Removing the SIM Lock Access Cover

TC77 models with the SIM Lock feature include an access door that is secured using a Microstix 3ULR-0 screw.

TC77 with SIM Lock only.

To remove the access cover, use a Microstix TD-54(3ULR-0) screwdriver to remove the screw from the access panel.

After re-installing the access cover, make sure to use a Microstix TD-54(3ULR-0) screwdriver to re-install the screw.