All posts by Jestine Yong

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  Restoration of a Samsung CRT TV by Rejuvenating CRT

                    I got a Samsung CRT TV Model CB20E4V2X with the complaint that the picture diminished day by day and only sound remained, after which it became dead completely....

  • Posted April 18, 2016
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  Philips AZ1005 CD Radio Cassette Recorder

                  Recently my youngest sister asked me to look at a Philips Portable CD Radio Cassette Recorder Player of her’s. A Portable Philips AZ1005. Because she and her Boyfriend were moving...

  • Posted April 18, 2016
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  ATX PSU Modified Into a Car Battery Charger-Part 2

                    Click HERE to go to part 1 After thinking of all these parameters over again, I took in hand my good old Motorola manual (Linear/Switchmode Voltage Regulator manual,...

  • Posted April 14, 2016
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  ATX PSU modified into a car battery charger- part 1

                  Some months ago a friend of mine gave me a main board of an old defective ATX PSU, just for me to use it as a spare parts source....

  • Posted April 14, 2016
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  Tektronix 2440 Scope Backup Lithium Replacement

                    Most of Jestine’s Repair Blog Readers probably already read about the completely Short circuiting Tektronix 2440 500MS/s Memory Scope that was successfully repaired not long ago. You can...

  • Posted April 11, 2016
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  Power FET and 5 Watt 2.2 0hm Wire Wound Resistor Problem

                  The complaint by the customer for this 21″ CRT Philips TV was no power. No power problem can be due to the main fuse open circuit, bad On/off switch,...

  • Posted April 11, 2016
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  How To Repair Samsung LCD TV With Vertical Lines

                  I received this defective Samsung model: LA40A650AIRXX which has vertical lines superimposed on to the video signal. The intensity of the vertical lines changes with the RGB signals and very...

  • Posted April 8, 2016
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  160 GB SATA MAXTOR HDD Repaired

              This PC was brought to me and the complaint was the Operating System could never start. With the message of the photo above, the PC was restarted and by means of...

  • Posted April 8, 2016
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