All posts by Jestine Yong
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Dark Oval Shaped Patch On A Calculator Screen Repaired
I found my Calculator developed dark oval shaped patch on the screen. It disturbing to read the digits on screen. Earlier also I repaired damaged screen Multimeters with same oval patch symptom. A dark oval shaped patch...
- Posted November 22, 2025
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No Power In Car Radio AMP SAMCON CDSN555 Solved
This FM-Amplifier was brought by a recently added customer stating that it was bought several years back and used in his Three wheeler Autoriskshaw (A type of transport vehicle), connected to the...
- Posted November 22, 2025
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Completed Another Advanced Electronics Repair Level 2 Class
Completed today another Advanced Electronics Repair class for 5 participants. Below are the photos taken during the 3 days course: Likes(16)Dislikes(0)
- Posted November 21, 2025
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Attempts To Save Two Computer Monitors Failed – LG 16M35A-B & ACER P166HQL
Here are two sad cases, which I think is incumbent upon me to share with you all so that not only can one learn the troubles and methods used but also take...
- Posted November 15, 2025
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TV Backlight Replacement
This hisense 32″ led tv was brought to me with complaint of no pictures but has audio. Usually technician will suspect backlight problem, so I removed back cover, measured backlight voltage which was 41.8V,then removed the connector...
- Posted November 15, 2025
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Display Replaced In HP LAPTOP 15r062TU
This HP Laptop was brought by one of my colleagues when she along with her husband visited my home the other day as a part of their courtesy visit to meet my...
- Posted November 15, 2025
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Completed Another Basic Electronics Repair Course
Completed today another Basic Electronics Repair course for 8 participants. Below are photos taken during the 3 days repair course: Likes(13)Dislikes(0)
- Posted November 14, 2025
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No Audio Signal Dreambox DM800HDse Sat Receiver Fixed
Every week – 24/7- my good old trusted DM800HD SE Dreambox satellite receiver waits for me to help me watch and record TV programs. But recently on one of those...
- Posted October 25, 2025












