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 Post subject: Working on Scratched Platter
PostPosted: December 15th, 2008, 3:10 
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Joined: March 11th, 2008, 4:35
Posts: 1052
Location: Bangladesh
For severe scratch on the platter due to bad head, replacement of the head does not work, it makes the head broken again. I read a great news about Filling up scratch area of the platter to read/extract good area data.

http://www.salvationdata.com/data-recov ... s.htm#1215

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 Post subject: Re: Working on Scratched Platter
PostPosted: December 15th, 2008, 3:15 
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Joined: December 23rd, 2006, 16:08
Posts: 935
Location: NJ
Hard Drive Spray?

Seriously, there may be a technique that would help, but I am under pressure not to share...


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 Post subject: Re: Working on Scratched Platter
PostPosted: December 15th, 2008, 7:01 
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Joined: October 13th, 2008, 7:29
Posts: 1493
you cant beat a good industrial sander. :lol:


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 Post subject: Re: Working on Scratched Platter
PostPosted: December 15th, 2008, 8:16 
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Joined: June 14th, 2007, 10:01
Posts: 124
I like to use poly-filla and spray paint on the damage. Makes it look lovely

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 Post subject: Re: Working on Scratched Platter
PostPosted: December 15th, 2008, 8:51 
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Joined: August 19th, 2007, 17:30
Posts: 1898
Location: In your hard drive.
Nothing beats good old Hard Drive Spray!

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 Post subject: Re: Working on Scratched Platter
PostPosted: December 15th, 2008, 9:12 
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Joined: July 18th, 2006, 3:05
Posts: 7476
Location: ITALY
Do SD have a commercially available solution apart the Hard Drive Spray from ThatDellGuy Inc. ? :mrgreen:

Seriously, I want to talk about some ideas for scratch recover, but not here not in public and for elite only. Any suggestion ?


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 Post subject: Re: Working on Scratched Platter
PostPosted: December 15th, 2008, 13:01 
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Joined: August 12th, 2008, 13:11
Posts: 3235
Location: USA
Quote:
As for drives of multiple platters, the system will record the platter alignment by using optical image before separating the target platter from the platter assembly; so that the platter alignment can be easily restored after the scratch restoration.

:shock:


Also had to laugh at
Quote:
optical imageology technology

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 Post subject: Re: Working on Scratched Platter
PostPosted: December 19th, 2008, 11:07 
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Joined: April 4th, 2008, 5:49
Posts: 42
I did some microscope photos and a scratch is not a single row... even if it seems. So SD method seems a little far from reality...


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 Post subject: Re: Working on Scratched Platter
PostPosted: December 19th, 2008, 11:57 
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Joined: July 18th, 2006, 3:05
Posts: 7476
Location: ITALY
VERY FAR. Agree.


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 Post subject: Re: Working on Scratched Platter
PostPosted: December 19th, 2008, 12:05 
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Joined: March 28th, 2008, 7:52
Posts: 1466
Location: Europe, Hungary
PijoMax wrote:
I did some microscope photos and a scratch is not a single row... even if it seems. So SD method seems a little far from reality...


I don't think, it is so far...
Please, don't think about high speed rotating platter, think about a very slowly moving object. ;)

Anyway, this is only opinion.

Janos


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 Post subject: Re: Working on Scratched Platter
PostPosted: December 19th, 2008, 13:02 
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Joined: October 21st, 2005, 0:45
Posts: 1517
Location: Mexico
Well but u know the data its stored on a "flux" -> <- way, wich its readed " sense" from the MR Sensors, if the surface its damaged the field could be damaged too, in know there are different levels of coating over the platter but all depend´s where´s the surface coating was damaged, thats my humble opinion


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 Post subject: Re: Working on Scratched Platter
PostPosted: December 19th, 2008, 22:32 
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Joined: August 8th, 2007, 6:32
Posts: 1238
Location: inside ROM
IMHO, you cannot patch the scratch without interfere with the adjacent good surface, not to mention you need to rotate the platter to distribute the lubrican evenly across the surface of the damage area (roatate at 7200rmp will defintely mess the whole surface up). I dont know i am not an expert in chemical thingy :D


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 Post subject: Re: Working on Scratched Platter
PostPosted: December 20th, 2008, 8:17 
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Joined: November 9th, 2006, 15:15
Posts: 2984
I always dread a clients drive having platter damage, but as long as client is aware of the damage and the potential of any attempts being unsuccessful, I am on many occasions willing to attempt physical work and sometimes I surprise myself!

Maybe what we need is not to 'repair' the damage, but share thoughts and experiences as to what level of damage can realistically be recovered from. I can post a few pictures of the damage I have recovered from, might make a interesting read if others did the same? :)


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 Post subject: Re: Working on Scratched Platter
PostPosted: December 22nd, 2008, 3:24 
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Joined: November 1st, 2005, 10:04
Posts: 238
SD idea, (no, I don't have any of their products) is nothing new.

They only want to avoid damage to new donor head and still
have capabilty to read OTHER (possibly undamaged) parts of the media.

Nothing new and very possible at relative low cost.


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 Post subject: Re: Working on Scratched Platter
PostPosted: December 22nd, 2008, 8:34 
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Joined: October 14th, 2005, 9:26
Posts: 1060
hddguy wrote:
I always dread a clients drive having platter damage, but as long as client is aware of the damage and the potential of any attempts being unsuccessful, I am on many occasions willing to attempt physical work and sometimes I surprise myself!

Maybe what we need is not to 'repair' the damage, but share thoughts and experiences as to what level of damage can realistically be recovered from. I can post a few pictures of the damage I have recovered from, might make a interesting read if others did the same? :)


Hi!! :mrgreen:

Already I got success in date recovery with platters striped and dirty, but with platters of only low density (20GB and 40GB). I find its idea of postar photos interesting, I can also show my photos (platters)… :idea:

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 Post subject: Re: Working on Scratched Platter
PostPosted: December 22nd, 2008, 8:36 
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Joined: October 14th, 2005, 9:26
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coffeebean wrote:
SD idea, (no, I don't have any of their products) is nothing new.

They only want to avoid damage to new donor head and still
have capabilty to read OTHER (possibly undamaged) parts of the media.

Nothing new and very possible at relative low cost.


I find that it must very increase the possibility of success in these cases (platters risks) :mrgreen:

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 Post subject: Re: Working on Scratched Platter
PostPosted: December 22nd, 2008, 9:50 
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Joined: July 18th, 2006, 3:05
Posts: 7476
Location: ITALY
May be someone want to reinvent the wheel/hot water, and/or want to teach the STallion how to make horses, and getting money from it... Aaaaargh!


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 Post subject: Re: Working on Scratched Platter
PostPosted: February 15th, 2011, 18:19 
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Joined: February 14th, 2011, 22:41
Posts: 28
Location: Sydney Australia
are there no other solutions to this?

is it all just a pipe dream? is it just a really well kept secret?

if all above answers are 'yes' then is there a company who can just do that job? how much would they be charging? I wouldn't imagine it would be very labour intensive...


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 Post subject: Re: Working on Scratched Platter
PostPosted: February 15th, 2011, 19:34 
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Joined: March 28th, 2008, 7:52
Posts: 1466
Location: Europe, Hungary
I have a lot of techniques to handle damaged platters.
Sometimes i can get the needed data, but sometimes not.
If you want to try, show me photo or what you have, and we can talk about this...

Janos


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 Post subject: Re: Working on Scratched Platter
PostPosted: February 16th, 2011, 3:05 
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Joined: February 15th, 2006, 3:38
Posts: 1079
Location: canada
thatdellguy wrote:
Nothing beats good old Hard Drive Spray!



when is this product coming out can we have a two for one offer on this magical hard drive spray :mrgreen: :mrgreen:


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