no net after using mobi mb

[b1u3Dra60N]

my 3510i don't connects to the t-d1 net after i used mobimb ...
(it worked), i also TRIED to use opm2 but it couldn't detect my phone on several settings

what did i do wrong ??

anyone can help me solve this problem ??

thanks for any answer...

[b1u3Dra60N]

sorry.... it's not because the cable....

t-mobile has problems at the moment....

both t-mobile sims dont work in each handy we got