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
June 20th, 2009, 0:37
Can anyone help me please?
I have a fried Seagate HDD with all of my work on it. As you can see there is a fried chip on PCB. I tried swapping PCB for the same one with 3.05 firmware...no luck. It spins, but nothing happens.



Seagate U Series 5
ST340823A
Firmware 3.05
Thank you in advance.
June 20th, 2009, 2:22
move rom to new pcb
June 20th, 2009, 2:37
Zero Alpha wrote:move rom to new pcb
Really sure ?
June 20th, 2009, 2:44
Zero Alpha wrote:move rom to new pcb
If you have got a real matched PCB, remove the "Rom" (BIOS chip) which have 8 pins to the new PCB you've got, any try again, it may be work.
If it doesn't work, for a pro is needed.
June 20th, 2009, 4:44
Eric Lee wrote:Zero Alpha wrote:move rom to new pcb
If you have got a real matched PCB, remove the "Rom" (BIOS chip) which have 8 pins to the new PCB you've got, any try again, it may be work.
If it doesn't work, for a pro is needed.
Hi
I don't think so....On this series the rom is an ATMEL chip with 40 pins (or more, I don't remember exactly)...So it requires more soldering skills or an specialized equipment to change it...Of course he must match the pcb and after that to change rom...
Rgds
June 20th, 2009, 5:35
Yes, the ROM is inside the chip wich is in center of the pcb.
This is hard to replace for a none-skilled person.
I suggest to find a pro.
If you preamp is OK, this can be cheap case.
Janos
June 20th, 2009, 14:43
If you have pcb with same firmware it should match direclty , there must be some other problem .
June 20th, 2009, 15:02
deckerd wrote:Can anyone help me please?
I have a fried Seagate HDD with all of my work on it. As you can see there is a fried chip on PCB. I tried swapping PCB for the same one with 3.05 firmware...no luck. It spins, but nothing happens.



Seagate U Series 5
ST340823A
Firmware 3.05
Thank you in advance.
Hi Friend ,
Thats not the critical problem as we have to try repair the orignal pcb to get the data back but always ask the case history as many time the clients handling is not good to create any other problem like some jerks and all .
1)You tried in better way with same Model no with Firmware..
2)afterthat try to repair the orignal PCB..and after that you are not get the data back than you have to think about how this problem occur and case history of the hard drive..and ask with proper case history..
June 20th, 2009, 23:33
ccc wrote:Eric Lee wrote:
Zero Alpha wrote:
move rom to new pcb
If you have got a real matched PCB, remove the "Rom" (BIOS chip) which have 8 pins to the new PCB you've got, any try again, it may be work.
If it doesn't work, for a pro is needed.
Hi
I don't think so....On this series the rom is an ATMEL chip with 40 pins (or more, I don't remember exactly)...So it requires more soldering skills or an specialized equipment to change it...Of course he must match the pcb and after that to change rom...
Rgds
Sorry, I have to revise my mistake.
Yes,
ccc you are correct, Rom is in ATMEL chip, so I think
deckerd you have to find a pro. It is hard to deal with by personal without any experience.
Or tell more story here, may be the other pro here could help you.
March 13th, 2010, 16:13
There is not much to tell. Electrical shortage, result- fried PCB (as you can see on the pic. got smoke from it) Bought same model PCB on eBay, same Firmware but different p/n number, part number, etc. Drive spins but not recognized by PC. No clicking or other strange sounds. Any help is appreciated.
March 13th, 2010, 18:23
Is this case still active?
seems more than 8 months old...
pepe
March 14th, 2010, 4:02
If its the same firmware 3.05 it should work .
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