Qnap ts-251 [FOR PARTS] [Read Description]. Unit powers on and will allow you to browse the interface, reset to factory settings, download apps etc. 2nd HDD bay WILL NOT RECOGNIZE ANY DRIVE. Unit will also NOT CREATE AN ARRAY/VOLUME OFF OF ANY DISK.Fan Works fine but is intermittently detected as non functional by the OS. This item is in the category "Computers/Tablets & Networking\Drives, Storage & Blank Media\Hard Drives (HDD, SSD & NAS)\Network Attached Storage". The seller is "wastelandloot" and is located in this country: US. This item can be shipped to United States.