Fix or Salvage my External Seagate Hard drive

Patchmeup

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Jan 30, 2014
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I have this relatively old (I'm guessing 3-4yrs) Seagate Expansion 500GB drive. I'm guessing this is the model number: ST905004EXA101 based on my search on the internet.

It's just a plain USB 2.0 and 5400rpm external drive and no other special features.

I've never dropped it nor bumped it but after about 1 year use, it went bonkers. What happens is that at first, it suddenly can't be detected by the computer. Eventually it will get detected so I thought it just "happens". After a while it then prompts that it had to be formatted to be used by the computer.

But now, it's practically unusable because the hard drive suddenly "turns off" after being plugged in for about 10-15mins. I say it turns off because in the seldom occasion the drive gets detected, I will format it then during the format process, after a couple of minutes, it will suddenly say "can't continue format because Windows can't access it" then the drive either vanishes from explorer OR it's there but you can't do anything on it but view it's properties. The light stays on the drive however. But most of the time, it won't format at all. Obviously, whatever is in the drive never stays for too long in it.

Seatools can't even detect it and it fails on even the short tests. Chkdsk doesn't finish or feels like it never finishes because it takes forever. There have been rare occasions in the past that I was able to successfully use the drive (e.g. copy files on it) it will stay okay for a couple of days then it will start it's usual cycle again.

Honestly, I really feel it's such a waste for this drive to go since I didn't mishandle it but I decided to try again to see if any of you guys have any thing I can try to fix or "revive" this drive.
 
Solution
I was hoping that once the hard drive was removed from the caddy you would be able to plug it directly into the PC motherboards SATA connector so that you may be able to better recover any data you may have on the disk.

Patchmeup

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Jan 30, 2014
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Would you have a reliable suggestion on how I can open my hard drive?

Oh, is the power supply something that I could replace and reconnect myself (e.g. without soldering or whatnot)?

Thanks for your suggestion!
 

hairystuff

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opening the hard drive caddy should require minimal amount of tools (usually a philips head scredriver or torx screwdriver), I've just realised this model doesn't come with a power supply, have you tried the rear USB ports on your PC as sometimes the front ones degrade over time.

Looking at the hard drive you may need a tool called a spudger:

iphone_spudger.jpg


If you have longish nails (3mm) or a bank/credit/loyalty type card you might be able to crack it open with out scratching or denting the case.
 

Patchmeup

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Jan 30, 2014
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Oh, I may have a hard time looking for a spudger here :p
The cards though, I have them but probably I'll have to struggle a bit to open it up. In any case, if this one doesn't have a power supply, what will be the use of opening it?

As for the USB port, I always use the back ones since most often than not, the front ones are just auxiliary as you described.

Thanks again!
 

hairystuff

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I was hoping that once the hard drive was removed from the caddy you would be able to plug it directly into the PC motherboards SATA connector so that you may be able to better recover any data you may have on the disk.
 
Solution

Patchmeup

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Jan 30, 2014
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Hey!

I was successful in pulling out the drive out of the enclosure and plugging it to my desktop. For the first time in ages, I was able to format it AND it didn't go "intermittent" on me as when it was still plugged via USB. I'll do some testing on it and check its stability and if it proves good, it means what's faulty is that USB board on the enclosure. I'll just have to get a new casing to replace it.