Wednesday 23 January 2013

How to recover data from damaged CDs


In this article I have given an old technique which I have used earlier on how to recover data from damaged or scratched disks. Here we cover some special technique on how to create a full working CD from the scratched one.
Things you need:

  • UltraISO
  • Windows XP/2000 (not tested on 95/98/me)
  • Small piece of cotton
  • Dry cleaner paper
  • Oil

How to recover data from damaged CDs
CD recovery process:
Step 1:
Prepare CD:
Clean the surface of the disc with a cotton cloth. Then, dry the water with a piece of dry cleaner paper. Now take another piece of cotton and drop some amount of oil in the surface of the disc and dry it carefully.  Some particles of the oil stay in the surface of the disc so that the oil helps the laser of the CD/DVD driver to read the surface again. 80% of the small scratched CD's could be recovered by using this process.
Step 2:
CD Testing: 
Use 120% Alcohol on the surface of the disc and then you will get 60% of data. If you repeat this process for more than three times you will recover the large amount of data.
Step 3:
Making a new CD:
Create one folder with the same name of the CD label and then just copy the CD content into that folder. Usually when the CD copy process finds the scratch, it's slow down the reading and tries to recover the data. Otherwise, it will show an unreadable sector error. But in our case, Windows Explorer gets all the data from the scratch and makes a copy of the content in the folder. 

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