You will need
- - clean with a soft cloth and toothpaste;
- recovery download utility information;
Often, the disc becomes unreadable due to the commonplace contamination. It can be traces from fingers, it can be put there, where stood a glass of juice or coffee. In the end the drive is no longer open. Carefully inspect the surface if it is dirty, wipe off lightly dampened with water soft cloth.
Drive may cease to open due to scratches caused by careless handling and by defects in the diskitself. In this case, helps polishing the surface of the compactdiskand toothpaste. Apply to a soft cloth with a little paste and start polishing. Remember that it is only necessary to Polish across scratches! Usually this movement from the center of the diskand its edges. About half an hour of hard work can be brought back to life, even severely scratched disk. Rinse it, dry it, wipe and try to open.
If these methods do not help, you should use a special utility that enables you to recover the maximum amount of information. To start, use the AnyReader program, links can be found on the Internet. Run the program, select the recovery option, this is usually the first "Copying files from damaged media". Select the item, click "Next".
The program tries to access the disk and read the files. In the list that appears, select the directory or files you want to restore. Specify the folder into which recovered files will be saved and click "Next". After finishing the copy process, the program will report whether it was possible to recover the chosen data.
There are other utilities of this kind. For Example, File Salvage, Max Data Recovery, NSCopy. If these programs do not help, try to work with the program IsoBuster. This utility allows you to recover data even from the most problematic discs. Its drawback is slow, so the program should be used only after all other options have failed. Most convenient to run IsoBuster on the night – waking up in the morning, you will be able to evaluate the results of the utility operation.
Advice 2 : How to recover corrupted CD disk
Very often the result of mechanical wear or damage the disc becomes unreadable and the computer refuses to open it. To cope with this nuisance, you can use several simple methods that will restore the corrupted media and will help you to save important information from imminent death.
You will need
- - the software SuperCopy or BadCopy;
- - soft tissue or cloth with the antistatic agent;
- - vegetable oil;
- plastic bag or envelope;
- programs Nero Drive or a Slow CD.
Before you begin to repair a damaged disk, make sure whether your computer drive to read discs in that format. If not, be sure to check it on another computer. Sometimes it happens that the files were unavailable on the same computer can be opened on another.
To repair a damaged disk, use the special software SuperCopy or BadCopy. They allow to consider available information, and bad clusters are replaced with zeros. Keep in mind that this method is effective only when recovering video and audio files and does not guarantee 100% result.
If the disk has damage in the form of scratches, try wiping it with a soft cloth. This should be done very carefully in the direction from the center to the edges. Wipe disk can also a special cloth with the antistatic agent.
Another method of recovery disks – the use of vegetable oil. Drip a little on a cloth and repeatedly wipe the corrupted drive. After that, wipe it off with so little oil left on the scratch. Due to the fact that the oil has a thick consistency and does not conduct electric current, the drive will not be damaged and the files recorded on the disc, most likely, will be restored.
Try 30 minutes to put the damaged disk in the freezer after putting it in a plastic bag or envelope. Most importantly, do not peredergivaete drive in the cold, otherwise it may burst. This procedure is very effective, as the cooled disc longer heated and the actuator has time to read all the files.
It so happens that the disc works only on speed 4, and is not available in 2x or 8x. Therefore, use Nero or Slow CD Drive and try the disc at different speeds.
Just in case make backup copies of disks to be able at any moment to recover damaged or lost data.