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Hi everyone

Posted: 24.06.16, 07:00
by gmdata
Hi everyon.

I receviced to a Seagate HDD ST3750525AS.
HDD is no knocking and noise.
Head is good moving.
but HDD is Not reconized.

I can see message in PC3000.

Rst 0x20M
RW: Disc Ctlr Initialization Completed.
LED:000000CC FAddr:000075A5
LED:000000EE FAddr:0000004C
LED:000000EE FAddr:00000054
LED:000000EE FAddr:0000004C
LED:000000EE FAddr:0000004C
LED:000000EE FAddr:0000004C
LED:000000EE FAddr:00000054
LED:000000EE FAddr:0000004C
LED:000000EE FAddr:0000004C
LED:000000EE FAddr:0000004C

I tried to Utillity but I don't had no effect.
"Tools -> Utility extensions -> Service information objects
Goto “System File” tab and enter values like on image:
Volume: 0x03 File ID: 0x0093 Copy: 0x00"

And I tried to shorting procedure but I don't had result.

Re: Hi everyone

Posted: 24.06.16, 14:35
by AJ2008
You must intervene and prevent HDD loading SA as there is some issue there causing LED error. You need to identify short points and short read channels to prevent LED error and preserve T> access. If you post photo of PCB someone here can tell you correct short points.

Re: Hi everyone

Posted: 28.06.16, 03:52
by gmdata
Thank you AJ2008 for your answers.

I tried to continue the "shorting procedure"
I could not get a good result.

"Service information objects
  Goto "System File" tab and enter values like on image:
  Volume: 0x03 File ID: 0x0093 Copy: 0x00 "
This is also where you can not read any status information.

Replace the PCB, but the result is the same.

Let me know if there is another way.

Thank you for the reply.