| While technology advancements have | | | | makes the hard disk undetectable to the |
| indeed made hard drives perform better, | | | | BIOS. Electronic failures usually do not |
| they have also made the hard drive more | | | | result in severe data loss problems. |
| complex. Some of the miniature hard | | | | - Firmware Corruption |
| drives have extremely delicate internal | | | | There is a software code that is |
| components which function with extremely | | | | embedded in the physical hard drive. |
| complicated mechanism. If this mechanism | | | | This code is called a Firmware. Firmware |
| is even slightly disrupted, the hard | | | | is an integral part of the hard drive |
| disk can crash. | | | | because it controls the various |
| What is a Hard Disk Crash? | | | | activities such as configuration and |
| When a hard disk stops performing | | | | interaction between the components of |
| normally due to a malfunction, it | | | | the hard drive and the system power on |
| results in a hard disk crash. A hard | | | | off function. |
| disk crash can make the data | | | | The hard disk loads the data from the |
| inaccessible to the user. Hard disks | | | | firmware into the RAM at the time of the |
| crashes can be severe or moderate. Since | | | | system start-up. This allows the hard |
| hard drives consist of extremely | | | | drive to report its status. If the hard |
| delicate internal components including | | | | drive has been damaged, it will report a |
| complicated circuit boards, the problems | | | | status saying that the hard drive is |
| related to hard disk crash mostly need | | | | undetectable. Experts believe that a |
| to rectified using professional data | | | | firmware corruption may not directly |
| recovery services. | | | | lead to data loss. Therefore, it would |
| You will know that your hard disk has | | | | best if users try to avoid accessing |
| crashed when you hear a clicking sound | | | | their data to avoid any complications. |
| from the hard disk or if you receive an | | | | Once the firmware problem has been |
| error message saying that the hard disk | | | | resolved, the data can be accessed from |
| is undetectable. There are also times | | | | the hard drive. |
| when your computer screen will suddenly | | | | - Mechanical Failure |
| turn blank. | | | | A hard disk is most at risk due to this |
| How can a Hard Disk Crash? | | | | type of failure. Mechanical failures are |
| Much as we would like to appreciate and | | | | more serious in nature than electronic |
| think of a hard disk as an invincible | | | | failures or firmware corruption. |
| device, a hard disk is prone to damage | | | | Therefore, the chances of you losing |
| like any other electronic device. Hard | | | | your data are much higher when your hard |
| disks can fail anytime during the normal | | | | disk encounters a mechanical failure. A |
| course of computer usage. | | | | motor problem or a head crash may cause |
| Whereas some users experience a hard | | | | a mechanical failure. A head crash is |
| disk failure without doing anything out | | | | more severe in nature because it can |
| of ordinary, there are others who like | | | | damage the hard disk along with the |
| to ask for trouble. Hard disks can crash | | | | read-write heads of the hard disk. |
| very easily when they are subjected to a | | | | - Logical Errors |
| sharp impact. Therefore, if you have | | | | When a hard disk crashes due to logical |
| been careless enough to drop your | | | | errors, the nature of the problem is |
| laptop, prepare yourself to bear the | | | | usually not very severe. The hard drive |
| brunt of the pain you may have caused | | | | encounters no physical problem due to a |
| your hard drive in the process. | | | | logical error. Therefore, some logical |
| Hard disks can also crash when exposed | | | | problems can be easily resolved using |
| to heat, humid temperature, water, or | | | | data recovery software. |
| high magnetic waves. We will discuss | | | | Protect Yourself from Hard Disk Failures |
| some of the most common reason for a | | | | Most people fail to understand the |
| hard disk crash in our following | | | | importance of creating timely data |
| section. | | | | backups. Hard disks can fail anywhere |
| - Electronic Failure | | | | and at anytime. Therefore, it is |
| An electronic failure can cause the hard | | | | imperative that you create continuous |
| disk to fail because problems arise in | | | | and regular backups of your valuable |
| the controller board of the hard disk. | | | | data. This way, even if the hard disk |
| The main culprits of electronic failures | | | | fails, your data will remain intact. It |
| are power spikes or surges. These power | | | | is important to choose a backup plan |
| fluctuations create problems in the | | | | that best suits your requirement. |
| controller board, which subsequently | | | | |