Sm-n900t no sim inserted

[amila4341]

I bought a note 3 yesterday from e bay i HAVE CUT A SIM TO SIZE OF MICRO SIM BUT PHONE IS NOT DETECTING IT. ""NO SIM INSERTED "" IT IS "T MOBILE" NOTE 3 in other phone the same sim is detecting without problem
HOW TO SOLVE NO SIM INSERTED PROBLEM?
PLEASE GUYS HELP ME..................