[CentOS] Re: Hardware serial number access from (a) command(s)

Scott Silva ssilva at sgvwater.com
Tue Jul 29 16:43:57 UTC 2008

on 7-28-2008 6:26 PM Lanny Marcus spake the following:
> On Mon, Jul 28, 2008 at 4:20 PM, Scott Silva <ssilva-m4n3GYAQT2lWk0Htik3J/w at public.gmane.org> wrote:
> <snip>
>>>> MHR <mhullrich at gmail.com> took out a #2 pencil and scribbled:
>>>>> Over the weekend, I had to make a technical support call on one
>>>>> of my DVD burners, and at one point the recorded message
>>>>> mentioned I should have my serial number handy.  I thought there
>>>>> was a way to read that from at least one piece of software on the
>>>>> system, but I couldn't remember one and man -k on a number of
>>>>> subjects was unrevealing.
>>>>> Can someone enlighten me (us)?
> <snip>
>>> Mark: Try that! On my Desktop, it gives me the SN for the HD (hda),
>>> but the space for
>>> SN is blank, for hdc (DVD reader) and hdd (CD-RW). . If you are lucky,
>>> on your box, it will give you the SN for the DVD
>>> burner. Lanny
>> I don't think most optical drive manufacturers embed serial numbers in their
>> drives. Hard drives are different, as their testing process lets them change
>> something like a serial number, but an optical drive would require a custom
>> firmware to be created and then loaded to the drive. That would slow the
>> process.
> That probably explains why when I tried it, there were no serial numbers for my
> opticlal drives. I always see an SN for a HD, when running diagnostics on them.
> Sounds like Mark is going to need to pull the bad DVD burner anyway, so when he
> does, he can read the SN on the label and get an RMA for it.
I would have tried also, because now the system needs to come apart twice 
unless you just buy a new one and let the replacement be a spare.

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