maybe you say hello in the introduction section
you ll be given a lot of useful links.
just to fill the gap, have a read on the ultimate index (link below)
first things would be something like:
find out whats going on there.
you see the homebrewchannel?
any other channels that don't look like nintendo (besides, news, weather, mii, photo and discchannel etc.) ?
good luck for now
edit: if the homebrewchannel (hbc) is there
How to post a syscheck: Instructions here
also you got a set of discs with the wii or a harddrive with games on it ?
also check the systemmenu version (settings -> top-right corner)