How to Sim Lock a T&T terminal
Subject: Explorer 300, 500, 527, 700, 727, FBB 250/500
Identification: To access the SIM Lock menu you have to have a SIM Lock Code. The Code has to be purchased from the T&T order office.
Action: EXPLORERTM and Fleet Broadband terminals can be locked to only accept specific SIM cards depending on IMSI, DP or ISP.