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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How to permanently set ERC (TLER/CCTL) value on ST31000524AS

April 30th, 2014, 0:49

What tool (other than a script) can I use to permanently set the ERC value of a ST31000524AS drive? I can use smartctl to change the values, but once the drive is power-cycled the value returns to the default (disabled).

Thanks folks.

Re: How to permanently set ERC (TLER/CCTL) value on ST310005

April 30th, 2014, 3:22

I suspect that it may be possible to set the ERC timeout values by modifying appropriate Congen parameters.

See viewtopic.php?f=1&t=27413&start=20

You may like to compare the Congen data against those from an enterprise model, eg ES.2.

Re: How to permanently set ERC (TLER/CCTL) value on ST310005

May 15th, 2014, 4:26

fzabkar wrote:I suspect that it may be possible to set the ERC timeout values by modifying appropriate Congen parameters.

See viewtopic.php?f=1&t=27413&start=20

You may like to compare the Congen data against those from an enterprise model, eg ES.2.


Sorry, bit of a n00b here I guess. From looking at that thread it appears that Congen is nvram or some such on the drive? What tool does one use to modify this?

Re: How to permanently set ERC (TLER/CCTL) value on ST310005

May 15th, 2014, 5:31

You need an RS232 TTL adapter. Commands are issued to the drive's serial terminal port using a tool such as HyperTerminal or PuTTY.
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