All posts by Jestine Yong

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  Leader LTC-907 Transistor Tester

  Do you still remember last two weeks I blog about the special 3 pins probe share by one of my ERG members? If not then you can read from the below link again: https://www.jestineyong.com/leader-lp-11y-in-circuit-test-probe/ He recently sent...

  • Posted July 30, 2013
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• Testing Flyback Transformer With Digital Meter?

  I don’t have a flyback transformer tester how can I test it with a digital meter. What is the difference in flyback transformer can I just replace with any of same size and same legs though written...

  • Posted July 29, 2013
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  Optical Mouse Teardown

                I know that the price of the computer mouse is so cheap that once it has problem you will not think twice of repairing it. You will just throw the...

  • Posted July 29, 2013
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  Studio lighting equipment repaired. Model: Elinchrom D-Lite 4 it.

  A photographer brought this equipment to my shop and told me that it was working fine till someone dropped it on the floor and broke it. It was a studio light/flash. When the photographer hits the camera...

  • Posted July 28, 2013
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  Gerald Musy Came To Visit Me

                  It was an honor to have Gerald Musy to visit me this morning. For your information he was born in Switzerland had spent his career in Electronics Customer Service,...

  • Posted July 27, 2013
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  Floodlight Power Adapter Problem Repaired

  Last May I posted about repairing LED Floodlight. You can check the link again below: https://www.jestineyong.com/repairing-led-floodlight/ Today posting is about repairing the LED Floodlight power adapter. Few days ago my friend sent to me another batch of...

  • Posted July 26, 2013
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  Shutting down and ticking noise in Proview LCD screen repaired. Model 900G

  The main complaint with this LCD computer monitor was shutting down. I plugged it in and there was ticking sound in the speakers before it went into shuts down. Power it off and then turn it again,...

  • Posted July 26, 2013
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  Dick Smith LOPT/FBT tester repair.

  This is an old tester that I have in my shop.  I bought this tester on EBay when I first opened the shop about 12 years ago. Today as I was testing a laptop power adapter, I...

  • Posted July 26, 2013
  • 4