Have a PC with this disk and shortly thereafter the second bought later for backups because pleasantly quiet. Now after 12 months of continuous operation (8h / day) announces Windows constantly hard drive failure and is recommended to back up the data. In fact, the boot sector already 4 x was gone. After 5-10 Start Try everything goes back to normal.
Conclusion: The board definitely has a problem and is now replaced by Hitachi.
