Data recovery and disk repair questions and discussions related to old-fashioned SATA, SAS, SCSI, IDE, MFM hard drives - any type of storage device that has moving parts
October 25th, 2011, 11:49
Hi,
i have got samsung 2,5 HM500II , family M7E.
drive goes in ready after 30 seconds.
i can access SA but some modules are demaged ( Alist for example ) and i can't access user data.
from head 2 i have saved sucesfully all modules, even the demaged ones.
So i tryed to save them into H 0,1 the utility say OK, but they are stay still demaged checking them after the write procedure.
ALIST stay in cylinder 2 , sector 469 and has a size of 131, so i assume that area is really demaged.
How can i move the allocation of that module, in order to save it succesfully?
[ i already tryed to erase all SA and write again all modules, but still have the same errors:
Read sector error (c: 2,h:0,s: 469); Device Error Detected 51/40 (UNC) ]
October 26th, 2011, 6:58
Maybe you can relocate SA modules through the SA modules table, I never try on Samsung.
But if you have all SA from other copy why do you not just make hotswap?
October 26th, 2011, 8:54
hddguy wrote:Maybe you can relocate SA modules through the SA modules table, I never try on Samsung.
But if you have all SA from other copy why do you not just make hotswap?
Becouse i do not have same samsung that match the pcb, i searched: very rare didn't find.
I have made heads swap right now with a donor quite compatible and i solved the firmware issue,
so the problem was there - maybe a weak head or demaged preamplifier could read but not write.
now i wrote all head 0 SA and the hard drives gets ready in few seconds ( before it was 1 minutes )
i can read all sectors exepts the first 0-600.000 lbas that are full of bad blocks.
October 26th, 2011, 14:33
Wrong tool ?
October 26th, 2011, 14:36
BlackST wrote:Wrong tool ?

referring to bad sectors or re-alocation of modules in SA or...?
October 26th, 2011, 15:59
Mi riferisco a cosa stai usando per accedere al firmware....
It's about what you used to access firmware.
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