Friday, March 28, 2014

USB Solution | How To Repair USB Flash Drive Not Recognized In Windows

Fix your USB Flash Drive That Is Not Recognized Or Not Detected By Any Computer
As shown in previous post How to Fix USB flash drive unformattable or corrupted. But this time I will show you How to repair USB flash drive that is not recognized or not detected by any computer, in other word "gawk".

If you tried to repair it via software and registry tweaks and also you've tried to insert your USB Flash Drive to all your friend's computer and always came with the following error: USB Not Recognized (one of the USB devices attached to this computer has malfunctioned, and windows does not recognize it. For assistance in solving this problem, click this message).

When you insert your usb flash drive to any computer and the error's appear, this is not a software issue, but this is a hardware problem of your USB Flash Drive. This will also repair your USB Flash Drive that is not detected by any computer, but you need some experienced about electronics.

Tools that you need:
  • 20 watts Soldering Iron - You can buy it to an electronic supply near you.
  • desoldering pump - You can buy it to an electronic supply near you.
  • Lead-free Solder - You can buy it to an electronic supply near you.
  • Quartz Crystal - Note: this is the same value such as the defective crystal. You can buy it to an electronic supply near you or You can get it on the defective card reader.
Here we go! How to fix your USB Flash Drive that is not recognized or not detected by any computer:
  1. Remove the cover or case of your USB flash drive.
  2. Find the quartz crystal similar to the one of the picture below. 
    Fix your USB Flash Drive That Is Not Recognized Or Not Detected By Any Computer
  3. See the picture below, it is small quartz crystal the value is 12Mhz. Commonly use in USB Flash Drive is 12Mhz. But some of the USB Flash Drive is not 12MHz. Note: Look carefully at what its value or frequency. The same value should will replace. 
    Fix your USB Flash Drive That Is Not Recognized Or Not Detected By Any Computer
  4. Remove or unsolder the 12Mhz crystal using your soldering iron and desoldering pump. 
    Fix your USB Flash Drive That Is Not Recognized Or Not Detected By Any Computer
  5. Now solder your new quartz crystal to the board of your usb flash drive. Sorry but I have no available quartz crystal with the same package as shown in the picture, but it is the same frequency of 12mhz. Much better if the same frequency and package. 
    Fix your USB Flash Drive That Is Not Recognized Or Not Detected By Any Computer
  6. Now try to insert your USB Flash Drive to your computer usb port if it's working. I hope it will works with you too. Because I was tried and tested it, I have repaired three USB Flash drive using this method. If not working, sad to say one of the two ICs was defective, either USB mass storage controller device or Flash memory chip. See the picture below: 
    Fix your USB Flash Drive That Is Not Recognized Or Not Detected By Any Computer
  7. If you're technician or an expert to electronics you can replace USB controller device or Flash memory with the same chip number using Rework Soldering Station (hot air).
Here are related Tutorial that may be of interest:
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