You can remove the disk-drive from the unit, and then see: http://www.canadaram.com/3_5_sata_enclosures.htm to buy a new enclosure, which will include a new power-cable, and 'transplant' your disk-drive into the new unit, to regain access to the files on your disk-drive.
Answers & Comments
You can remove the disk-drive from the unit,
and then see: http://www.canadaram.com/3_5_sata_enclosures.htm
to buy a new enclosure, which will include a new power-cable,
and 'transplant' your disk-drive into the new unit,
to regain access to the files on your disk-drive.