Block Erro in GSM Status

Hello!

I need support with a gateway model nº VS-GGU-E2M0400, which is constantly being blocked. Even after the chip is removed and reinserted, it gets blocked again right after that. What could be causing this error?

Kind regards,

Wagner Nascimento

Hi Sir, if insert other sim card to that slot, is it work well?

you can add my skype:dario.hu2 for convinient contact.