USGlobalsat GTR-128 - Manual (Page 9)

9
2 Operation
For first time users, please follow the steps below to complete the pre-installation.
2.1 Install the SIM card
Unscrew the cover of device. Insert SIM card with the cooper contacts face-down and the
notch on the SIM card at the right side of the SIM slot.
Note: Make sure to disable the SIM PIN entry function on the SIM card before inserting
your SIM card