All posts by Jestine Yong

• 
  Shorted IGBT In A Welding Machine Replaced

              A welding technician brought this welding machine for repair. As I understood it from the guy, the machine was welding fine then it went into shut down. He tried to connect...

  • Posted December 17, 2021
  • 16
• 
  Completed Another Advanced Electronics Repair Course

                Just completed today another Advanced Electronics Repair (level 2) course for 3 participants. The three students came for the level 1 class back in October 2021. You can check out...

  • Posted December 17, 2021
  • 6
• 
  Using Current Limiter To Test A Faulty LCD Projector 

                  A school manager brought his LCD projector for repair and explained that the device was totally dead. When I powered on the device, the power indicator did not come...

  • Posted December 11, 2021
  • 11
• 
  Burnt 85 Watt CCFL Bulb Repaired

              A burnt 85 watt CCFL bulb was brought  for repair. I opened the case cover, clean inside full of dust and dead tiny insects which have gotten inside for warmth purpose....

  • Posted December 11, 2021
  • 10
• 
  A Cheap Bluetooth Speaker With Ripped Charging Ports Repaired

          A young man walked into my shop carrying a cheap Bluetooth speaker and explained that he cannot charge the battery since he damaged the charging port inside. It was a really cheap speaker...

  • Posted December 11, 2021
  • 8
• 
  Completed The Higher Advanced Electronics Repair Course

    Just completed today another Higher Advanced Electronics Repair course (level 3)  for 4 participants that had attended the level 1 and 2 earlier. If you are interest in the electronics repairing course do visit this link....

  • Posted December 11, 2021
  • 4
• 
  Completed Another Advanced Electronics Repair Course

  Just completed another Advanced Electronics Troubleshooting and Repair course for 6 participants. Four of the participants will continue to take the level 3 course (Higher Advanced Electronics Repair) tomorrow. If you are interest in the electronics repair...

  • Posted December 8, 2021
  • 6
• 
  A Serious Mistake In 12 Volts Power Supply Repaired

  A friend of mine and a fashion store owner brought me three power supplies for repair. He said the electrician tried to fix something in his store but instead he damaged these three LED power supplies there....

  • Posted December 3, 2021
  • 28