Generally, the drive failure can be categorized as physical and logical failures but all of them are recoverable.
Logical failure: This is a most common failure in hard drives where file system on the drive is logically damage. Logical damage is primarily caused by
1. Human error which includes accidental deletion of files, accidentally formatting drive or reinstalling operating system to recover lost data.
2. Power outages may cause file system structures getting damaged, causing a variety of problems, system crashes, or an actual loss of data.
3. Virus attack may also corrupt the file system on the drive, resulting in operating system to crash.
Common Symptoms: When a hard drive logically fails you may notice these issues
1. The computer will fail to start dispalying messages such as "system file missing" etc.
2. The system does not load operating system and displays a blue screen.
3. The systems start to load the oerating system but crashes and automaticaly keeps restarting it self.
Our Disk Doctors data recovery labs technicians and engineers are a highly skilled team of trained and experienced in the latest state-of-the-art data recovery techniques with years of successful recoveries experience behind them.
Expert tips!!!
1. Do not do a format or create new partition.
2. Never try to reinstall the operating system as it will overwrite your data.
3. If you are familiar with the symptoms above, why not try our data recovery software If you are not sure then always seek a professional help, call us at 0800 043 6611 and one of customer representative will be there to help you.
Physical failure: Hard drives consist of different components which are bound to fail. This type of failure is more complex and requires special clean room facility. Main causes are
1. Old aged drives and more extensive use of drives can cause physical failure.
2. Fluctuation in power supply or connecting wrong power cable to drive.
3. The drive is accidentally knocked down
4. Motor jam, Stiction etc.
5. Smoke seen coming from electronics (PCB).
6. Firmware corruption.
7. Natural disasters such as flood, fire etc. and many more.
Common symptoms: you may notice these issues when there is physical failure
1. The computer fails to boot and the hard drive is now no longer recognized in BIOS.
2. You may hear strange sound from the drive like ticking or clicking.
3. The hard drive is completely quite and you don't get any sound or vibration like a healthy drive.
4. The BIOS recognizes drive but with incorrect parameters e.g. wrong drive model etc.
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