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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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PCB swap best practice

August 25th, 2013, 12:21

What should I do with Firmware Repair Tools before triyng the pcb swap on a faulty drive:

Clear G-List on the working pcb or what other ?


Bye

Re: PCB swap best practice

August 26th, 2013, 5:13

Hi,

I think you should be reading firstly a bit about the difference between PCB and FW (SA), because this are 2 different things.
What do you need to do?

Re: PCB swap best practice

August 26th, 2013, 7:14

dmarques wrote:Hi,

I think you should be reading firstly a bit about the difference between PCB and FW (SA), because this are 2 different things.
What do you need to do?


Ok, I'll try to explain:

does the firmware chip on pcb contains some bad sector data (or other information) that should be cleared via software before swapping the pcb?

Re: PCB swap best practice

August 26th, 2013, 7:31

There are other details to be concerned with when swapping PCBs, but to answer the question: no.

Re: PCB swap best practice

August 26th, 2013, 7:45

Here you have your answer.

Re: PCB swap best practice

August 26th, 2013, 9:34

labtech wrote:There are other details to be concerned with when swapping PCBs, but to answer the question: no.


This means that I should only clear bad sector data from firmware chip, in some way via softare ?

Re: PCB swap best practice

August 26th, 2013, 12:43

You don't need to clear any data on the ROM chip...
The G-list is on the platter inside the drive...@ the SA (Service Area)
What is the problem with the drive? Clicks, not visible, stone dead?
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