Asus motherboards come with this information populated. If none exists many don't bother populating this field and thus, its as well as others can be empty as you describe. But other preinstalled software or hardware. Its not serious, unless as dmdilks accurately points out the OEM uses this for activation or validation. There might be additional fields depending on the OEM. In some instances flashing the BIOS (upgrading) can erase this number if it were populated previously. Not all manufacturers populate this field. If it can not GigaByte, so we will look elsewhere. NOW that Intel has stopped producing boards we have to find a replacement. And we use Windows PE feature to set OUR OEM serial number. In the past we only buy Intel motherboard and they have a software Intel integration toolkit for it. Because we use KMS server an pay for software assurance I don't care about windows serial number. First of all we use MDT to deployment windows and OS what we are use is W7 Enterprise. Offcourse motherboard SN and I don't know what you mean to screw up the validation. To check the status of existing tickets, please login.

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