How to open a western digital hard drive

Insert system disk and press enter', 'Hard drive not recognized', 'Drive Mount Failure' or some other hard drive boot error.ДЄt the moment it is not possible to fix this kind of problem at home. Capable But Command Failed' or 'Disk boot failure. If you attempt to boot up from such drive or read any data from it you would get 'Primary Master Hard Disk Fail' or 'No operating system found' or 'USB Device malfunctioned' error or 'S.M.A.R.T. identifies fine but fails to read any data or boot up operating system giving I/O device errors whenever you try to access LBA sectors.shows up with wrong S/N (for example WDC-ROM SN# XYZ-) or capacity,.identifies with its factory alias(for example WDC ROM MODEL-MAMMOTH-, WDC ROM MODEL-HAWK-),.In such case the drive usually spins up fine, it doesn't click but has one of the following symptoms:

If one of the modules gets corrupted the hard drive fails to initialize correctly and stops working making the data inaccessible. Service Area occupies the negative cylinders of the surface and contains a number of firmware modules. Main part of firmware is stored on the platters in so-called Service Area. I think something on the drive's primary control board may have fried.ДЄll Western Digital hard drives are also well-known for their firmware problems.ДЇirmware of the drive is not located on the logic board as most people think. When it happened the computer itself was on then something clicked (probably a short or surge) and the whole system shut down. It does this for a bit then it spins down and the clicking stops. The heads click but there is no grinding noise.

How to open a western digital hard drive