(note: part of this post is unfinished, but I wanted to make sure all the links are publicly accessible, so I posted earlier and incomplete)
I already did a few ESXi5 postings (they apply to 5.1 as well) of which the most important are:
- Creating vSphere 5 ESXi embedded USB Stick (failed at first in HP XW6600, but with MBR partition table it works)
- Screenshots: Creating vSphere 5 ESXi embedded USB Stick with MBR partition table
Time to finish up some additional installation steps (with a big thanks to Matthijs ter Woord):
The Wiert Corner - irregular stream of stuff 