| NAND or NOR Flash Memory: Flash memory is a | | | | one solution that can rescue you and your data from |
| non-volatile data storing memory wafer that involves | | | | the nightmare of any permanent loss. But, experts |
| electrically erasing and reprogramming technology. | | | | believe that data loss often becomes a complicated |
| Being non-volatile these chips are capable of storing | | | | task when a user ignores the safety measures that |
| data even in the absence of power and are | | | | help to avoid further data losses. Thus, in case of data |
| renowned for fast reading and better kinetic shock | | | | loss some safety measures should be applied. |
| resisting qualities. NAND devices are accessed serially, | | | | - When data loss is acknowledged, further procedures |
| using the same eight pins to transmit control, | | | | to retain the data should not be made. This may lead |
| addressing and data. NAND flash was introduced by | | | | to much more serious data loss. |
| Toshiba in 1989. | | | | - It's better to contact experts for help and other |
| Although NAND and NOR memory chips function | | | | remedy measures. |
| differently they are still widely being used in various | | | | - Using software like: scandisk should be completely |
| electronic devices where data storing, erasing and | | | | avoided. |
| reprogramming are essential. Both invented by DR. | | | | - Avoid no-name or unbranded devices. |
| Fujio Masuoka in his work place Toshiba, the main goal | | | | - eBay sellers are not always honest eProvided (TM) |
| was set to outdate the old storage devices that | | | | has learned many times where customers data is |
| functions under magnetic energy like: hard disks and | | | | stored on fake NAND wafers, your purchase of a |
| cassette tapes by reducing the cost per bit and | | | | 16GB SD card may yield a soon to be damaged 1GB |
| increasing maximum chip capacity. | | | | NAND wafer inside. |
| Hence, NAND flash is widely used in MP3 players, USB | | | | Data Recovery for Hard Drives & NAND |
| drives and digital cameras where higher storage | | | | Storage: |
| capacity is crucial. But, some devices like pocket PC's | | | | Data recovery processes embrace various techniques |
| can be found using both types of flash memory at the | | | | with latest technologies. At first, experts determine the |
| same time. These PC's typically use NAND for | | | | fault on the device and classify them into Tier 1 and |
| memory storage and NOR to boot the operating | | | | Tier 2. If your device falls into Tier 1 this means your |
| system. | | | | device is suffering from a logically damaged |
| Flawed Memory Drives and Data Recovery: | | | | component and data recovery costs are normally |
| Data recovery is a highly specialized science which is | | | | cheaper as compared to Tier 2. But, if your device has |
| equally valid for rescuing data from both NAND and | | | | Tier 2 fault than your device is physically injured and |
| NOR flash. Although, NOR is rarely used and is quite | | | | may have many internal damaged circuits which need |
| expensive, NAND is preferred extensively for mass | | | | circuit and recovery experts; the process will normally |
| storage and a huge godsend for thin and smaller | | | | be more costly. |
| devices. | | | | After determining tier 1 or tier 2 an image of device is |
| The probability of data loss is elevated when bad | | | | saved and these images are relocated to a separate |
| memory storage is used: unbranded USB drives, | | | | server to avoid any accidental loss. Then the original |
| unbranded NAND wafer devices, etc. These | | | | copy of the image is transported to a lab where first |
| unbranded memory devices & chips are often | | | | degree data recovery is performed using various |
| noticed in spontaneous reboots leading to program | | | | utilities which may include repairing faults in the device, |
| failure. A malfunctioning RAM is often noticed to write | | | | dumping directly from NAND wafers, repairing circuits, |
| correct data in an incorrect location of the drive which | | | | crystals etc. Other various attempts are also made |
| eventually creates a data malfunction and data loss. | | | | which includes testing and recovering from the logical |
| Furthermore, using flawed memory can also cause | | | | damage on the device. |
| degradation of your hard drives logical capability and | | | | If the first degree recovery fails then the task is |
| can finally destroy your device, the most extreme: an | | | | considered to be severe and second degree recovery |
| unbootable system or device. | | | | is practiced which includes high level techniques and |
| Data recovery or NAND data recovery can minimize | | | | experts with professional knowledge over critical uses |
| your loss and protect your machine from any incurable | | | | of software and hexadecimal formulas. These |
| situation; we highly suggest avoiding the purchase of | | | | software utilities are used to re-build the drive and |
| unbranded USB drives, SD cards, USB sticks, | | | | manipulate other drive errors. |
| CompactFlash cards, and any other no-name devices | | | | In case of physical faults like: motor replacements, |
| for storing your crucial data. NAND recovery is | | | | repairing heads or cleaning scratches different cleaning |
| possible but very complicated. | | | | liquids and other spare parts are available according to |
| First Aid Before Data Recovery: | | | | the size and code. After every physical and logical |
| Data loss is a common problem that we often face | | | | recovery attempt the rescued data is copied to an |
| due to virus attacks in our USB drives or when our | | | | additional storage device like: CD/DVD's, flash drives, |
| computers get physically or logically over used. To fix | | | | and hard drives. |
| these data degradation problems data recovery is only | | | | |