All posts by Jestine Yong

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  Completed The Advanced Electronics Repair Course

                Just completed the Advanced Repair Course for 7 participants. Three of them were from Singapore, Saudi Arabia and Nigeria and they have taken the Basic Electronics Repair course last week....

  • Posted November 25, 2015
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  The AC-DC-AC Inverter Repaired

                This is a local brand  AC- DC- AC INVERTER  that has the ability to convert 12 volt car battery to 220 VAC. It can also charge the car battery with 220...

  • Posted November 23, 2015
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  AC Power Adapter Repaired

                  This AC Adapter was brought to me with the complaint that it was dead. In order to open the adapter, we need to pierce the rubber bushes underneath, and remove...

  • Posted November 23, 2015
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  Went to Electronics Center Today

                Today I brought few of my students (local and foreigners) to Pasar Road (Electronics center) to buy  electronics stuff such as Hakko solder gun, desoldering tool, lead, digital multimeter, digital...

  • Posted November 21, 2015
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  Completed The Basic Electronics Troubleshooting and Repair Course

                Just completed today the Basic Electronics Troubleshooting and Repairing Course for 9 participants. There are three participants from other countries. They are from Saudi Arabia, Nigeria and Singapore. Tomorrow morning...

  • Posted November 20, 2015
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  32” LG LCD TV (32 LG 5000-ZA), no starting repair

                  This set belongs to our building manager who is a good friend of mine. About one month ago he told me that he had starting problems with it and...

  • Posted November 20, 2015
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  Beware when it comes to solder e-caps in PCBs

                  One of the electronic components that is widely used nowadays is the e-caps (electrolytic capacitors). They can be found in all the electronic appliances (more than one) of any...

  • Posted November 20, 2015
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  Repairing battery charger by transistor doubling

                Battery charger Model KCA-1220  came to my shop last week in dead situation ,I opened the cover  hoping it is a matter of blowing fuse, noting was I expected ,...

  • Posted November 18, 2015
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