All posts by Jestine Yong

• 
  Mobile Charger Repaired

                  My daughter’s friend once visited our home & she asked for mobile charger from my daughter, my daughter jokingly asked her …. why don’t you carry yours? …She told...

  • Posted July 22, 2023
  • 8
• 
  A Battery Replacement And Maintenance On An Electronic Scale

              A restaurant manager brought this scale for repair. He said it works only when the AC line is connected and the display is flickering. It does not charge and when the...

  • Posted July 22, 2023
  • 12
• 
  This CRT TV Took Another Blow But Restored – ONIDA ULTRA SLIM CO21SBL300B

              Those of you who are interested can see my previous article to know the history of the set: https://jestineyong.com/cracked-fuse-capacitor-shorted-str-diodes-found-in-onida-ultra-slim-crt-tv/ The first visit of this TV was in August, 2021 and second...

  • Posted July 22, 2023
  • 10
• 
  How To Fix An Electrical Outlet With Surge Protector Built In Repaired

              A customer brought this surge protector for repair. He has sent it to someone else and was not able to get it fixed. When I powered on the device the red...

  • Posted July 15, 2023
  • 14
• 
  Ignoring Techie Friends’ Advice Caused Return Of Butterfly Induction Cooker Model Rhino

                This induction cooker had visited me in December, 2022. Kindly read history in the following link: Bridge Rectifier And IGBT Found Blown In BUTTERFLY Induction Cooker Model RHINO | Electronics...

  • Posted July 15, 2023
  • 16
• 
  A Water Damaged Dental Device Repaired And Maintained. Model: Endo Gold

  One of my customers, a dentist, called me on the phone and asked to repair a dental device. It is a device that have to do with drilling teeth. It is not the original device; it is...

  • Posted July 15, 2023
  • 13
• 
  Voltage Surge Blew Transformer Of BPL M9903-H Two Converted To Three-In-One

              I request you to read my previous article, if you want to know the history of the set, as it was converted to three-in-one: Modifying BPL M9903-Two-In-One To House USB Unit...

  • Posted July 15, 2023
  • 12
• 
  Completed The Advanced Electronics Repair Level 2 Course

                Completed today another Advanced Electronics Repair Level 2 Course for 4 participants. All of them already taken the level 1 course this year. Below is a video and photos taken...

  • Posted July 14, 2023
  • 8