All posts by Jestine Yong

• 
  Completed Another Electronics Repair Course-

                  Just completed another Basic Electronics Repair course for 3 participants. One participant is from Bhutan, one from Philippines and another one from Sepang. The student from Bhutan will continue...

  • Posted May 6, 2016
  • 3
• 
  Bluesky BST 2104, CRT TV, not working repair

                    This set belongs to a relative of my good friend Makis. He left it to me some days ago when he visited me asking me to take a...

  • Posted May 5, 2016
  • 31
• 
  Restoring Mr Light Mr 680V6 Emergency Light

                    This emergency light was brought to me with the complaint that it is dead. After confirming the complaint, I opened the light and dismantled it. On checking the...

  • Posted May 5, 2016
  • 11
• 
  No Power in Samsung LCD TV with Standby light on-Repaired

                      One of my relative brought this LN32C450 to me for repair and told me that the power from the house main had gone and after a little...

  • Posted May 2, 2016
  • 10
• 
  Test pins from PC power supply

                  Today I faced with a “strange” problem, where I had to make some measuring on a car ECU motherboard. There were some pins very close to each other and...

  • Posted May 2, 2016
  • 14
• 
  Q-TEC 500W P/C PSU repair

                    My friend George bought recently this (used) PSU shown below, at a very cheap price, in order for him to use it as a spare PSU for his...

  • Posted April 28, 2016
  • 33
• 
  Water Level Controller BTC L500 Repaired/

                    One of my friends that have a garden brought me this water level controller and asked me why this water controller was not functioning?   But what is...

  • Posted April 28, 2016
  • 32
• 
  Why AC instead of DC and why 50/60 Hz?

                  If you ever asked these questions to yourself, welcome to the club. These two questions are amongst the most frequently asked questions by Electrical/Electronic engineering students. And they are...

  • Posted April 25, 2016
  • 24