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All posts by Jestine Yong

  • atx power supply repair
    Saving Computer SMPS – PART 5

                  Continuing my efforts to reuse as much Computer SMPS as possible, following two cases are being shared to promote service of such ATX Power Supplies. There is a general tendency...

    • Posted May 20, 2023
    • 18
  • atx repair
    Repaired Desktop Computer ATX SMPS

    Received Desktop computer for not working problem. Connected computer on my desk and turned it ON. No sign of life – no power, which straight indicating problem with power unit. Removed power supply from the PC. on...

    • Posted May 20, 2023
    • 11
  • Rapid mrt staff attended electronics repair course
    Completed Another Advanced Repair level 2 Course

    Completed today another Advanced Electronics Repair Level 2 course for 3 participants. Below are the photos taken during the 3 days repair course: Likes(16)Dislikes(0)

    • Posted May 19, 2023
    • 4
  • Panasonic Hi-Fi Setup No Power Repaired
    Panasonic Hi-Fi Setup No Power Repaired

    A customer sent to me his Panasonic Hi-Fi set up with no power symptom. As usual, I did not see any problems (visual inspection) in the power supply and mainboard. In certain cases, you could see darkened...

    • Posted May 13, 2023
    • 11
  • atx power supply repair
    Saving Computer SMPS – PART 4

    As you might already know, I have a lot of interest in restoring computer ATX power supply, inspired by Jestine Yong’s famous book on SMPS repair. I do this as a totally free service to the hospital...

    • Posted May 13, 2023
    • 12
  • Wahl Foot Massager Repair
    Wahl Foot Massager Repair

    My friend bought this foot massager at a garage sale/yard sale. Model # is as in picture. The power socket will take a figure 8 mains plug which is a design fault in my book. My friend...

    • Posted May 13, 2023
    • 9
  • kursus elektronik
    Completed Another Basic Electronics Repair Level 1 Course

    Completed another Basic Electronics Repair Level 1 Course For 8 participants. One of the participants was from South Korea. For more information, you can visit this link. Below are the photos takens during the 3 days repair...

    • Posted May 13, 2023
    • 8
  • A Shorted Welding Machine Repaired. Model: Apex
    A Shorted Welding Machine Repaired. Model: Apex

    Yes I repair a lot of Apex welding machines but this is the first time I got a big one for repair. If you look to the red light on the right of the screen you would...

    • Posted May 7, 2023
    • 11
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