Friday, August 22, 2008

Safety While Removing Hardware

If you work with many different USB devices ,You probably use the “Safety Remove Hardware” icon quite a bit .And you supposed to remove carefully a USB device by clicking on the icons in your taskbar and stopping the whole process instead of just unplugging it without any warning so chances of loosing that icons

Whenever you plug in an external memory device to your computer ,an icon pops up on your taskbar that reads “Safety Remove Hardware” This icon also appears when you attach a device that incorporates memory, for example a digital camera

The safety remove hardware option appears because if you disconnect the drive when data is being written or read from the drive, there is a strong possibility that the data on the drive can get corrupted .On the other hand, if the device was not in use when you disconnected it, your data could be intact. Window XP is equipped write caching for removable drives that are disabled by default, thereby reducing the possibility of data corruption. However, other versions of Windows like 2000 or 98, this remains enabled by default. This can slow down the reading or writing from and external drive. To check if write caching is disabled on your drive, follow these steps

  • Connect your drive to your computer ,open ”my computer”, right click on the external drive ,and select ‘properties’
  • Under the drive’ properties ,select the “hardware” tab, and select the drive again under “All Disk Drives” and select properties
  • In the drive properties dialog box, select the “policies” tab and select the

  • “Optimize for quick removal option.

Also it’s possible that using a high-speed or USB 1.1 port can slow down the performance of the drive

It is a good practice to use the “Safety Remove Hardware” option whenever possible

It is still recommended that you do so to ensure that the writing or reading from the device has been completed. It is reasonably safe to pull it out, but there is still the possibility of date corruption if it’s not safely disconnected.

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