All posts by Jestine Yong

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  Intermittent Problem In 40 LED Philips Light Solved

                      This 10W, 6500K, 1000Lm lamp was in use in my kitchen. Recently the working was intermittent. So I decided to open it and check it up. In...

  • Posted August 20, 2019
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  A Technician Mistake Shorted Out A UPS Device

                        A computer technician brought this UPS for repair. It was completely dead. He only brought me the board and the batteries and did not include the...

  • Posted August 17, 2019
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  Explosion In Desk Telephone (Part 2)

                        In part one of this article the VDR of this telephone was exploded because the owner by mistake connect the telephone line to 220 v AC...

  • Posted August 17, 2019
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  LG LED TV Repaired With No Picture Symptom

                    This LG LED TV came in for repair with the complaint of no picture but there was power and sound. From my experiences, it could be possible the...

  • Posted August 14, 2019
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  Shorted Diode and Bulged Capacitor in Philips CRT TV Repaired

                        This CRT TV was brought to me by my relative stating that after a lightning strike, it became dead. Expecting an almost impossible task of large...

  • Posted August 14, 2019
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  A Dead Iphone 6 Was Brought Back To life

                    A friend of mine brought his Iphone 6 for repair. He said that his phone fell to the ground but the Iphone was still working fine. Later on...

  • Posted August 10, 2019
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  IGBT Found Blown In IMPEX Induction Cooker

                      Those of you, who had read my article on servicing Prestige Impex Cooker (https://jestineyong.com/caution-never-keep-one-induction-cooker-on-another-for-testing-a-lesson-learnt/) , may know the background of this case. As mentioned therein, I opened...

  • Posted August 10, 2019
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  Completed The Higher Advanced Electronics Repair Course

                    Just completed the Higher Advanced Electronics Repair Course. The student from Mauritius continued with this course after taken the Basic and Advanced Repair courses earlier. For more info...

  • Posted August 10, 2019
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