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
December 23rd, 2014, 13:31
Hi,
i try today to swap my pcb from one ST3100528AS to another.
if i put power on the harddrive beginning to start and make rhymtical clickin' noiseses...
the pcb i put on the harddrive is working 100 percent - it have the same type number.
0912-23-18 GRC 18 V-0 - 100536501 Rev A
so what i must do to make it work?
Kind Regards
Previous post:
viewtopic.php?f=1&t=30088
December 23rd, 2014, 13:46
I just did one of this model today...only had about a dozen read errors after it was cloned. I saved the ROM from the patient and donor PCBs, using PC3K. Then I wrote the patient ROM to donor PCB.
Just remember, the ROM on the PCB is unique to the drive. If you accidentally damage it, it is game over.
December 23rd, 2014, 13:55
how do you realize the connection from the flash?
over TTL? or do u use a direct connection to the flash chip over soic grabbers?
Greetz
December 23rd, 2014, 15:28
MaCXyLo wrote:how do you realize the connection from the flash?
over TTL? or do u use a direct connection to the flash chip over soic grabbers?
Greetz
Just as I said, using PC3K. Am I correct in assuming that the data isn't worth $350? You get it yourself, you save a few bucks...you make a simple mistake and the data is lost forever or the cost ends up being 10 times the price.
December 23rd, 2014, 15:37
This company will do it for you for US$29:
http://www.onepcbsolution.com/firmware- ... t-pcb.htmlIf you purchased a replacement circuit board from another store, but did not get the firmware transferred, we can transfer the firmware from the original board onto the donor board for you.
December 23rd, 2014, 15:54
okay - many thanks for the tips guys!!

i will join the chaos communication congress in hamburg,
maybe i will found someone with this equipment there
(or i will use the service from the website).
Greetz
December 23rd, 2014, 17:39
You can move over the ROM chip if you have soldering skills and are able to identify which chip it is. It's an 8 pin chip, if you upload a picture we can help you identify it.
December 23rd, 2014, 17:50
December 23rd, 2014, 18:14
hey,
have a 16 pin soic testclip ...
http://www.mouser.de/ProductDetail/Pomo ... lNkg%3D%3D ... which fits on the 8 pin chip (the distance between the legs of the chips fits).
So i can transfer the bios from one pcb to another without soldering.
http://pdf1.alldatasheet.net/datasheet- ... LSNIG.htmlfound this technical papersheet - there is a pinout on page 5.
i will try this out tonight or tomorrow...
thank u guys for your incredible help!!
December 24th, 2014, 14:55
Dear Guys,
i swapped the pcb bios from one board to the other.
now the harddrive take a run-up.
but the partions are not detected - the harddrive makes a beeping noise.
i make a recording of the noise + upload the bioses:
http://www78.zippyshare.com/v/12019929/file.htmlHope someone can help along.

Merry Xmas!
Greetz
December 24th, 2014, 17:33
Is it detect in the BIOS with proper ID and capacity?
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