Repair the logical failure. To recognize them is easy. In the case of the causes of failure map of the memory detected by the computer, but is perceived as empty or unformatted. The files that were on it were recorded during the last session will not be visible. The reason for this may serve as premature removal of the device from the connector or the power turns off suddenly. As a result, all documents are as before, but recognizing them is not possible because of damage to the file system table. Use special data recovery software. This operation can help repair card memory, but not in all cases.
Be careful removing the card memory from the contact happened only after the appropriate signal from your personal computer. Use the option safely remove the device. This will avoid the most common causes of damage to the card memory.
Protect the card memory from mechanical damage. For this you need to purchase a quality carrier, placed in a tight enclosure capable of withstanding mechanical impact medium degree. In this respect suitable card memory in rubberized and monolithic buildings. Failure does not always occur immediately after a mechanical impact. The map memory can also operate for quite a long time, so pay attention to all the visible changes. Prevention of problems is much better than its immediate elimination. To fix map memory, you'll likely have to turn to the experts. And it will take some time, which would you most likely be able to spend more usefully, having information stored on your media.
Advice 2: How to recover corrupted memory card
Within each memory card or USB flash drive contains the chip, which is managed by the firmware. Improper ejecting from your computer or other media the program gets off, and the memory card stops working. How do you fix it?
You will need
- - corrupted memory card
- - the program for reading codes
- program for file recovery.
In order to recover damaged memory card, first check its model and manufacturer. Then find a special utility to work with this controller. To find out it will not be difficult.
To do this, grab your USB flash drive, gently open the body with a knife and read the model name of the controller. Be careful, because often such data are displayed on the back side of the chip. If you found nothing, then define a controller for vendor ID and device ID, that is, special codes protection firmware VID and PID. Once the codes are found, download from Internet programs that recognize these codes.
Do not worry if the program can not consider codes as a chance to recover from a corrupted memory card you still. Try to do the other way. Find the manufacturer using the codes. To do this, use the special databases. For example, you can use the iFlash database.
Once you identify the manufacturer, find service tool on the Internet to work with the chip-controller. Download a utility from the manufacturer's website, you can quickly and completely free.
When the repair is complete the chip-controller, try to pull out data from the memory. Remember, for this you will need to use special software for data recovery. Keep in mind, this will absolutely fit any program, including LostFlashFoto.
If the corrupted files didn't restore, and they are not particularly valuable to you, then test for the presence of bad sectors in the map memory.