Mistake changing seria number

Mitch Bradley wmb at laptop.org
Tue Apr 20 14:19:29 EDT 2010

Your only option at this point is to replace the SPI FLASH part.

Gonzalo Odiard wrote:
> One of the XOs 1.5 here in La Rioja have the serial number with lower 
> case letters "SHC00500ad0", this machine can't be activated.
> We tried to change the tag, but made a mistake and used "delete-tag" 
> and not "change-tag", and the machine has security enabled.
> The machine doesn't have serial number now, and show "No serial 
> number" so we canĀ“t access OFW prompt.
> We tried connecting the serial cable, but when we do:
> ok add-tag SN SHC00500AD0
> we have:
> Restarting to enable SPI FLASH writing.  Try again after the system 
> restarts.
> Do we have any options, or have we broken the laptop?
> -- 
> Gonzalo Odiard
> SugarLabs Argentina
> La Rioja

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