Toshiba MK5061GSYN

[drp]

Model : TOSHIBA MK5061GSYN
Firmware : MH000C
Capacity : 465.76 GB (976 773 168)

HDD getting detected,also showing data but if i am trying to image process is very slow and reads more bad sectors(Back Legends)
But if i cleared Glist it starting imaging fast but sectors with ecc error(Dark Green).
If i repowered HDD same issue of slow coping .

any suggestions,please guide

Thanks in advance.....

[AJ2008]

Decrease timeout for reading each sector, increase retries to 4 or 5 (or even higher). After image is complete (or image of some specific areas or folders) then clear all dark green blocks and repeat read.