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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
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Risks in Platter

November 7th, 2008, 13:10

Hi to all!

Please infos of cases similar that you had had success or in… (data recovery)
Exchange of heads
HD300LD SAMSUNG
Attachments
HD300LD RISKS.JPG

Re: Risks in Platter

November 7th, 2008, 13:18

Where is SA on that model?

Re: Risks in Platter

November 7th, 2008, 13:23

harddrivespecialist wrote:Where is SA on that model?


Somebody here can in informing in which region of the disk this to them the SA? :mrgreen:
:?:

Re: Risks in Platter

November 7th, 2008, 13:28

Hello sempre

Check PM

Re: Risks in Platter

November 7th, 2008, 13:39

beto wrote:Hello sempre

Check PM

Ok, look

Others models that I worked I used this type (1) of tool to remove heads, this here and different (2), with which tool I remove these heads?
Attachments
swap heads1.JPG
swap heads1.JPG (28.44 KiB) Viewed 9733 times

Re: Risks in Platter

November 7th, 2008, 13:58

I actually just had a similiar case; although the drive was a different model 500IJ (Spinpoint F1 series)

The drive had a nice ring around the landing zone area; which turns out was also the SA =(


I hate giving customers bad news

Basically what I think happened was the unit was in a buffalo NAS unit, single drive; and the drive was either knocked over, or there was a random mechanical failure/ head crash and because it was a nas, it was probably left on overnight or something, and was left to grind it's way down (the nas wasnt being accessed which is why the ring was only in the landing zone area).

I wasn't sure if the SA was in the damaged zone; so i attempted a head swap hoping as long as I could identify it and commene imaging quicky the heads would not touch that zone enough to cause severe damage, but unlucky for me it looks like the SA was in that zone =(


The ring on that drive seems much thinner, so your chances may be much higher, especially if the SA is not on the inner tracks.


*edit* forgot to mention; the tool needed is a HEX screwdriver.

Re: Risks in Platter

November 7th, 2008, 14:08

Tool???
:roll:
Attachments
tool.JPG
tool.JPG (17.34 KiB) Viewed 9711 times

Re: Risks in Platter

November 7th, 2008, 14:16

Try your allen keys ;)

Re: Risks in Platter

November 7th, 2008, 14:24

scratchy wrote:Try your allen keys ;)


Ok, solved (heads removeds)

Re: Risks in Platter

November 11th, 2008, 8:04

sempre wrote:Hi to all!

Please infos of cases similar that you had had success or in… (data recovery)
Exchange of heads
HD300LD SAMSUNG


Hi to all!

After the exchange of heads what I can make to prevent that heads good has access risk? (rest area)

PM

Re: Risks in Platter

November 11th, 2008, 9:09

Put something onto or around the head stop (e.g. rubber)

Re: Risks in Platter

November 11th, 2008, 9:13

pcimage wrote:Put something onto or around the head stop (e.g. rubber)



This work for you? Wont this just prevent proper initialisation of the HD?

Re: Risks in Platter

November 11th, 2008, 9:32

Depends on where the SA is.

Works on Seagates.

Never tried on a Samsung.

Re: Risks in Platter

November 11th, 2008, 12:37

pcimage wrote:Depends on where the SA is.

Works on Seagates.

Never tried on a Samsung.


Somebody in the forum knows here where region of the disk is the SA of this SAMSUNG model? HD300LD
:?:
:roll:

Re: Risks in Platter

November 11th, 2008, 12:55

sempre wrote:
pcimage wrote:Depends on where the SA is.

Works on Seagates.

Never tried on a Samsung.


Somebody in the forum knows here where region of the disk is the SA of this SAMSUNG model? HD300LD
:?:
:roll:


Do you have a parts drive for it? If you do then just open it up and start it up while it's open. Watch where the heads travel to and viola you've got your SA location.

*Open it in a clean room and follow all of the normal precautions* Though I didn't think I had to say that.

Re: Risks in Platter

November 13th, 2008, 6:49

Hi to all!

more information on this case…

this hd fell, was used external…

After exchange of heads, hd is not ready… first increased the limitor to prevent that heads passed for risk…

later I was diminishing the limitor until the normal position came back… but exactly thus it did not read…

I believe that with this fall disks if had disaligned…. all exchange of experience and appreciated here…

Re: Risks in Platter

November 13th, 2008, 6:52

do you know if the heads on the other side are untouched.
as its more likely they have damaged the platter too.

can you not do a reverse copy of the drive ?????????

Re: Risks in Platter

November 13th, 2008, 10:00

Hi to all...

locked up case (end case)… platters with risks in you vary regions in the edges in the center….no recovered...

Thanks all helps!! :roll:
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