Error code 1603

Keeps coming up when i try to update my essential 500gb. before this it crashed my HDD, ive since had to re format the drive but it wont appear in computer on windows 7. shows up in diagnostic tools though

anyone help?

Maybe you should try contacting WD’s Technical Support about this. You can do so either by phone or email.

To Contact WD for Technical Support
http://support.wdc.com/contact/index.asp?lang=en

Regards,