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All posts by Jestine Yong

  • no sound and audio repair
    A no sound problem in a CD player repaired. Model: APEX AD-515

    A repair technician, also a friend of mine called me on the phone to help him with a problem. This guy repairs only TV sets and Treadmills. For some reason he does not deal with CD players....

    • Posted July 6, 2013
    • 9
  • Testing Capacitor Value

    I have Question about how to test this type of component if they are bad or good (.15j100) (1j63) Answer: Test with digital capacitance meter. The first one is .15uf 100v or 150 nanofarad and the second...

    • Posted July 6, 2013
    • 0
  • IGBT and Diode Always Burnt In Laser High Voltage Power Supply

    Can you please guide me regarding my laser High Voltage Power supply. One month before i have replace part IGBT G40N60B3 and Diode DSEI30-06A, after replacing the part my power supply working well, but now it will again Burn...

    • Posted July 5, 2013
    • 0
  • 7805 Voltage Regulator IC Pin Identification

    Last week due to high voltage the tape recorder was burned. simply i have removed the screw and  checked the components .there is one capacitor value 4700mf /50v ,2200mf,1000mf capacitors are blast.just i have cleaned the cabin...

    • Posted July 5, 2013
    • 0
  • Video- Free Energy Magnet Motor (Must watch)

      Likes(2)Dislikes(0)

    • Posted July 5, 2013
    • 2
  • LCD Monitor Delay To Display

    I have a Samsung lcd monitor but there is a problem 8 minutes delay to display after turn on the CPU or system unit. Answer: When first turn on check if the output dc supply normal or...

    • Posted July 4, 2013
    • 1
  • About Fusible Resistor

    It is about testing fusible resistor and what is the function of the fusible resistor? Answer: Yes you test it like a common fuse. Usually it has very low ohm (0.1 to 2.2 ohm) and the function...

    • Posted July 4, 2013
    • 0
  • Pure Acoustic DVD Player Repaired. Model: YOO-11

    A customer brought this machine and it had DVD, CD player and MP3 built in. It also has an iphone base. You can actually plug your phone in and play the music that is stored in your...

    • Posted July 4, 2013
    • 6
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