Electronics Repair And Technology News

Completed Another Basic Electronics Repair Course

Jestine Yong — Fri, 17 Apr 2026 12:36:19 +0000

Completed today another Basic Electronics Repair course for 7 participants. Some came from Sabah and Sarawak Malaysia. Below is the video and photos taken during the 3 days course: Likes(3)Dislikes(0)

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

Jestine Yong — Sat, 11 Apr 2026 02:30:58 +0000

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 was and the backlight remained lit without any display. I opened the TV and cleaned inside as usual […]

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Solved Weak Output In PANASONIC TWO-IN-ONE Model RX-M70

Jestine Yong — Sat, 11 Apr 2026 02:30:09 +0000

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. I took up the set for service as soon as I could get some gap. Paucity of time […]

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Completed Another Basic Electronics Level 1 Course

Jestine Yong — Fri, 10 Apr 2026 12:12:30 +0000

Completed today another Basic Electronics Repair level 1 course for 3 participants. Below are the photos taken during the 3 days course: Likes(11)Dislikes(0)

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The Risks Of No Display Complaints In TVS – XIAOMI L43M6-ES & PHILIPS 43PUT6002/56

Jestine Yong — Sat, 04 Apr 2026 05:39:30 +0000

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: Case (1) Xiaomi TV : This TV was brought by a new customer who happened to be referred […]

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Solved Not Taking Load Problem In Computer ATX Power Supply Model FOXIN FPS-500T

Jestine Yong — Sat, 04 Apr 2026 05:38:18 +0000

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 started my step by step troubleshooting. The outputs were coming when tested connecting a PS tester. Then I […]

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No Display In Samsung QLED TV Model QA49Q60RAKXXL Gave A Surprise

Jestine Yong — Sat, 28 Mar 2026 02:01:24 +0000

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 positively and brought one TV belonged to his friends once, about which I have already submitted my report […]

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Dull Display Problem Solved In AMIGO Patient Monitor Model MM1121

Jestine Yong — Sat, 28 Mar 2026 02:00:28 +0000

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 power wires. I pulled out the LED unit after removing one holding screw. It was connected to an […]

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Burnt Mark Found In Essen SMPS Model EPS-240-24 of An Autoclave Machine

Jestine Yong — Sat, 21 Mar 2026 07:17:28 +0000

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 1W short. Checked SMPS transformers using the ring tester and found these to be ok. The circuit had […]

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Beware Of Using Auto Detect Auto Range Multimeter – Case Of AHUJA Portable PA SYSTEM NBA-30WL

Jestine Yong — Sat, 21 Mar 2026 07:16:31 +0000

This Ahuja Portable PA System had come to me in May, 2025 for a complaint of ‘dead’, about which I have already submitted a report which is in queue. The re-visit was in August, 2025 with the complaint that battery backup was not good. I found the battery to be weak and needed replacement. As […]

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