All posts by Jestine Yong

• Current Sense Resistor

    I believe those who are in the electronic repair line had came across power supply that don’t produce enough output voltage. For example, the B+ line of a monitor suppose to deliver 50 vdc but it...

  • Posted August 28, 2007
  • 1
• Someone Bought Me Coffee!

  This is the first time i received a payment from a reader who read my blog. I have to say thanks to Donald Starnes from USA for buying me coffee through paypal. It’s great to received such a...

  • Posted August 28, 2007
  • 0
• AP4411 IC In HP Pavillion f1703 LCD Monitor

    What type of ic is this AP4411 used in the inverter section of HP f1703 LCD Monitor? At current moment it is hard to find such datasheet or specification for this 4411 IC. It is actually...

  • Posted August 28, 2007
  • 1
• Hakko Presto 981 Solder Gun

    My favorite solder gun is the HAKKO PRESTO 981 solder gun that have the features of two operating wattages – 20W and 130W, which can be switched by simply pressing a button according to the component size...

  • Posted August 28, 2007
  • 2
• UC3842 Test Circuit

  UC3842 IC can be easily found in most of the electronic equipment switching power supply. Normally whenever the power fet shorted, chances are very high that the uc3842 pulse width modulation (PWM) IC may shorted too. Although sometime you...

  • Posted August 27, 2007
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• PC Post Card

    PC post card is a diagnostic test card to troubleshoot cpu motherboard. I used to repair and troubleshoot cpu motherboard many years back when i was starting out in the pc repair line. The manufacturer supplied...

  • Posted August 27, 2007
  • 0
• Google’s Translation Website

  If you would like to translate my blog or my repair articles from english to other languages, you may do so by visiting google translation website. At current moment it have the ability to translate to about...

  • Posted August 27, 2007
  • 0
• How Are You?

    For those who are first time visiting this blog, let me say “Welcome”! And for those who are my ERG members and have been following my electronic repair blog and electronicrepairguide.com website since when they are...

  • Posted August 25, 2007
  • 2