Newbie setup - but no channels clearing

[poolfan]

Ok the only one channel I can get working is channel 277 music videos 27

Its the only one that when I click ok I get a blue bar like loading the channel

Oh and channel 635 some turkish channel

If Im able to get 2 channels why not the rest?

FOund another one working , 646,645661 - this time hungarian + portugese!!