if you are using maxtor or seagate hard drive ,you can have a free solution for drive backup.

you can find it here :
http://www.seagate.com/www/en-us/support/

manual :
http://www.seagate.com/support/maxblast/mb_ug.en.pdf

features:
Clone Disc
Add New Disc
Image Backup
Image Restore
Create Bootable Media

Explore Image Backup
Mount Image Backup
Unmount Image Backup
Check Image Backup for Errors