All posts by Jestine Yong

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  No Display Problem Solved In TCL Android LED TV Model 32S5202 

  This TV was brought by a new customer as per recommendation of a regular one with the complaint that there was no display. I switched on the TV and checked whether the TV was getting on. It...

  • Posted April 11, 2026
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  Solved Weak Output In PANASONIC TWO-IN-ONE Model RX-M70

  This was brought by a recently added customer with the complaint that the output was weak in all modes; i.e., Tape & Radio. I checked the set in front of him and found it to be true....

  • Posted April 11, 2026
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  Completed Another Basic Electronics Level 1 Course

  Completed today another Basic Electronics Repair level 1 course for 3 participants. Below are the photos taken during the 3 days course: Likes(12)Dislikes(0)

  • Posted April 10, 2026
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  The Risks Of No Display Complaints In TVS – XIAOMI L43M6-ES & PHILIPS 43PUT6002/56

  I am writing this article only to make the readers aware of the risks involved in taking up TVs with no display complaints. Strangely, the following two cases came to me within a short span of time:...

  • Posted April 4, 2026
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  Solved Not Taking Load Problem In Computer ATX Power Supply Model FOXIN FPS-500T

  This SMPS was brought to me with the complaint that it was getting on, but not taking load. I opened and cleaned the inside thoroughly using various brushes. Let us have a look at the board: Then...

  • Posted April 4, 2026
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  No Display In Samsung QLED TV Model QA49Q60RAKXXL Gave A Surprise

  This TV belonged to my school classmate to whom I had serviced many audio sets before. I had been complaining to him as to why was he not bringing TVs to me for service. Well, he responded...

  • Posted March 28, 2026
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  Dull Display Problem Solved In AMIGO Patient Monitor Model MM1121

  This monitor was brought to me with the complaint of dull display. I dismantled the device to troubleshoot and rectify the suspected backlight issue. The display unit could be detached after removing the LVDS cable and LED...

  • Posted March 28, 2026
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  Burnt Mark Found In Essen SMPS Model EPS-240-24 of An Autoclave Machine

  This SMPS was brought to me in dead condition. On opening and checking the unit, I saw burnt mark near the primary switching SMPS transformer and also found one transistor C3320 short and one Zener diode 33V...

  • Posted March 21, 2026
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