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problem of read sectors

Posted: 04.11.10, 18:25
by digital
I Have received several Seagate Hard Drives that is possible to clone several million of sectors without errors. However later to clone 30%, 40% or 50% of sectors don't is possible to clone more. In another words, part of sectors is cloned without errors and part of sectors don't is cloned, no read, get errors in all sectors. What is this problem? Is firwmare? translate? or what?

Re: problem of read sectors

Posted: 05.11.10, 12:02
by AJ2008
I guess is possible you have some platter shift, like in eccentricity. Was disk dropped? Probably inside external case?

Re: problem of read sectors

Posted: 05.11.10, 20:00
by digital
Hi, thanks for the reply. Did not change the platter, the disk is still sealed, also did not fall.

Re: problem of read sectors

Posted: 05.11.10, 22:57
by digital
AJ2008 wrote:I guess is possible you have some platter shift, like in eccentricity. Was disk dropped? Probably inside external case?



Hi, thanks for the reply. Did not change the platter, the disk is still sealed, also did not fall.

Re: problem of read sectors

Posted: 06.11.10, 18:50
by -BR-
What family / model(s) are you speaking about?
Any terminal output on the errors?

Re: problem of read sectors

Posted: 08.11.10, 12:53
by digital
-BR- wrote:What family / model(s) are you speaking about?
Any terminal output on the errors?

The model is ST3750330AS - 7200.11 - FW SD15, clone halfway and then gives the screen black and yellow

Re: problem of read sectors

Posted: 08.11.10, 15:29
by AJ2008
Did this case have 0 LBA/LED CC error?

also, did you clear glist on this case?

Re: problem of read sectors

Posted: 11.11.10, 13:47
by digital
AJ2008 wrote:Did this case have 0 LBA/LED CC error?

also, did you clear glist on this case?



No led cc, no clone

Re: problem of read sectors

Posted: 11.11.10, 14:29
by AJ2008
I tihnk is very likely that somebody did try firmware repair previously on this case.