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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Western Digital 1TB Caviar PCB board burnout

September 6th, 2012, 17:13

My Western Digital 1TB Caviar PCB board has burned out. I've done a little reading about TVS diodes, but I'm not convinced that's the issue. Can anyone help diagnose the issue and let me know if it is fixable? I just want to run the drive long enough to get data off but it won't power up

http://imgur.com/a/j2yWv

That chip at the back (sorry my camera is not very good) looks to be the part burnt, appears to be U1 on the board

Re: Western Digital 1TB Caviar PCB board burnout

September 7th, 2012, 1:15

Are you good with soldering chips?

Re: Western Digital 1TB Caviar PCB board burnout

September 7th, 2012, 3:16

Nothing to do with TVS, the motor chip is badly burnt.

The chip at U12 is the ROM.

You need to move this chip to a new PCB with the same P/N

Having said that, the burn seems very bad and preamp damage is likely :-(

Re: Western Digital 1TB Caviar PCB board burnout

September 7th, 2012, 4:25

Have 0 experience soldering chips - or fixing hard drives for that matter! Thanks for the help.

Where can I find the P/N on the board? There is 01NF stamped on the bottom of the power/SATA connectors, does that sound right?

Is this possible for me to fix? or is any data recovery possible, or is to likely to be prohibitively expensive/impossible?

Re: Western Digital 1TB Caviar PCB board burnout

September 7th, 2012, 5:08

The number is on the other side of the PCB. Will be something like 2060-xxx etc

Re: Western Digital 1TB Caviar PCB board burnout

September 7th, 2012, 5:18

Edited:
Nick_CT you beat me to it :)
Dam I need to type & post faster :lol:



The PCB imprinted number on the none component side starts with 2060-
But as pcimage has said you would need to desolder & swap the U12 (8 pin chip) over from the damaged pcb to the donor pcb. This chip holds unique adaptive information for your drive.

Also due to the burnt / damaged Smooth chip there is possible damage to the internal component called the preamp.
If you replace the pcb & swap the U12 chip over then fit this to the hard drive & power it up & the preamp is damaged it could damage your donor pcb.

If your accepting the risks of DIY then a pcb swap & U12 swap is all you can do. If this works then great if not the a dr pro is required.

Loki

Re: Western Digital 1TB Caviar PCB board burnout

September 7th, 2012, 5:57

What kind of price range am I looking at for data recovery in London, UK?

Re: Western Digital 1TB Caviar PCB board burnout

September 7th, 2012, 9:38

speerross wrote:What kind of price range am I looking at for data recovery in London, UK?

PC Image Data Recovery
www.pcimage.co.uk
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