Seagate 1.5TB Drives Randomly Freezing - Tom's Hardware
Seagate also unveiled the part numbers and firmware versions for the affected models, they are as follows: part number: 9JU138-300, 336 with firmware revisions SD15, SD17, or SD18. If you're one of the "lucky" owners affected by this specific issue, please contact Seagate via their regional support channels. Seagate is also currently working on a firmware update for the affected models.
so likay lang diha nga model/part number
Problems with 1.5TB drive and Ubuntu Hardy - Internal (ATA and Serial ATA) drives - Seagate Community Forums