st9500325AS Freez after 10 sec.

[Arihant]

I have Seagate Usb 2.5" Hard disk drive. It is detecting via usb but shows few bed sectors so Data access is slow. I have taken the imp. data 100gb backup with slow copy using third party application. After I have open the casing. the Hard disk is 5400.6
St9500325AS. First time The utility has detected the hdd perfectly. Option the utility status Shows

Detecting Phys Sct Size...
Result.................................. : Error
Error obtaining Phys Sect Size!
GetModePage 0x3 err! Tech state 0x2E, 0x42534D33
Detecting Max Head number...
Phys. heads............................. : Error
GDL err! Tech state 0x34, 0x30300000
Obtaining Saved Mode Pages File information...
Reading Saved Mode Pages...
Division by zero
Detecting Max Head number...
Phys. heads............................. : 1
Obtaining Saved Mode Pages File information...
Reading Saved Mode Pages...
Division by zero
Tech Key...
En Tech err! Tech state 0x0, 0x00000033

The DRD, DSC ,DRQ LED is on.

I have just noticed After Power Off/ON The hard disk detectling for 10 sec. If you try to read any modules shows DRD, DSC, DRQ Led is on.
How to recover the remaining data?