![background image](http://html1.mh-extra.com/html/tosibox/tb4gm8/tb4gm8_user-manual_1138561001.webp)
Disable the SIM card’s PIN code query by inserting the SIM card
into your mobile phone and using the phone’s settings menu.
Once disabled, remove the SIM card from the phone.
Insert SIM card into the modem. Make
sure it is inserted correctly and falls
into place contacts side up.
SIM card can be removed by pressing
it to rebound.
TB4GM2 / TB4GM8
USER MANUAL
V1.5
1
2
Your Authorized Distributor is: Controller Service and Sales - www.controllerservice.com - [email protected] - (800)584-5565