8
  • lcd tv repair philips
    No Power In Philips LCD TV Repaired

                    I received this Philips model: 32PFL3409/chassis TCM3.1 which was dead. From my past experience and bad encountered with cracked LCD panel, I find it  worthwhile to put in extra...

    • Posted June 9, 2016
    • 14
  • Electronic broom repair
    Electronic broom maintenance

                    Some time ago we’ve purchased two of these so-called “electronic broom”, to be used in two different houses. As a matter of fact, they are not really electronic, as...

    • Posted June 9, 2016
    • 11
  • tda2005 ic
    Two ICs Burnt In USB Mini Amplifier

                    The complaint of this USB Mini Amplifier was no sound but the USB drive was working fine. Even when the volume control was turned to maximum, there was still...

    • Posted June 6, 2016
    • 10
  • homemade ring tester
    Dead Panasonic TC-21FX21C3 CRT CTV Repaired

                    This CRT TV was brought to me with a complaint that the TV was getting on only after several minutes, then it started making crackling noises, and now it...

    • Posted June 6, 2016
    • 10
  • led tv no power
    Not Common To See Dual Super Barrier Rectifier Breakdown When Under Load

                      The complaint of this LED TV was no power so the first thing I did was to check the output voltage of the power adapter. It was rated...

    • Posted May 30, 2016
    • 17
  • GEDEME Fridge protection repaired
    GEDEME Fridge Protection Repaired

                      This Fridge Protector brand GEDEME (Cuba made) Model 010A was brought to me by a fellow worker with the complaint of always in Low (Bajo) voltage, even if...

    • Posted May 30, 2016
    • 29
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