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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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MHDD shows 10 UNCs ; can they be clobbered?

October 20th, 2008, 21:35

Maxtor 6Y060L0 Running MHDD stand alone from CD reports
2 sets of 5 blocks each, beginning at 72817737 thru 72822649.
Can the blocks be rewritten, I don't care about the data.

Additional information:
Smart Data says collection status code:130
self test 20% and previous
self-test completed having the read
element of the test failed.
.
.
.
CheckSum: Fail, 22 (23, 24,, seems to increase each time SMART DATA is issued)

after issuing smart test 127 (abort off line test) and waiting a long time
smart data changes status nn%

Smart test 129 (short captive) runs for 10 seconds then reports command aborted.
Smart test 130 (Ext )runs a few minutes and reports successful.
now smart data reports off-line data collection status: Never started, checksum: OK

Thank you.

PS I have updated documentation for MHDD , extensively at

http://www.real-world-systems.com/docs/MHDD_en_manual.html
and would be interested in any feedback.

Re: MHDD shows 10 UNCs ; can they be clobbered?

October 21st, 2008, 1:08

NO. Your drive must be serviced with proper gear. It's an old drive with worn head and likely worn surface. A new 250 G costs under 50 eur/$ . If you believe in bullshit, try everything you find on the net. As a reference, I can solve your problem - recertify your drive and remove every error BUT the drive could be cut to 40 G, or could not survive at all, if successful, you have a working drive with SMART OK.

Re: MHDD shows 10 UNCs ; can they be clobbered?

October 21st, 2008, 14:56

Is it possible that the bad spots are a result of a write error and
simply rewriting those sectors will resolve the issue?

BlackST: I do understand your point.
It is hard to justify spending a couple hours of time to rescue an old drive
when I can buy a new better/faster/bigger drive for $50.

Seems a shame though.
:(

Re: MHDD shows 10 UNCs ; can they be clobbered?

October 21st, 2008, 15:19

DG12 wrote:Is it possible that the bad spots are a result of a write error and
simply rewriting those sectors will resolve the issue?
:(


Is possible, like anything in this world, but i won't rely on it. I think it's just getting old and repairing would cost you ten times more than new drive.

If you don't care about the data, give up, that's my advice too.

Re: MHDD shows 10 UNCs ; can they be clobbered?

October 21st, 2008, 15:27

The worst- to do the job, expensive gear should be used.
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