KG 270 insert sim probleme

[satcomhedi]

hi

i have an LG KG 270, with insert sim problem.
it was working good, but suddenly always it show insert sim, i have tried many sims, i rehot somponent on the bord, i change battrey, unlock with infinity box but always the same problem= insert sim

plz some one help me

[satcomhedi]

plz help to solve this problem

[satcomhedi]

problem solved with simways shematics