Latest News

• Noahtech-12th Year Anniversary

    Noahtech Computer Repairing And Services was set up by me and my partner Mr William Hor. We set it up on 1st of April 1996 (many people called...

  • Posted April 1, 2008
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• My Office Internet Line Still Down

  I’m now writing this blog from my house and i may be late in replying your emails tomorrow due to my office internet connection may be still down tomorrow....

  • Posted April 1, 2008
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• C or 2SC NPN Transistor?

  This is the part number and standard codes for transistors. The letter “C” printed in front of the transistor is European, while 2SC is Japanese code. These code applies...

  • Posted April 1, 2008
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• Yokogawa DL9000 oscilloscope: General overview

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  • Posted March 31, 2008
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• Could A 15″ LCD Monitor Drive A 19″ Backlight?

  There was a 19″ HP LCD Monitor came in for repair and the complaint was display shutdown after “On” for few seconds. From my experience, there are many cases...

  • Posted March 31, 2008
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• Just Repaired Two Units Of Samsung 153V LCD Monitors

  Both Samsung 153v LCD Monitors have the same problem which is dim display. When you power “On” the Monitor, you could only see dark display but after you have...

  • Posted March 31, 2008
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• Salvaging Electronic Parts From Used Boards

  It is adviceable to keep some spare electronic boards in your workshop so that whenever you need hard to find electronic components from it you can just solder it...

  • Posted March 31, 2008
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• Electrolytic Capacitor Have The Highest Failure Rate

  I have replaced more electrolytic capacitors than any other electronic components in electronic repair. The reason why it has the highest failure rate was because electrolytic capacitors contains electrolyte...

  • Posted March 30, 2008
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