Partitioner does not show partitions

[Tom H]

> PC consists of a Intel DG43GT main board, more tech information is available
> at
> http://www.intel.com/cd/products/services/emea/eng/motherboards/desktop/DG43GT/overview/424010.htm
> No HW RAID.

> I'll boot it from a live cd and check what you have suggested.

What is the output of
fdisk -l

There was a post that suggested that you use Knoppix. You should not
need to. The Ubuntu Live CD has Gparted (under System -
Administration). The Kubuntu Live CD must have it too;or QTParted.