Yeah, the cooks tend to recommend loading a stock rom off the HTC site before loading their one. (eg
http://forum.ppcgeeks.com/showthread.php?t=30332 )
The TNZ dial CAB was at
http://www.lifesnotsogood.com/dcd118...2020080719.cab but that link was dead last time I looked. I could email it to you if you can't find it elsewhere.
There are programs around to back up your phone settings, but I haven't seen one that takes an image of the whole phone. Dunno if anyone else can help there....?